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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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bc1ca96e67
When enable low delay B, the reference list 1 will be same with reference list 0, so need reset the num_ref_idx_l1_active_minus1 to num_ref_idx_l0_active_minus1. Fixes: #160
2933 lines
97 KiB
C
2933 lines
97 KiB
C
/*
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* gstvaapiencoder_h265.c - H.265 encoder
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*
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* Copyright (C) 2015 Intel Corporation
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* Author: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "sysdeps.h"
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#include <math.h>
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#include <gst/base/gstbitwriter.h>
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#include <gst/codecparsers/gsth265parser.h>
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#include "gstvaapicompat.h"
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#include "gstvaapiencoder_priv.h"
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#include "gstvaapiencoder_h265.h"
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#include "gstvaapiutils_h265.h"
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#include "gstvaapiutils_h265_priv.h"
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#include "gstvaapiutils_h26x_priv.h"
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#include "gstvaapicodedbufferproxy_priv.h"
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#include "gstvaapisurface.h"
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#define DEBUG 1
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#include "gstvaapidebug.h"
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/* Supported set of VA rate controls, within this implementation */
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#define SUPPORTED_RATECONTROLS \
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(GST_VAAPI_RATECONTROL_MASK (CQP) | \
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GST_VAAPI_RATECONTROL_MASK (CBR) | \
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GST_VAAPI_RATECONTROL_MASK (VBR))
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/* Supported set of tuning options, within this implementation */
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#define SUPPORTED_TUNE_OPTIONS \
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(GST_VAAPI_ENCODER_TUNE_MASK (NONE) | \
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GST_VAAPI_ENCODER_TUNE_MASK (LOW_POWER))
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/* Supported set of VA packed headers, within this implementation */
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#define SUPPORTED_PACKED_HEADERS \
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(VA_ENC_PACKED_HEADER_SEQUENCE | \
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VA_ENC_PACKED_HEADER_PICTURE | \
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VA_ENC_PACKED_HEADER_SLICE)
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typedef struct
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{
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GstVaapiSurfaceProxy *pic;
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guint poc;
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} GstVaapiEncoderH265Ref;
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typedef enum
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{
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GST_VAAPI_ENC_H265_REORD_NONE = 0,
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GST_VAAPI_ENC_H265_REORD_DUMP_FRAMES = 1,
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GST_VAAPI_ENC_H265_REORD_WAIT_FRAMES = 2
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} GstVaapiEncH265ReorderState;
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typedef struct _GstVaapiH265RefPool
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{
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GQueue ref_list;
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guint max_ref_frames;
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guint max_reflist0_count;
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guint max_reflist1_count;
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} GstVaapiH265RefPool;
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typedef struct _GstVaapiH265ReorderPool
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{
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GQueue reorder_frame_list;
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guint reorder_state;
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guint frame_index;
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guint cur_present_index;
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} GstVaapiH265ReorderPool;
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/* ------------------------------------------------------------------------- */
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/* --- H.265 Encoder --- */
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/* ------------------------------------------------------------------------- */
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struct _GstVaapiEncoderH265
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{
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GstVaapiEncoder parent_instance;
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GstVaapiProfile profile;
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GstVaapiTierH265 tier;
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GstVaapiLevelH265 level;
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GstVaapiEntrypoint entrypoint;
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guint8 profile_idc;
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guint8 max_profile_idc;
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guint8 hw_max_profile_idc;
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guint8 level_idc;
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guint32 idr_period;
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guint32 init_qp;
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guint32 min_qp;
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guint32 qp_i;
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guint32 qp_ip;
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guint32 qp_ib;
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guint32 num_slices;
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guint32 num_bframes;
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guint32 ctu_width; /* CTU == Coding Tree Unit */
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guint32 ctu_height;
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guint32 luma_width;
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guint32 luma_height;
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GstClockTime cts_offset;
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gboolean config_changed;
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gboolean low_delay_b;
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/* maximum required size of the decoded picture buffer */
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guint32 max_dec_pic_buffering;
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/* maximum allowed number of pictures that can precede any picture in
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* the CVS in decoding order and follow that picture in output order */
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guint32 max_num_reorder_pics;
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/* frame, poc */
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guint32 max_pic_order_cnt;
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guint32 log2_max_pic_order_cnt;
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guint32 idr_num;
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guint num_ref_frames;
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GstBuffer *vps_data;
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GstBuffer *sps_data;
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GstBuffer *pps_data;
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guint bitrate_bits; // bitrate (bits)
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guint cpb_length; // length of CPB buffer (ms)
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guint cpb_length_bits; // length of CPB buffer (bits)
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GstVaapiEncoderMbbrc mbbrc; // macroblock bitrate control
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/* Crop rectangle */
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guint conformance_window_flag:1;
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guint32 conf_win_left_offset;
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guint32 conf_win_right_offset;
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guint32 conf_win_top_offset;
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guint32 conf_win_bottom_offset;
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GstVaapiH265RefPool ref_pool;
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GstVaapiH265ReorderPool reorder_pool;
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guint first_slice_segment_in_pic_flag:1;
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guint sps_temporal_mvp_enabled_flag:1;
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guint sample_adaptive_offset_enabled_flag:1;
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};
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static inline gboolean
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_poc_greater_than (guint poc1, guint poc2, guint max_poc)
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{
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return (((poc1 - poc2) & (max_poc - 1)) < max_poc / 2);
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}
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/* Get slice_type value for H.265 specification */
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static guint8
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h265_get_slice_type (GstVaapiPictureType type)
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{
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switch (type) {
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case GST_VAAPI_PICTURE_TYPE_I:
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return GST_H265_I_SLICE;
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case GST_VAAPI_PICTURE_TYPE_P:
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return GST_H265_P_SLICE;
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case GST_VAAPI_PICTURE_TYPE_B:
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return GST_H265_B_SLICE;
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default:
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break;
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}
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return -1;
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}
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/* Get log2_max_pic_order_cnt value for H.265 specification */
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static guint
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h265_get_log2_max_pic_order_cnt (guint num)
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{
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guint ret = 0;
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while (num) {
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++ret;
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num >>= 1;
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}
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if (ret <= 4)
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ret = 4;
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else if (ret > 16)
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ret = 16;
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/* must be greater than 4 */
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return ret;
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}
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/* Write the NAL unit header */
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static gboolean
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bs_write_nal_header (GstBitWriter * bs, guint32 nal_unit_type)
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{
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guint8 nuh_layer_id = 0;
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guint8 nuh_temporal_id_plus1 = 1;
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WRITE_UINT32 (bs, 0, 1);
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WRITE_UINT32 (bs, nal_unit_type, 6);
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WRITE_UINT32 (bs, nuh_layer_id, 6);
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WRITE_UINT32 (bs, nuh_temporal_id_plus1, 3);
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return TRUE;
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/* ERRORS */
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bs_error:
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{
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GST_WARNING ("failed to write NAL unit header");
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return FALSE;
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}
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}
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/* Write the NAL unit trailing bits */
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static gboolean
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bs_write_trailing_bits (GstBitWriter * bs)
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{
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if (!gst_bit_writer_put_bits_uint32 (bs, 1, 1))
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goto bs_error;
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gst_bit_writer_align_bytes_unchecked (bs, 0);
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return TRUE;
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/* ERRORS */
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bs_error:
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{
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GST_WARNING ("failed to write NAL unit trailing bits");
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return FALSE;
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}
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}
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/* Write profile_tier_level() */
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static gboolean
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bs_write_profile_tier_level (GstBitWriter * bs,
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const VAEncSequenceParameterBufferHEVC * seq_param)
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{
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guint i;
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/* general_profile_space */
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WRITE_UINT32 (bs, 0, 2);
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/* general_tier_flag */
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WRITE_UINT32 (bs, seq_param->general_tier_flag, 1);
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/* general_profile_idc */
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WRITE_UINT32 (bs, seq_param->general_profile_idc, 5);
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/* general_profile_compatibility_flag[32] */
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for (i = 0; i < 32; i++) {
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if (i == 1 || i == 2)
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WRITE_UINT32 (bs, 1, 1);
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else
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WRITE_UINT32 (bs, 0, 1);
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}
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/* general_progressive_source_flag */
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WRITE_UINT32 (bs, 1, 1);
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/* general_interlaced_source_flag */
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WRITE_UINT32 (bs, 0, 1);
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/* general_non_packed_constraint_flag */
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WRITE_UINT32 (bs, 0, 1);
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/* general_frame_only_constraint_flag */
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WRITE_UINT32 (bs, 1, 1);
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/* general_reserved_zero_44bits */
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for (i = 0; i < 44; i++)
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WRITE_UINT32 (bs, 0, 1);
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/* general_level_idc */
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WRITE_UINT32 (bs, seq_param->general_level_idc, 8);
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return TRUE;
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/* ERRORS */
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bs_error:
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{
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GST_WARNING ("failed to write Profile Tier Level");
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return FALSE;
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}
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}
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/* Write an VPS NAL unit */
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static gboolean
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bs_write_vps_data (GstBitWriter * bs, GstVaapiEncoderH265 * encoder,
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GstVaapiEncPicture * picture,
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const VAEncSequenceParameterBufferHEVC * seq_param, GstVaapiProfile profile)
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{
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guint32 video_parameter_set_id = 0;
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guint32 vps_max_layers_minus1 = 0;
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guint32 vps_max_sub_layers_minus1 = 0;
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guint32 vps_temporal_id_nesting_flag = 1;
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guint32 vps_sub_layer_ordering_info_present_flag = 0;
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guint32 vps_max_latency_increase_plus1 = 0;
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guint32 vps_max_layer_id = 0;
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guint32 vps_num_layer_sets_minus1 = 0;
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guint32 vps_timing_info_present_flag = 0;
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guint32 vps_extension_flag = 0;
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/* video_parameter_set_id */
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WRITE_UINT32 (bs, video_parameter_set_id, 4);
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/* vps_reserved_three_2bits */
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WRITE_UINT32 (bs, 3, 2);
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/* vps_max_layers_minus1 */
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WRITE_UINT32 (bs, vps_max_layers_minus1, 6);
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/* vps_max_sub_layers_minus1 */
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WRITE_UINT32 (bs, vps_max_sub_layers_minus1, 3);
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/* vps_temporal_id_nesting_flag */
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WRITE_UINT32 (bs, vps_temporal_id_nesting_flag, 1);
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/* vps_reserved_0xffff_16bits */
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WRITE_UINT32 (bs, 0xffff, 16);
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/* profile_tier_level */
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bs_write_profile_tier_level (bs, seq_param);
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/* vps_sub_layer_ordering_info_present_flag */
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WRITE_UINT32 (bs, vps_sub_layer_ordering_info_present_flag, 1);
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/* vps_max_dec_pic_buffering_minus1 */
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WRITE_UE (bs, encoder->max_dec_pic_buffering - 1);
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/* vps_max_num_reorder_pics */
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WRITE_UE (bs, encoder->max_num_reorder_pics);
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/* vps_max_latency_increase_plus1 */
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WRITE_UE (bs, vps_max_latency_increase_plus1);
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/* vps_max_layer_id */
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WRITE_UINT32 (bs, vps_max_layer_id, 6);
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/* vps_num_layer_sets_minus1 */
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WRITE_UE (bs, vps_num_layer_sets_minus1);
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/* vps_timing_info_present_flag */
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WRITE_UINT32 (bs, vps_timing_info_present_flag, 1);
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/* vps_extension_flag */
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WRITE_UINT32 (bs, vps_extension_flag, 1);
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return TRUE;
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/* ERRORS */
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bs_error:
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{
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GST_WARNING ("failed to write VPS NAL unit");
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return FALSE;
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}
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}
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static gboolean
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bs_write_vps (GstBitWriter * bs, GstVaapiEncoderH265 * encoder,
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GstVaapiEncPicture * picture,
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const VAEncSequenceParameterBufferHEVC * seq_param, GstVaapiProfile profile)
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{
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if (!bs_write_vps_data (bs, encoder, picture, seq_param, profile))
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return FALSE;
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/* rbsp_trailing_bits */
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bs_write_trailing_bits (bs);
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return FALSE;
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}
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/* Write an SPS NAL unit */
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static gboolean
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bs_write_sps_data (GstBitWriter * bs, GstVaapiEncoderH265 * encoder,
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GstVaapiEncPicture * picture,
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const VAEncSequenceParameterBufferHEVC * seq_param, GstVaapiProfile profile,
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GstVaapiRateControl rate_control, const VAEncMiscParameterHRD * hrd_params)
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{
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guint32 video_parameter_set_id = 0;
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guint32 max_sub_layers_minus1 = 0;
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guint32 temporal_id_nesting_flag = 1;
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guint32 seq_parameter_set_id = 0;
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guint32 sps_sub_layer_ordering_info_present_flag = 0;
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guint32 sps_max_latency_increase_plus1 = 0;
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guint32 num_short_term_ref_pic_sets = 0;
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guint32 long_term_ref_pics_present_flag = 0;
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guint32 sps_extension_flag = 0;
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guint32 nal_hrd_parameters_present_flag = 0;
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guint maxNumSubLayers = 1, i;
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guint32 cbr_flag = rate_control == GST_VAAPI_RATECONTROL_CBR ? 1 : 0;
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/* video_parameter_set_id */
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WRITE_UINT32 (bs, video_parameter_set_id, 4);
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/* max_sub_layers_minus1 */
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WRITE_UINT32 (bs, max_sub_layers_minus1, 3);
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/* temporal_id_nesting_flag */
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WRITE_UINT32 (bs, temporal_id_nesting_flag, 1);
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/* profile_tier_level */
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bs_write_profile_tier_level (bs, seq_param);
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/* seq_parameter_set_id */
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WRITE_UE (bs, seq_parameter_set_id);
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/* chroma_format_idc = 1, 4:2:0 */
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WRITE_UE (bs, seq_param->seq_fields.bits.chroma_format_idc);
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/* pic_width_in_luma_samples */
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WRITE_UE (bs, seq_param->pic_width_in_luma_samples);
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/* pic_height_in_luma_samples */
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WRITE_UE (bs, seq_param->pic_height_in_luma_samples);
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/* conformance_window_flag */
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WRITE_UINT32 (bs, encoder->conformance_window_flag, 1);
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if (encoder->conformance_window_flag) {
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WRITE_UE (bs, encoder->conf_win_left_offset);
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WRITE_UE (bs, encoder->conf_win_right_offset);
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WRITE_UE (bs, encoder->conf_win_top_offset);
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WRITE_UE (bs, encoder->conf_win_bottom_offset);
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}
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/* bit_depth_luma_minus8 */
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WRITE_UE (bs, seq_param->seq_fields.bits.bit_depth_luma_minus8);
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/* bit_depth_chroma_minus8 */
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WRITE_UE (bs, seq_param->seq_fields.bits.bit_depth_chroma_minus8);
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/* log2_max_pic_order_cnt_lsb_minus4 */
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WRITE_UE (bs, encoder->log2_max_pic_order_cnt - 4);
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/* sps_sub_layer_ordering_info_present_flag */
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WRITE_UINT32 (bs, sps_sub_layer_ordering_info_present_flag, 1);
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/* sps_max_dec_pic_buffering_minus1 */
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WRITE_UE (bs, encoder->max_dec_pic_buffering - 1);
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/* sps_max_num_reorder_pics */
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WRITE_UE (bs, encoder->max_num_reorder_pics);
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/* sps_max_latency_increase_plus1 */
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WRITE_UE (bs, sps_max_latency_increase_plus1);
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/* log2_min_luma_coding_block_size_minus3 */
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WRITE_UE (bs, seq_param->log2_min_luma_coding_block_size_minus3);
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/* log2_diff_max_min_luma_coding_block_size */
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WRITE_UE (bs, seq_param->log2_diff_max_min_luma_coding_block_size);
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/* log2_min_transform_block_size_minus2 */
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WRITE_UE (bs, seq_param->log2_min_transform_block_size_minus2);
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/* log2_diff_max_min_transform_block_size */
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WRITE_UE (bs, seq_param->log2_diff_max_min_transform_block_size);
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/* max_transform_hierarchy_depth_inter */
|
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WRITE_UE (bs, seq_param->max_transform_hierarchy_depth_inter);
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|
/*max_transform_hierarchy_depth_intra */
|
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WRITE_UE (bs, seq_param->max_transform_hierarchy_depth_intra);
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|
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/* scaling_list_enabled_flag */
|
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WRITE_UINT32 (bs, seq_param->seq_fields.bits.scaling_list_enabled_flag, 1);
|
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/* amp_enabled_flag */
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WRITE_UINT32 (bs, seq_param->seq_fields.bits.amp_enabled_flag, 1);
|
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/* sample_adaptive_offset_enabled_flag */
|
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WRITE_UINT32 (bs,
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seq_param->seq_fields.bits.sample_adaptive_offset_enabled_flag, 1);
|
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/* pcm_enabled_flag */
|
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WRITE_UINT32 (bs, seq_param->seq_fields.bits.pcm_enabled_flag, 1);
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|
|
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/* num_short_term_ref_pic_sets */
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WRITE_UE (bs, num_short_term_ref_pic_sets);
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|
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/* long_term_ref_pics_present_flag */
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WRITE_UINT32 (bs, long_term_ref_pics_present_flag, 1);
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|
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/* sps_temporal_mvp_enabled_flag */
|
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WRITE_UINT32 (bs, seq_param->seq_fields.bits.sps_temporal_mvp_enabled_flag,
|
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1);
|
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/* strong_intra_smoothing_enabled_flag */
|
|
WRITE_UINT32 (bs,
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seq_param->seq_fields.bits.strong_intra_smoothing_enabled_flag, 1);
|
|
|
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/* vui_parameters_present_flag */
|
|
WRITE_UINT32 (bs, seq_param->vui_parameters_present_flag, 1);
|
|
|
|
/*--------------- Write VUI Parameters--------------- */
|
|
if (seq_param->vui_parameters_present_flag) {
|
|
gboolean vui_hrd_parameters_present_flag;
|
|
/* aspect_ratio_info_present_flag */
|
|
WRITE_UINT32 (bs,
|
|
seq_param->vui_fields.bits.aspect_ratio_info_present_flag, 1);
|
|
if (seq_param->vui_fields.bits.aspect_ratio_info_present_flag) {
|
|
WRITE_UINT32 (bs, seq_param->aspect_ratio_idc, 8);
|
|
if (seq_param->aspect_ratio_idc == 0xFF) {
|
|
WRITE_UINT32 (bs, seq_param->sar_width, 16);
|
|
WRITE_UINT32 (bs, seq_param->sar_height, 16);
|
|
}
|
|
}
|
|
/* overscan_info_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* video_signal_type_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* chroma_loc_info_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* neutral_chroma_indication_flag */
|
|
WRITE_UINT32 (bs, seq_param->vui_fields.bits.neutral_chroma_indication_flag,
|
|
1);
|
|
/* field_seq_flag */
|
|
WRITE_UINT32 (bs, seq_param->vui_fields.bits.field_seq_flag, 1);
|
|
/* frame_field_info_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* default_display_window_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
|
|
/* timing_info_present_flag */
|
|
WRITE_UINT32 (bs, seq_param->vui_fields.bits.vui_timing_info_present_flag,
|
|
1);
|
|
if (seq_param->vui_fields.bits.vui_timing_info_present_flag) {
|
|
/* vui_num_units_in_tick */
|
|
WRITE_UINT32 (bs, seq_param->vui_num_units_in_tick, 32);
|
|
/* vui_time_scale */
|
|
WRITE_UINT32 (bs, seq_param->vui_time_scale, 32);
|
|
/* vui_poc_proportional_to_timing_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
|
|
/* vui_hrd_parameters_present_flag */
|
|
vui_hrd_parameters_present_flag = seq_param->bits_per_second > 0;
|
|
WRITE_UINT32 (bs, vui_hrd_parameters_present_flag, 1);
|
|
|
|
if (vui_hrd_parameters_present_flag) {
|
|
nal_hrd_parameters_present_flag = 1;
|
|
/* nal_hrd_parameters_present_flag */
|
|
WRITE_UINT32 (bs, nal_hrd_parameters_present_flag, 1);
|
|
/* vcl_hrd_parameters_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
|
|
if (nal_hrd_parameters_present_flag) {
|
|
/* sub_pic_hrd_params_present_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* bit_rate_scale */
|
|
WRITE_UINT32 (bs, SX_BITRATE - 6, 4);
|
|
/* cpb_size_scale */
|
|
WRITE_UINT32 (bs, SX_CPB_SIZE - 4, 4);
|
|
/* initial_cpb_removal_delay_length_minus1 */
|
|
WRITE_UINT32 (bs, 23, 5);
|
|
/* au_cpb_removal_delay_length_minus1 */
|
|
WRITE_UINT32 (bs, 23, 5);
|
|
/* dpb_output_delay_length_minus1 */
|
|
WRITE_UINT32 (bs, 23, 5);
|
|
|
|
for (i = 0; i < maxNumSubLayers; i++) {
|
|
/* fixed_pic_rate_general_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* fixed_pic_rate_within_cvs_flag */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
/* low_delay_hrd_flag */
|
|
WRITE_UINT32 (bs, 1, 1);
|
|
/* bit_rate_value_minus1 */
|
|
WRITE_UE (bs, (seq_param->bits_per_second >> SX_BITRATE) - 1);
|
|
/* cpb_size_value_minus1 */
|
|
WRITE_UE (bs, (hrd_params->buffer_size >> SX_CPB_SIZE) - 1);
|
|
/* cbr_flag */
|
|
WRITE_UINT32 (bs, cbr_flag, 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/* bitstream_restriction_flag */
|
|
WRITE_UINT32 (bs, seq_param->vui_fields.bits.bitstream_restriction_flag, 1);
|
|
}
|
|
/* sps_extension_flag */
|
|
WRITE_UINT32 (bs, sps_extension_flag, 1);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write SPS NAL unit");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
bs_write_sps (GstBitWriter * bs, GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture,
|
|
const VAEncSequenceParameterBufferHEVC * seq_param, GstVaapiProfile profile,
|
|
GstVaapiRateControl rate_control, const VAEncMiscParameterHRD * hrd_params)
|
|
{
|
|
if (!bs_write_sps_data (bs, encoder, picture, seq_param, profile,
|
|
rate_control, hrd_params))
|
|
return FALSE;
|
|
|
|
/* rbsp_trailing_bits */
|
|
bs_write_trailing_bits (bs);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/* Write a PPS NAL unit */
|
|
static gboolean
|
|
bs_write_pps (GstBitWriter * bs,
|
|
const VAEncPictureParameterBufferHEVC * pic_param)
|
|
{
|
|
guint32 pic_parameter_set_id = 0;
|
|
guint32 seq_parameter_set_id = 0;
|
|
guint32 output_flag_present_flag = 0;
|
|
guint32 num_extra_slice_header_bits = 0;
|
|
guint32 cabac_init_present_flag = 0;
|
|
guint32 pps_slice_chroma_qp_offsets_present_flag = 0;
|
|
guint32 deblocking_filter_control_present_flag = 0;
|
|
guint32 lists_modification_present_flag = 0;
|
|
guint32 slice_segment_header_extension_present_flag = 0;
|
|
guint32 pps_extension_flag = 0;
|
|
|
|
/* pic_parameter_set_id */
|
|
WRITE_UE (bs, pic_parameter_set_id);
|
|
/* seq_parameter_set_id */
|
|
WRITE_UE (bs, seq_parameter_set_id);
|
|
/* dependent_slice_segments_enabled_flag */
|
|
WRITE_UINT32 (bs,
|
|
pic_param->pic_fields.bits.dependent_slice_segments_enabled_flag, 1);
|
|
/* output_flag_present_flag */
|
|
WRITE_UINT32 (bs, output_flag_present_flag, 1);
|
|
/* num_extra_slice_header_bits */
|
|
WRITE_UINT32 (bs, num_extra_slice_header_bits, 3);
|
|
/* sign_data_hiding_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.sign_data_hiding_enabled_flag,
|
|
1);
|
|
/* cabac_init_present_flag */
|
|
WRITE_UINT32 (bs, cabac_init_present_flag, 1);
|
|
/* num_ref_idx_l0_default_active_minus1 */
|
|
WRITE_UE (bs, pic_param->num_ref_idx_l0_default_active_minus1);
|
|
/* num_ref_idx_l1_default_active_minus1 */
|
|
WRITE_UE (bs, pic_param->num_ref_idx_l1_default_active_minus1);
|
|
/* pic_init_qp_minus26 */
|
|
WRITE_SE (bs, pic_param->pic_init_qp - 26);
|
|
/* constrained_intra_pred_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.constrained_intra_pred_flag, 1);
|
|
/* transform_skip_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.transform_skip_enabled_flag, 1);
|
|
/* cu_qp_delta_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.cu_qp_delta_enabled_flag, 1);
|
|
/* diff_cu_qp_delta_depth */
|
|
if (pic_param->pic_fields.bits.cu_qp_delta_enabled_flag)
|
|
WRITE_UE (bs, pic_param->diff_cu_qp_delta_depth);
|
|
|
|
/* pps_cb_qp_offset */
|
|
WRITE_SE (bs, pic_param->pps_cb_qp_offset);
|
|
/* pps_cr_qp_offset */
|
|
WRITE_SE (bs, pic_param->pps_cr_qp_offset);
|
|
/* pps_slice_chroma_qp_offsets_present_flag */
|
|
WRITE_UINT32 (bs, pps_slice_chroma_qp_offsets_present_flag, 1);
|
|
/* weighted_pred_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.weighted_pred_flag, 1);
|
|
/* weighted_bipred_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.weighted_bipred_flag, 1);
|
|
/* transquant_bypass_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.transquant_bypass_enabled_flag,
|
|
1);
|
|
/* tiles_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.tiles_enabled_flag, 1);
|
|
/* entropy_coding_sync_enabled_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.entropy_coding_sync_enabled_flag,
|
|
1);
|
|
/* pps_loop_filter_across_slices_enabled_flag */
|
|
WRITE_UINT32 (bs,
|
|
pic_param->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag, 1);
|
|
/* deblocking_filter_control_present_flag */
|
|
WRITE_UINT32 (bs, deblocking_filter_control_present_flag, 1);
|
|
/* pps_scaling_list_data_present_flag */
|
|
WRITE_UINT32 (bs, pic_param->pic_fields.bits.scaling_list_data_present_flag,
|
|
1);
|
|
/* lists_modification_present_flag */
|
|
WRITE_UINT32 (bs, lists_modification_present_flag, 1);
|
|
/* log2_parallel_merge_level_minus2 */
|
|
WRITE_UE (bs, pic_param->log2_parallel_merge_level_minus2);
|
|
/* slice_segment_header_extension_present_flag */
|
|
WRITE_UINT32 (bs, slice_segment_header_extension_present_flag, 1);
|
|
/* pps_extension_flag */
|
|
WRITE_UINT32 (bs, pps_extension_flag, 1);
|
|
|
|
/* rbsp_trailing_bits */
|
|
bs_write_trailing_bits (bs);
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write PPS NAL unit");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Write a Slice NAL unit */
|
|
static gboolean
|
|
bs_write_slice (GstBitWriter * bs,
|
|
const VAEncSliceParameterBufferHEVC * slice_param,
|
|
GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
|
|
guint8 nal_unit_type)
|
|
{
|
|
const VAEncPictureParameterBufferHEVC *const pic_param = picture->param;
|
|
|
|
guint8 no_output_of_prior_pics_flag = 0;
|
|
guint8 dependent_slice_segment_flag = 0;
|
|
guint8 short_term_ref_pic_set_sps_flag = 0;
|
|
guint8 slice_deblocking_filter_disabled_flag = 0;
|
|
guint8 num_ref_idx_active_override_flag =
|
|
slice_param->slice_fields.bits.num_ref_idx_active_override_flag;
|
|
|
|
/* first_slice_segment_in_pic_flag */
|
|
WRITE_UINT32 (bs, encoder->first_slice_segment_in_pic_flag, 1);
|
|
|
|
/* FIXME: For all IRAP pics */
|
|
/* no_output_of_prior_pics_flag */
|
|
if (GST_VAAPI_ENC_PICTURE_IS_IDR (picture))
|
|
WRITE_UINT32 (bs, no_output_of_prior_pics_flag, 1);
|
|
|
|
/* slice_pic_parameter_set_id */
|
|
WRITE_UE (bs, slice_param->slice_pic_parameter_set_id);
|
|
|
|
/* slice_segment_address , bits_size = Ceil(Log2(PicSizeInCtbsY)) */
|
|
if (!encoder->first_slice_segment_in_pic_flag) {
|
|
guint pic_size_ctb = encoder->ctu_width * encoder->ctu_height;
|
|
guint bits_size = (guint) ceil ((log2 (pic_size_ctb)));
|
|
WRITE_UINT32 (bs, slice_param->slice_segment_address, bits_size);
|
|
}
|
|
|
|
if (!dependent_slice_segment_flag) {
|
|
/* slice_type */
|
|
WRITE_UE (bs, slice_param->slice_type);
|
|
|
|
if (!pic_param->pic_fields.bits.idr_pic_flag) {
|
|
/* slice_pic_order_cnt_lsb */
|
|
WRITE_UINT32 (bs, picture->poc, encoder->log2_max_pic_order_cnt);
|
|
/* short_term_ref_pic_set_sps_flag */
|
|
WRITE_UINT32 (bs, short_term_ref_pic_set_sps_flag, 1);
|
|
|
|
/*---------- Write short_term_ref_pic_set(0) ----------- */
|
|
{
|
|
guint num_positive_pics = 0, num_negative_pics = 0;
|
|
guint delta_poc_s0_minus1 = 0, delta_poc_s1_minus1 = 0;
|
|
guint used_by_curr_pic_s0_flag = 0, used_by_curr_pic_s1_flag = 0;
|
|
guint reflist_0_count = 0, reflist_1_count = 0;
|
|
gint i;
|
|
|
|
/* Get count of ref_pic_list */
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_P
|
|
|| picture->type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
for (i = 0; i < G_N_ELEMENTS (slice_param->ref_pic_list0); ++i) {
|
|
if (slice_param->ref_pic_list0[i].picture_id == VA_INVALID_SURFACE)
|
|
break;
|
|
}
|
|
reflist_0_count = i;
|
|
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
for (i = 0; i < G_N_ELEMENTS (slice_param->ref_pic_list1); ++i) {
|
|
if (slice_param->ref_pic_list1[i].picture_id ==
|
|
VA_INVALID_SURFACE)
|
|
break;
|
|
}
|
|
reflist_1_count = i;
|
|
}
|
|
}
|
|
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_P) {
|
|
delta_poc_s0_minus1 =
|
|
picture->poc - slice_param->ref_pic_list0[0].pic_order_cnt - 1;
|
|
used_by_curr_pic_s0_flag = 1;
|
|
delta_poc_s1_minus1 = 0;
|
|
used_by_curr_pic_s1_flag = 0;
|
|
}
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
delta_poc_s0_minus1 =
|
|
picture->poc - slice_param->ref_pic_list0[0].pic_order_cnt - 1;
|
|
used_by_curr_pic_s0_flag = 1;
|
|
delta_poc_s1_minus1 =
|
|
slice_param->ref_pic_list1[0].pic_order_cnt - picture->poc - 1;
|
|
used_by_curr_pic_s1_flag = 1;
|
|
}
|
|
|
|
num_negative_pics = reflist_0_count;
|
|
num_positive_pics = reflist_1_count;
|
|
|
|
/* num_negative_pics */
|
|
WRITE_UE (bs, num_negative_pics);
|
|
/* num_positive_pics */
|
|
WRITE_UE (bs, num_positive_pics);
|
|
|
|
for (i = 0; i < num_negative_pics; i++) {
|
|
/* delta_poc_s0_minus1 */
|
|
if (i == 0) {
|
|
WRITE_UE (bs, delta_poc_s0_minus1);
|
|
} else {
|
|
WRITE_UE (bs,
|
|
slice_param->ref_pic_list0[i - 1].pic_order_cnt -
|
|
slice_param->ref_pic_list0[i].pic_order_cnt - 1);
|
|
}
|
|
/* used_by_curr_pic_s0_flag */
|
|
WRITE_UINT32 (bs, used_by_curr_pic_s0_flag, 1);
|
|
}
|
|
for (i = 0; i < num_positive_pics; i++) {
|
|
/* delta_poc_s1_minus1 */
|
|
if (i == 0) {
|
|
WRITE_UE (bs, delta_poc_s1_minus1);
|
|
} else {
|
|
WRITE_UE (bs,
|
|
slice_param->ref_pic_list1[i - 1].pic_order_cnt -
|
|
slice_param->ref_pic_list1[i].pic_order_cnt - 1);
|
|
}
|
|
/* used_by_curr_pic_s1_flag */
|
|
WRITE_UINT32 (bs, used_by_curr_pic_s1_flag, 1);
|
|
}
|
|
}
|
|
|
|
/* slice_temporal_mvp_enabled_flag */
|
|
if (encoder->sps_temporal_mvp_enabled_flag)
|
|
WRITE_UINT32 (bs,
|
|
slice_param->slice_fields.bits.slice_temporal_mvp_enabled_flag, 1);
|
|
}
|
|
|
|
if (encoder->sample_adaptive_offset_enabled_flag) {
|
|
WRITE_UINT32 (bs, slice_param->slice_fields.bits.slice_sao_luma_flag, 1);
|
|
WRITE_UINT32 (bs, slice_param->slice_fields.bits.slice_sao_chroma_flag,
|
|
1);
|
|
}
|
|
|
|
if (slice_param->slice_type == GST_H265_P_SLICE ||
|
|
slice_param->slice_type == GST_H265_B_SLICE) {
|
|
/* num_ref_idx_active_override_flag */
|
|
WRITE_UINT32 (bs, num_ref_idx_active_override_flag, 1);
|
|
if (num_ref_idx_active_override_flag) {
|
|
WRITE_UE (bs, slice_param->num_ref_idx_l0_active_minus1);
|
|
if (slice_param->slice_type == GST_H265_B_SLICE)
|
|
WRITE_UE (bs, slice_param->num_ref_idx_l1_active_minus1);
|
|
}
|
|
|
|
/* mvd_l1_zero_flag */
|
|
if (slice_param->slice_type == GST_H265_B_SLICE)
|
|
WRITE_UINT32 (bs, slice_param->slice_fields.bits.mvd_l1_zero_flag, 1);
|
|
|
|
/* cabac_init_present_flag == FALSE */
|
|
/* cabac_init_flag = FALSE */
|
|
|
|
/* collocated_from_l0_flag */
|
|
if (slice_param->slice_fields.bits.slice_temporal_mvp_enabled_flag) {
|
|
if (slice_param->slice_type == GST_H265_B_SLICE)
|
|
WRITE_UINT32 (bs,
|
|
slice_param->slice_fields.bits.collocated_from_l0_flag, 1);
|
|
}
|
|
/* five_minus_max_num_merge_cand */
|
|
WRITE_UE (bs, 5 - slice_param->max_num_merge_cand);
|
|
}
|
|
|
|
/* slice_qp_delta */
|
|
WRITE_SE (bs, slice_param->slice_qp_delta);
|
|
if (pic_param->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag &&
|
|
(slice_param->slice_fields.bits.slice_sao_luma_flag
|
|
|| slice_param->slice_fields.bits.slice_sao_chroma_flag
|
|
|| !slice_deblocking_filter_disabled_flag))
|
|
WRITE_UINT32 (bs,
|
|
slice_param->slice_fields.bits.
|
|
slice_loop_filter_across_slices_enabled_flag, 1);
|
|
|
|
}
|
|
|
|
/* byte_alignment() */
|
|
{
|
|
/* alignment_bit_equal_to_one */
|
|
WRITE_UINT32 (bs, 1, 1);
|
|
while (GST_BIT_WRITER_BIT_SIZE (bs) % 8 != 0) {
|
|
/* alignment_bit_equal_to_zero */
|
|
WRITE_UINT32 (bs, 0, 1);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write Slice NAL unit");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static inline void
|
|
_check_vps_sps_pps_status (GstVaapiEncoderH265 * encoder,
|
|
const guint8 * nal, guint32 size)
|
|
{
|
|
guint8 nal_type;
|
|
G_GNUC_UNUSED gsize ret; /* FIXME */
|
|
g_assert (size);
|
|
|
|
if (encoder->vps_data && encoder->sps_data && encoder->pps_data)
|
|
return;
|
|
|
|
nal_type = (nal[0] & 0x7E) >> 1;
|
|
switch (nal_type) {
|
|
case GST_H265_NAL_VPS:
|
|
encoder->vps_data = gst_buffer_new_allocate (NULL, size, NULL);
|
|
ret = gst_buffer_fill (encoder->vps_data, 0, nal, size);
|
|
g_assert (ret == size);
|
|
break;
|
|
case GST_H265_NAL_SPS:
|
|
encoder->sps_data = gst_buffer_new_allocate (NULL, size, NULL);
|
|
ret = gst_buffer_fill (encoder->sps_data, 0, nal, size);
|
|
g_assert (ret == size);
|
|
break;
|
|
case GST_H265_NAL_PPS:
|
|
encoder->pps_data = gst_buffer_new_allocate (NULL, size, NULL);
|
|
ret = gst_buffer_fill (encoder->pps_data, 0, nal, size);
|
|
g_assert (ret == size);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Determines the largest supported profile by the underlying hardware */
|
|
static gboolean
|
|
ensure_hw_profile_limits (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiDisplay *const display = GST_VAAPI_ENCODER_DISPLAY (encoder);
|
|
GArray *profiles;
|
|
guint i, profile_idc, max_profile_idc;
|
|
|
|
if (encoder->hw_max_profile_idc)
|
|
return TRUE;
|
|
|
|
profiles = gst_vaapi_display_get_encode_profiles (display);
|
|
if (!profiles)
|
|
return FALSE;
|
|
|
|
max_profile_idc = 0;
|
|
for (i = 0; i < profiles->len; i++) {
|
|
const GstVaapiProfile profile =
|
|
g_array_index (profiles, GstVaapiProfile, i);
|
|
profile_idc = gst_vaapi_utils_h265_get_profile_idc (profile);
|
|
if (!profile_idc)
|
|
continue;
|
|
if (max_profile_idc < profile_idc)
|
|
max_profile_idc = profile_idc;
|
|
}
|
|
g_array_unref (profiles);
|
|
|
|
encoder->hw_max_profile_idc = max_profile_idc;
|
|
return TRUE;
|
|
}
|
|
|
|
/* Derives the profile supported by the underlying hardware */
|
|
static gboolean
|
|
ensure_hw_profile (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiDisplay *const display = GST_VAAPI_ENCODER_DISPLAY (encoder);
|
|
GstVaapiEntrypoint entrypoint = encoder->entrypoint;
|
|
GstVaapiProfile profile, profiles[4];
|
|
guint i, num_profiles = 0;
|
|
|
|
profiles[num_profiles++] = encoder->profile;
|
|
switch (encoder->profile) {
|
|
case GST_VAAPI_PROFILE_H265_MAIN_STILL_PICTURE:
|
|
profiles[num_profiles++] = GST_VAAPI_PROFILE_H265_MAIN;
|
|
// fall-through
|
|
case GST_VAAPI_PROFILE_H265_MAIN:
|
|
profiles[num_profiles++] = GST_VAAPI_PROFILE_H265_MAIN10;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
profile = GST_VAAPI_PROFILE_UNKNOWN;
|
|
for (i = 0; i < num_profiles; i++) {
|
|
if (gst_vaapi_display_has_encoder (display, profiles[i], entrypoint)) {
|
|
profile = profiles[i];
|
|
break;
|
|
}
|
|
}
|
|
if (profile == GST_VAAPI_PROFILE_UNKNOWN)
|
|
goto error_unsupported_profile;
|
|
|
|
GST_VAAPI_ENCODER_CAST (encoder)->profile = profile;
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
error_unsupported_profile:
|
|
{
|
|
GST_ERROR ("unsupported HW profile %s",
|
|
gst_vaapi_profile_get_name (encoder->profile));
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Check target decoder constraints */
|
|
static gboolean
|
|
ensure_profile_limits (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
|
|
if (!encoder->max_profile_idc
|
|
|| encoder->profile_idc <= encoder->max_profile_idc)
|
|
return TRUE;
|
|
|
|
GST_WARNING
|
|
("Needs to lower coding tools to meet target decoder constraints");
|
|
GST_WARNING ("Only supporting Main profile, reset profile to Main");
|
|
|
|
encoder->profile = GST_VAAPI_PROFILE_H265_MAIN;
|
|
encoder->profile_idc =
|
|
gst_vaapi_utils_h265_get_profile_idc (encoder->profile);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Derives the minimum profile from the active coding tools */
|
|
static gboolean
|
|
ensure_profile (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiProfile profile;
|
|
const GstVideoFormat format =
|
|
GST_VIDEO_INFO_FORMAT (GST_VAAPI_ENCODER_VIDEO_INFO (encoder));
|
|
|
|
/* Always start from "Main" profile for maximum
|
|
compatibility */
|
|
profile = GST_VAAPI_PROFILE_H265_MAIN;
|
|
|
|
if (format == GST_VIDEO_FORMAT_P010_10LE)
|
|
profile = GST_VAAPI_PROFILE_H265_MAIN10;
|
|
|
|
encoder->profile = profile;
|
|
encoder->profile_idc = gst_vaapi_utils_h265_get_profile_idc (profile);
|
|
return TRUE;
|
|
}
|
|
|
|
/* Derives the level and tier from the currently set limits */
|
|
static gboolean
|
|
ensure_tier_level (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
guint bitrate = GST_VAAPI_ENCODER_CAST (encoder)->bitrate;
|
|
guint i, num_limits, PicSizeInSamplesY;
|
|
guint LumaSr;
|
|
const GstVaapiH265LevelLimits *limits_table;
|
|
|
|
PicSizeInSamplesY = encoder->luma_width * encoder->luma_height;
|
|
LumaSr =
|
|
gst_util_uint64_scale (PicSizeInSamplesY,
|
|
GST_VAAPI_ENCODER_FPS_N (encoder), GST_VAAPI_ENCODER_FPS_D (encoder));
|
|
|
|
limits_table = gst_vaapi_utils_h265_get_level_limits_table (&num_limits);
|
|
for (i = 0; i < num_limits; i++) {
|
|
const GstVaapiH265LevelLimits *const limits = &limits_table[i];
|
|
/* Choose level by luma picture size and luma sample rate */
|
|
if (PicSizeInSamplesY <= limits->MaxLumaPs && LumaSr <= limits->MaxLumaSr)
|
|
break;
|
|
}
|
|
|
|
if (i == num_limits)
|
|
goto error_unsupported_level;
|
|
|
|
if (bitrate <= limits_table[i].MaxBRTierMain) {
|
|
encoder->tier = GST_VAAPI_TIER_H265_MAIN;
|
|
} else {
|
|
encoder->tier = GST_VAAPI_TIER_H265_HIGH;
|
|
if (bitrate > limits_table[i].MaxBRTierHigh) {
|
|
GST_INFO ("The bitrate of the stream is %d kbps, larger than"
|
|
" %s profile %s level %s tier's max bit rate %d kbps",
|
|
bitrate,
|
|
gst_vaapi_utils_h265_get_profile_string (encoder->profile),
|
|
gst_vaapi_utils_h265_get_level_string (limits_table[i].level),
|
|
gst_vaapi_utils_h265_get_tier_string (GST_VAAPI_TIER_H265_HIGH),
|
|
limits_table[i].MaxBRTierHigh);
|
|
}
|
|
}
|
|
|
|
encoder->level = limits_table[i].level;
|
|
encoder->level_idc = limits_table[i].level_idc;
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
error_unsupported_level:
|
|
{
|
|
GST_ERROR ("failed to find a suitable level matching codec config");
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Derives the minimum tier from the active coding tools */
|
|
/* Enable "high-compression" tuning options */
|
|
static gboolean
|
|
ensure_tuning_high_compression (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
guint8 profile_idc;
|
|
|
|
if (!ensure_hw_profile_limits (encoder))
|
|
return FALSE;
|
|
|
|
profile_idc = encoder->hw_max_profile_idc;
|
|
if (encoder->max_profile_idc && encoder->max_profile_idc < profile_idc)
|
|
profile_idc = encoder->max_profile_idc;
|
|
|
|
/* Tuning options */
|
|
if (!encoder->num_bframes)
|
|
encoder->num_bframes = 3;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Ensure tuning options */
|
|
static gboolean
|
|
ensure_tuning (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
gboolean success;
|
|
|
|
switch (GST_VAAPI_ENCODER_TUNE (encoder)) {
|
|
case GST_VAAPI_ENCODER_TUNE_HIGH_COMPRESSION:
|
|
success = ensure_tuning_high_compression (encoder);
|
|
break;
|
|
case GST_VAAPI_ENCODER_TUNE_LOW_POWER:
|
|
encoder->entrypoint = GST_VAAPI_ENTRYPOINT_SLICE_ENCODE_LP;
|
|
success = TRUE;
|
|
break;
|
|
default:
|
|
success = TRUE;
|
|
break;
|
|
}
|
|
return success;
|
|
}
|
|
|
|
/* Handle new GOP starts */
|
|
static void
|
|
reset_gop_start (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiH265ReorderPool *const reorder_pool = &encoder->reorder_pool;
|
|
|
|
reorder_pool->frame_index = 1;
|
|
reorder_pool->cur_present_index = 0;
|
|
++encoder->idr_num;
|
|
}
|
|
|
|
/* Marks the supplied picture as a B-frame */
|
|
static void
|
|
set_b_frame (GstVaapiEncPicture * pic, GstVaapiEncoderH265 * encoder)
|
|
{
|
|
g_assert (pic && encoder);
|
|
g_return_if_fail (pic->type == GST_VAAPI_PICTURE_TYPE_NONE);
|
|
pic->type = GST_VAAPI_PICTURE_TYPE_B;
|
|
}
|
|
|
|
/* Marks the supplied picture as a P-frame */
|
|
static void
|
|
set_p_frame (GstVaapiEncPicture * pic, GstVaapiEncoderH265 * encoder)
|
|
{
|
|
g_return_if_fail (pic->type == GST_VAAPI_PICTURE_TYPE_NONE);
|
|
pic->type = GST_VAAPI_PICTURE_TYPE_P;
|
|
}
|
|
|
|
/* Marks the supplied picture as an I-frame */
|
|
static void
|
|
set_i_frame (GstVaapiEncPicture * pic, GstVaapiEncoderH265 * encoder)
|
|
{
|
|
g_return_if_fail (pic->type == GST_VAAPI_PICTURE_TYPE_NONE);
|
|
pic->type = GST_VAAPI_PICTURE_TYPE_I;
|
|
|
|
g_assert (pic->frame);
|
|
GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (pic->frame);
|
|
}
|
|
|
|
/* Marks the supplied picture as an IDR frame */
|
|
static void
|
|
set_idr_frame (GstVaapiEncPicture * pic, GstVaapiEncoderH265 * encoder)
|
|
{
|
|
g_return_if_fail (pic->type == GST_VAAPI_PICTURE_TYPE_NONE);
|
|
pic->type = GST_VAAPI_PICTURE_TYPE_I;
|
|
pic->poc = 0;
|
|
GST_VAAPI_ENC_PICTURE_FLAG_SET (pic, GST_VAAPI_ENC_PICTURE_FLAG_IDR);
|
|
|
|
g_assert (pic->frame);
|
|
GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (pic->frame);
|
|
}
|
|
|
|
/* Marks the supplied picture a a key-frame */
|
|
static void
|
|
set_key_frame (GstVaapiEncPicture * picture,
|
|
GstVaapiEncoderH265 * encoder, gboolean is_idr)
|
|
{
|
|
if (is_idr) {
|
|
reset_gop_start (encoder);
|
|
set_idr_frame (picture, encoder);
|
|
} else
|
|
set_i_frame (picture, encoder);
|
|
}
|
|
|
|
/* Fills in VA HRD parameters */
|
|
static void
|
|
fill_hrd_params (GstVaapiEncoderH265 * encoder, VAEncMiscParameterHRD * hrd)
|
|
{
|
|
if (encoder->bitrate_bits > 0) {
|
|
hrd->buffer_size = encoder->cpb_length_bits;
|
|
hrd->initial_buffer_fullness = hrd->buffer_size / 2;
|
|
} else {
|
|
hrd->buffer_size = 0;
|
|
hrd->initial_buffer_fullness = 0;
|
|
}
|
|
}
|
|
|
|
/* Adds the supplied video parameter set header (VPS) to the list of packed
|
|
headers to pass down as-is to the encoder */
|
|
static gboolean
|
|
add_packed_vps_header (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiEncSequence * sequence)
|
|
{
|
|
GstVaapiEncPackedHeader *packed_vps;
|
|
GstBitWriter bs;
|
|
VAEncPackedHeaderParameterBuffer packed_vps_param = { 0 };
|
|
const VAEncSequenceParameterBufferHEVC *const seq_param = sequence->param;
|
|
GstVaapiProfile profile = encoder->profile;
|
|
|
|
guint32 data_bit_size;
|
|
guint8 *data;
|
|
|
|
gst_bit_writer_init_with_size (&bs, 128, FALSE);
|
|
WRITE_UINT32 (&bs, 0x00000001, 32); /* start code */
|
|
bs_write_nal_header (&bs, GST_H265_NAL_VPS);
|
|
|
|
bs_write_vps (&bs, encoder, picture, seq_param, profile);
|
|
|
|
g_assert (GST_BIT_WRITER_BIT_SIZE (&bs) % 8 == 0);
|
|
data_bit_size = GST_BIT_WRITER_BIT_SIZE (&bs);
|
|
data = GST_BIT_WRITER_DATA (&bs);
|
|
|
|
packed_vps_param.type = VAEncPackedHeaderSequence;
|
|
packed_vps_param.bit_length = data_bit_size;
|
|
packed_vps_param.has_emulation_bytes = 0;
|
|
|
|
packed_vps = gst_vaapi_enc_packed_header_new (GST_VAAPI_ENCODER (encoder),
|
|
&packed_vps_param, sizeof (packed_vps_param),
|
|
data, (data_bit_size + 7) / 8);
|
|
g_assert (packed_vps);
|
|
|
|
gst_vaapi_enc_picture_add_packed_header (picture, packed_vps);
|
|
gst_vaapi_codec_object_replace (&packed_vps, NULL);
|
|
|
|
/* store vps data */
|
|
_check_vps_sps_pps_status (encoder, data + 4, data_bit_size / 8 - 4);
|
|
gst_bit_writer_reset (&bs);
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write VPS NAL unit");
|
|
gst_bit_writer_reset (&bs);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Adds the supplied sequence header (SPS) to the list of packed
|
|
headers to pass down as-is to the encoder */
|
|
static gboolean
|
|
add_packed_sequence_header (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiEncSequence * sequence)
|
|
{
|
|
GstVaapiEncoder *const base_encoder = GST_VAAPI_ENCODER_CAST (encoder);
|
|
GstVaapiEncPackedHeader *packed_seq;
|
|
GstBitWriter bs;
|
|
VAEncPackedHeaderParameterBuffer packed_seq_param = { 0 };
|
|
const VAEncSequenceParameterBufferHEVC *const seq_param = sequence->param;
|
|
GstVaapiProfile profile = encoder->profile;
|
|
|
|
VAEncMiscParameterHRD hrd_params;
|
|
guint32 data_bit_size;
|
|
guint8 *data;
|
|
|
|
fill_hrd_params (encoder, &hrd_params);
|
|
|
|
gst_bit_writer_init_with_size (&bs, 128, FALSE);
|
|
WRITE_UINT32 (&bs, 0x00000001, 32); /* start code */
|
|
bs_write_nal_header (&bs, GST_H265_NAL_SPS);
|
|
|
|
bs_write_sps (&bs, encoder, picture, seq_param, profile,
|
|
base_encoder->rate_control, &hrd_params);
|
|
|
|
g_assert (GST_BIT_WRITER_BIT_SIZE (&bs) % 8 == 0);
|
|
data_bit_size = GST_BIT_WRITER_BIT_SIZE (&bs);
|
|
data = GST_BIT_WRITER_DATA (&bs);
|
|
|
|
packed_seq_param.type = VAEncPackedHeaderSequence;
|
|
packed_seq_param.bit_length = data_bit_size;
|
|
packed_seq_param.has_emulation_bytes = 0;
|
|
|
|
packed_seq = gst_vaapi_enc_packed_header_new (GST_VAAPI_ENCODER (encoder),
|
|
&packed_seq_param, sizeof (packed_seq_param),
|
|
data, (data_bit_size + 7) / 8);
|
|
g_assert (packed_seq);
|
|
|
|
gst_vaapi_enc_picture_add_packed_header (picture, packed_seq);
|
|
gst_vaapi_codec_object_replace (&packed_seq, NULL);
|
|
|
|
/* store sps data */
|
|
_check_vps_sps_pps_status (encoder, data + 4, data_bit_size / 8 - 4);
|
|
gst_bit_writer_reset (&bs);
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write SPS NAL unit");
|
|
gst_bit_writer_reset (&bs);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Adds the supplied picture header (PPS) to the list of packed
|
|
headers to pass down as-is to the encoder */
|
|
static gboolean
|
|
add_packed_picture_header (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture)
|
|
{
|
|
GstVaapiEncPackedHeader *packed_pic;
|
|
GstBitWriter bs;
|
|
VAEncPackedHeaderParameterBuffer packed_pic_param = { 0 };
|
|
const VAEncPictureParameterBufferHEVC *const pic_param = picture->param;
|
|
guint32 data_bit_size;
|
|
guint8 *data;
|
|
|
|
gst_bit_writer_init_with_size (&bs, 128, FALSE);
|
|
WRITE_UINT32 (&bs, 0x00000001, 32); /* start code */
|
|
bs_write_nal_header (&bs, GST_H265_NAL_PPS);
|
|
bs_write_pps (&bs, pic_param);
|
|
g_assert (GST_BIT_WRITER_BIT_SIZE (&bs) % 8 == 0);
|
|
data_bit_size = GST_BIT_WRITER_BIT_SIZE (&bs);
|
|
data = GST_BIT_WRITER_DATA (&bs);
|
|
|
|
packed_pic_param.type = VAEncPackedHeaderPicture;
|
|
packed_pic_param.bit_length = data_bit_size;
|
|
packed_pic_param.has_emulation_bytes = 0;
|
|
|
|
packed_pic = gst_vaapi_enc_packed_header_new (GST_VAAPI_ENCODER (encoder),
|
|
&packed_pic_param, sizeof (packed_pic_param),
|
|
data, (data_bit_size + 7) / 8);
|
|
g_assert (packed_pic);
|
|
|
|
gst_vaapi_enc_picture_add_packed_header (picture, packed_pic);
|
|
gst_vaapi_codec_object_replace (&packed_pic, NULL);
|
|
|
|
/* store pps data */
|
|
_check_vps_sps_pps_status (encoder, data + 4, data_bit_size / 8 - 4);
|
|
gst_bit_writer_reset (&bs);
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write PPS NAL unit");
|
|
gst_bit_writer_reset (&bs);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
get_nal_unit_type (GstVaapiEncPicture * picture, guint8 * nal_unit_type)
|
|
{
|
|
switch (picture->type) {
|
|
case GST_VAAPI_PICTURE_TYPE_I:
|
|
if (GST_VAAPI_ENC_PICTURE_IS_IDR (picture))
|
|
*nal_unit_type = GST_H265_NAL_SLICE_IDR_W_RADL;
|
|
else
|
|
*nal_unit_type = GST_H265_NAL_SLICE_TRAIL_R;
|
|
break;
|
|
case GST_VAAPI_PICTURE_TYPE_P:
|
|
*nal_unit_type = GST_H265_NAL_SLICE_TRAIL_R;
|
|
break;
|
|
case GST_VAAPI_PICTURE_TYPE_B:
|
|
*nal_unit_type = GST_H265_NAL_SLICE_TRAIL_N;
|
|
break;
|
|
default:
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/* Adds the supplied slice header to the list of packed
|
|
headers to pass down as-is to the encoder */
|
|
static gboolean
|
|
add_packed_slice_header (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiEncSlice * slice)
|
|
{
|
|
GstVaapiEncPackedHeader *packed_slice;
|
|
GstBitWriter bs;
|
|
VAEncPackedHeaderParameterBuffer packed_slice_param = { 0 };
|
|
const VAEncSliceParameterBufferHEVC *const slice_param = slice->param;
|
|
guint32 data_bit_size;
|
|
guint8 *data;
|
|
guint8 nal_unit_type;
|
|
|
|
gst_bit_writer_init_with_size (&bs, 128, FALSE);
|
|
WRITE_UINT32 (&bs, 0x00000001, 32); /* start code */
|
|
|
|
if (!get_nal_unit_type (picture, &nal_unit_type))
|
|
goto bs_error;
|
|
bs_write_nal_header (&bs, nal_unit_type);
|
|
|
|
bs_write_slice (&bs, slice_param, encoder, picture, nal_unit_type);
|
|
data_bit_size = GST_BIT_WRITER_BIT_SIZE (&bs);
|
|
data = GST_BIT_WRITER_DATA (&bs);
|
|
|
|
packed_slice_param.type = VAEncPackedHeaderSlice;
|
|
packed_slice_param.bit_length = data_bit_size;
|
|
packed_slice_param.has_emulation_bytes = 0;
|
|
|
|
packed_slice = gst_vaapi_enc_packed_header_new (GST_VAAPI_ENCODER (encoder),
|
|
&packed_slice_param, sizeof (packed_slice_param),
|
|
data, (data_bit_size + 7) / 8);
|
|
g_assert (packed_slice);
|
|
|
|
gst_vaapi_enc_slice_add_packed_header (slice, packed_slice);
|
|
gst_vaapi_codec_object_replace (&packed_slice, NULL);
|
|
|
|
gst_bit_writer_reset (&bs);
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_WARNING ("failed to write Slice NAL unit header");
|
|
gst_bit_writer_reset (&bs);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Reference picture management */
|
|
static void
|
|
reference_pic_free (GstVaapiEncoderH265 * encoder, GstVaapiEncoderH265Ref * ref)
|
|
{
|
|
if (!ref)
|
|
return;
|
|
if (ref->pic)
|
|
gst_vaapi_encoder_release_surface (GST_VAAPI_ENCODER (encoder), ref->pic);
|
|
g_slice_free (GstVaapiEncoderH265Ref, ref);
|
|
}
|
|
|
|
static inline GstVaapiEncoderH265Ref *
|
|
reference_pic_create (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiSurfaceProxy * surface)
|
|
{
|
|
GstVaapiEncoderH265Ref *const ref = g_slice_new0 (GstVaapiEncoderH265Ref);
|
|
|
|
ref->pic = surface;
|
|
ref->poc = picture->poc;
|
|
return ref;
|
|
}
|
|
|
|
static gboolean
|
|
reference_list_update (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiSurfaceProxy * surface)
|
|
{
|
|
GstVaapiEncoderH265Ref *ref;
|
|
GstVaapiH265RefPool *const ref_pool = &encoder->ref_pool;
|
|
|
|
if (GST_VAAPI_PICTURE_TYPE_B == picture->type) {
|
|
gst_vaapi_encoder_release_surface (GST_VAAPI_ENCODER (encoder), surface);
|
|
return TRUE;
|
|
}
|
|
|
|
if (GST_VAAPI_ENC_PICTURE_IS_IDR (picture)) {
|
|
while (!g_queue_is_empty (&ref_pool->ref_list))
|
|
reference_pic_free (encoder, g_queue_pop_head (&ref_pool->ref_list));
|
|
} else if (g_queue_get_length (&ref_pool->ref_list) >=
|
|
ref_pool->max_ref_frames) {
|
|
reference_pic_free (encoder, g_queue_pop_head (&ref_pool->ref_list));
|
|
}
|
|
ref = reference_pic_create (encoder, picture, surface);
|
|
g_queue_push_tail (&ref_pool->ref_list, ref);
|
|
g_assert (g_queue_get_length (&ref_pool->ref_list) <=
|
|
ref_pool->max_ref_frames);
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
reference_list_init (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiEncPicture * picture,
|
|
GstVaapiEncoderH265Ref ** reflist_0,
|
|
guint * reflist_0_count,
|
|
GstVaapiEncoderH265Ref ** reflist_1, guint * reflist_1_count)
|
|
{
|
|
GstVaapiEncoderH265Ref *tmp;
|
|
GstVaapiH265RefPool *const ref_pool = &encoder->ref_pool;
|
|
GList *iter, *list_0_start = NULL, *list_1_start = NULL;
|
|
guint count;
|
|
|
|
*reflist_0_count = 0;
|
|
*reflist_1_count = 0;
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_I)
|
|
return TRUE;
|
|
|
|
iter = g_queue_peek_tail_link (&ref_pool->ref_list);
|
|
for (; iter; iter = g_list_previous (iter)) {
|
|
tmp = (GstVaapiEncoderH265Ref *) iter->data;
|
|
g_assert (tmp && tmp->poc != picture->poc);
|
|
if (_poc_greater_than (picture->poc, tmp->poc, encoder->max_pic_order_cnt)) {
|
|
list_0_start = iter;
|
|
list_1_start = g_list_next (iter);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* order reflist_0 */
|
|
g_assert (list_0_start);
|
|
iter = list_0_start;
|
|
count = 0;
|
|
for (; iter; iter = g_list_previous (iter)) {
|
|
reflist_0[count] = (GstVaapiEncoderH265Ref *) iter->data;
|
|
++count;
|
|
}
|
|
*reflist_0_count = count;
|
|
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_B)
|
|
return TRUE;
|
|
|
|
/* order reflist_1 */
|
|
count = 0;
|
|
iter = list_1_start;
|
|
for (; iter; iter = g_list_next (iter)) {
|
|
reflist_1[count] = (GstVaapiEncoderH265Ref *) iter->data;
|
|
++count;
|
|
}
|
|
*reflist_1_count = count;
|
|
return TRUE;
|
|
}
|
|
|
|
/* Fills in VA sequence parameter buffer */
|
|
static gboolean
|
|
fill_sequence (GstVaapiEncoderH265 * encoder, GstVaapiEncSequence * sequence)
|
|
{
|
|
VAEncSequenceParameterBufferHEVC *const seq_param = sequence->param;
|
|
const GstVideoFormat format =
|
|
GST_VIDEO_INFO_FORMAT (GST_VAAPI_ENCODER_VIDEO_INFO (encoder));
|
|
guint bits_depth_luma_minus8 =
|
|
GST_VIDEO_FORMAT_INFO_DEPTH (gst_video_format_get_info (format), 0);
|
|
if (bits_depth_luma_minus8 < 8)
|
|
return FALSE;
|
|
bits_depth_luma_minus8 -= 8;
|
|
|
|
memset (seq_param, 0, sizeof (VAEncSequenceParameterBufferHEVC));
|
|
|
|
seq_param->general_profile_idc = encoder->profile_idc;
|
|
seq_param->general_level_idc = encoder->level_idc;
|
|
seq_param->general_tier_flag = encoder->tier;
|
|
|
|
seq_param->intra_period = GST_VAAPI_ENCODER_KEYFRAME_PERIOD (encoder);
|
|
seq_param->intra_idr_period = encoder->idr_period;
|
|
seq_param->ip_period = seq_param->intra_period > 1 ?
|
|
(1 + encoder->num_bframes) : 0;
|
|
seq_param->bits_per_second = encoder->bitrate_bits;
|
|
|
|
seq_param->pic_width_in_luma_samples = encoder->luma_width;
|
|
seq_param->pic_height_in_luma_samples = encoder->luma_height;
|
|
|
|
/*sequence field values */
|
|
seq_param->seq_fields.value = 0;
|
|
seq_param->seq_fields.bits.chroma_format_idc = 1;
|
|
seq_param->seq_fields.bits.separate_colour_plane_flag = 0;
|
|
seq_param->seq_fields.bits.bit_depth_luma_minus8 = bits_depth_luma_minus8;
|
|
seq_param->seq_fields.bits.bit_depth_chroma_minus8 = bits_depth_luma_minus8;
|
|
seq_param->seq_fields.bits.scaling_list_enabled_flag = FALSE;
|
|
seq_param->seq_fields.bits.strong_intra_smoothing_enabled_flag = TRUE;
|
|
seq_param->seq_fields.bits.amp_enabled_flag = TRUE;
|
|
seq_param->seq_fields.bits.sample_adaptive_offset_enabled_flag =
|
|
encoder->sample_adaptive_offset_enabled_flag = FALSE;
|
|
seq_param->seq_fields.bits.pcm_enabled_flag = FALSE;
|
|
seq_param->seq_fields.bits.pcm_loop_filter_disabled_flag = FALSE;
|
|
seq_param->seq_fields.bits.sps_temporal_mvp_enabled_flag =
|
|
encoder->sps_temporal_mvp_enabled_flag = TRUE;
|
|
|
|
/* Based on 32x32 CTU (64x64 when using lowpower mode for hardware limitation) */
|
|
seq_param->log2_min_luma_coding_block_size_minus3 = 0;
|
|
if (GST_VAAPI_ENCODER_TUNE (encoder) == GST_VAAPI_ENCODER_TUNE_LOW_POWER)
|
|
seq_param->log2_diff_max_min_luma_coding_block_size = 3;
|
|
else
|
|
seq_param->log2_diff_max_min_luma_coding_block_size = 2;
|
|
seq_param->log2_min_transform_block_size_minus2 = 0;
|
|
seq_param->log2_diff_max_min_transform_block_size = 3;
|
|
seq_param->max_transform_hierarchy_depth_inter = 3;
|
|
seq_param->max_transform_hierarchy_depth_intra = 3;
|
|
|
|
seq_param->pcm_sample_bit_depth_luma_minus1 = 0;
|
|
seq_param->pcm_sample_bit_depth_chroma_minus1 = 0;
|
|
seq_param->log2_min_pcm_luma_coding_block_size_minus3 = 0;
|
|
seq_param->log2_max_pcm_luma_coding_block_size_minus3 = 0;
|
|
|
|
/* VUI parameters are always set, at least for timing_info (framerate) */
|
|
seq_param->vui_parameters_present_flag = TRUE;
|
|
if (seq_param->vui_parameters_present_flag) {
|
|
seq_param->vui_fields.bits.aspect_ratio_info_present_flag = TRUE;
|
|
if (seq_param->vui_fields.bits.aspect_ratio_info_present_flag) {
|
|
const GstVideoInfo *const vip = GST_VAAPI_ENCODER_VIDEO_INFO (encoder);
|
|
seq_param->aspect_ratio_idc = 0xff;
|
|
seq_param->sar_width = GST_VIDEO_INFO_PAR_N (vip);
|
|
seq_param->sar_height = GST_VIDEO_INFO_PAR_D (vip);
|
|
}
|
|
seq_param->vui_fields.bits.bitstream_restriction_flag = FALSE;
|
|
seq_param->vui_fields.bits.vui_timing_info_present_flag = TRUE;
|
|
if (seq_param->vui_fields.bits.vui_timing_info_present_flag) {
|
|
seq_param->vui_num_units_in_tick = GST_VAAPI_ENCODER_FPS_D (encoder);
|
|
seq_param->vui_time_scale = GST_VAAPI_ENCODER_FPS_N (encoder);
|
|
}
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/* Fills in VA picture parameter buffer */
|
|
static gboolean
|
|
fill_picture (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
|
|
GstVaapiCodedBuffer * codedbuf, GstVaapiSurfaceProxy * surface)
|
|
{
|
|
VAEncPictureParameterBufferHEVC *const pic_param = picture->param;
|
|
GstVaapiH265RefPool *const ref_pool = &encoder->ref_pool;
|
|
GstVaapiEncoderH265Ref *ref_pic;
|
|
GList *reflist;
|
|
guint i;
|
|
guint8 nal_unit_type, no_output_of_prior_pics_flag = 0;
|
|
|
|
memset (pic_param, 0, sizeof (VAEncPictureParameterBufferHEVC));
|
|
|
|
pic_param->decoded_curr_pic.picture_id =
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (surface);
|
|
pic_param->decoded_curr_pic.pic_order_cnt = picture->poc;
|
|
pic_param->decoded_curr_pic.flags = 0;
|
|
|
|
i = 0;
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_I) {
|
|
for (reflist = g_queue_peek_head_link (&ref_pool->ref_list);
|
|
reflist; reflist = g_list_next (reflist)) {
|
|
ref_pic = reflist->data;
|
|
g_assert (ref_pic && ref_pic->pic &&
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (ref_pic->pic) != VA_INVALID_ID);
|
|
|
|
pic_param->reference_frames[i].picture_id =
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (ref_pic->pic);
|
|
pic_param->reference_frames[i].pic_order_cnt = ref_pic->poc;
|
|
++i;
|
|
}
|
|
g_assert (i <= 15 && i <= ref_pool->max_ref_frames);
|
|
}
|
|
for (; i < 15; ++i) {
|
|
pic_param->reference_frames[i].picture_id = VA_INVALID_SURFACE;
|
|
pic_param->reference_frames[i].flags = 0;
|
|
}
|
|
pic_param->coded_buf = GST_VAAPI_OBJECT_ID (codedbuf);
|
|
|
|
/* slice_temporal_mvp_enable_flag == FALSE */
|
|
pic_param->collocated_ref_pic_index = 0xFF;
|
|
|
|
pic_param->last_picture = 0;
|
|
pic_param->pic_init_qp = encoder->qp_i;
|
|
pic_param->num_ref_idx_l0_default_active_minus1 =
|
|
(ref_pool->max_reflist0_count ? (ref_pool->max_reflist0_count - 1) : 0);
|
|
pic_param->num_ref_idx_l1_default_active_minus1 =
|
|
(ref_pool->max_reflist1_count ? (ref_pool->max_reflist1_count - 1) : 0);
|
|
|
|
if (!get_nal_unit_type (picture, &nal_unit_type))
|
|
return FALSE;
|
|
pic_param->nal_unit_type = nal_unit_type;
|
|
|
|
/* set picture fields */
|
|
pic_param->pic_fields.value = 0;
|
|
pic_param->pic_fields.bits.idr_pic_flag =
|
|
GST_VAAPI_ENC_PICTURE_IS_IDR (picture);
|
|
pic_param->pic_fields.bits.coding_type = picture->type;
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_B)
|
|
pic_param->pic_fields.bits.reference_pic_flag = TRUE;
|
|
pic_param->pic_fields.bits.sign_data_hiding_enabled_flag = FALSE;
|
|
pic_param->pic_fields.bits.transform_skip_enabled_flag = TRUE;
|
|
/* it seems driver requires enablement of cu_qp_delta_enabled_flag
|
|
* to modifiy QP values in CBR mode or low power encoding */
|
|
if (GST_VAAPI_ENCODER_RATE_CONTROL (encoder) != GST_VAAPI_RATECONTROL_CQP
|
|
|| GST_VAAPI_ENCODER_TUNE (encoder) == GST_VAAPI_ENCODER_TUNE_LOW_POWER)
|
|
pic_param->pic_fields.bits.cu_qp_delta_enabled_flag = 1;
|
|
|
|
pic_param->pic_fields.bits.pps_loop_filter_across_slices_enabled_flag = TRUE;
|
|
|
|
if (GST_VAAPI_ENC_PICTURE_IS_IDR (picture))
|
|
no_output_of_prior_pics_flag = 1;
|
|
pic_param->pic_fields.bits.no_output_of_prior_pics_flag =
|
|
no_output_of_prior_pics_flag;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Adds slice headers to picture */
|
|
static gboolean
|
|
add_slice_headers (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
|
|
GstVaapiEncoderH265Ref ** reflist_0, guint reflist_0_count,
|
|
GstVaapiEncoderH265Ref ** reflist_1, guint reflist_1_count)
|
|
{
|
|
VAEncSliceParameterBufferHEVC *slice_param;
|
|
GstVaapiEncSlice *slice;
|
|
guint slice_of_ctus, slice_mod_ctus, cur_slice_ctus;
|
|
guint ctu_size;
|
|
guint ctu_width_round_factor;
|
|
guint last_ctu_index;
|
|
guint i_slice, i_ref;
|
|
|
|
g_assert (picture);
|
|
|
|
ctu_size = encoder->ctu_width * encoder->ctu_height;
|
|
|
|
g_assert (encoder->num_slices && encoder->num_slices < ctu_size);
|
|
slice_of_ctus = ctu_size / encoder->num_slices;
|
|
slice_mod_ctus = ctu_size % encoder->num_slices;
|
|
last_ctu_index = 0;
|
|
|
|
for (i_slice = 0;
|
|
i_slice < encoder->num_slices && (last_ctu_index < ctu_size); ++i_slice) {
|
|
cur_slice_ctus = slice_of_ctus;
|
|
if (slice_mod_ctus) {
|
|
++cur_slice_ctus;
|
|
--slice_mod_ctus;
|
|
}
|
|
|
|
/* Work-around for satisfying the VA-Intel driver.
|
|
* The driver only support multi slice begin from row start address */
|
|
ctu_width_round_factor =
|
|
encoder->ctu_width - (cur_slice_ctus % encoder->ctu_width);
|
|
cur_slice_ctus += ctu_width_round_factor;
|
|
if ((last_ctu_index + cur_slice_ctus) > ctu_size)
|
|
cur_slice_ctus = ctu_size - last_ctu_index;
|
|
|
|
slice = GST_VAAPI_ENC_SLICE_NEW (HEVC, encoder);
|
|
g_assert (slice && slice->param_id != VA_INVALID_ID);
|
|
slice_param = slice->param;
|
|
|
|
memset (slice_param, 0, sizeof (VAEncSliceParameterBufferHEVC));
|
|
if (i_slice == 0) {
|
|
encoder->first_slice_segment_in_pic_flag = TRUE;
|
|
slice_param->slice_segment_address = 0;
|
|
} else {
|
|
encoder->first_slice_segment_in_pic_flag = FALSE;
|
|
slice_param->slice_segment_address = last_ctu_index;
|
|
}
|
|
slice_param->num_ctu_in_slice = cur_slice_ctus;
|
|
slice_param->slice_type = h265_get_slice_type (picture->type);
|
|
if (encoder->low_delay_b && slice_param->slice_type == GST_H265_P_SLICE) {
|
|
slice_param->slice_type = GST_H265_B_SLICE;
|
|
}
|
|
slice_param->slice_pic_parameter_set_id = 0;
|
|
|
|
slice_param->slice_fields.bits.num_ref_idx_active_override_flag =
|
|
reflist_0_count || reflist_1_count;
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_I && reflist_0_count > 0)
|
|
slice_param->num_ref_idx_l0_active_minus1 = reflist_0_count - 1;
|
|
else
|
|
slice_param->num_ref_idx_l0_active_minus1 = 0;
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_B && reflist_1_count > 0)
|
|
slice_param->num_ref_idx_l1_active_minus1 = reflist_1_count - 1;
|
|
else
|
|
slice_param->num_ref_idx_l1_active_minus1 = 0;
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_P && encoder->low_delay_b)
|
|
slice_param->num_ref_idx_l1_active_minus1 =
|
|
slice_param->num_ref_idx_l0_active_minus1;
|
|
|
|
i_ref = 0;
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_I) {
|
|
for (; i_ref < reflist_0_count; ++i_ref) {
|
|
slice_param->ref_pic_list0[i_ref].picture_id =
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
|
|
slice_param->ref_pic_list0[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
|
|
}
|
|
}
|
|
for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list0); ++i_ref) {
|
|
slice_param->ref_pic_list0[i_ref].picture_id = VA_INVALID_SURFACE;
|
|
slice_param->ref_pic_list0[i_ref].flags = 0;
|
|
}
|
|
|
|
i_ref = 0;
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
for (; i_ref < reflist_1_count; ++i_ref) {
|
|
slice_param->ref_pic_list1[i_ref].picture_id =
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_1[i_ref]->pic);
|
|
slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_1[i_ref]->poc;
|
|
}
|
|
} else if (picture->type == GST_VAAPI_PICTURE_TYPE_P
|
|
&& encoder->low_delay_b) {
|
|
for (; i_ref < reflist_0_count; ++i_ref) {
|
|
slice_param->ref_pic_list1[i_ref].picture_id =
|
|
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (reflist_0[i_ref]->pic);
|
|
slice_param->ref_pic_list1[i_ref].pic_order_cnt = reflist_0[i_ref]->poc;
|
|
}
|
|
}
|
|
for (; i_ref < G_N_ELEMENTS (slice_param->ref_pic_list1); ++i_ref) {
|
|
slice_param->ref_pic_list1[i_ref].picture_id = VA_INVALID_SURFACE;
|
|
slice_param->ref_pic_list1[i_ref].flags = 0;
|
|
}
|
|
|
|
slice_param->max_num_merge_cand = 5; /* MaxNumMergeCand */
|
|
slice_param->slice_qp_delta = encoder->qp_i - encoder->init_qp;
|
|
if (GST_VAAPI_ENCODER_RATE_CONTROL (encoder) == GST_VAAPI_RATECONTROL_CQP) {
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_P) {
|
|
slice_param->slice_qp_delta += encoder->qp_ip;
|
|
} else if (picture->type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
slice_param->slice_qp_delta += encoder->qp_ib;
|
|
}
|
|
if ((gint) encoder->init_qp + slice_param->slice_qp_delta <
|
|
(gint) encoder->min_qp) {
|
|
slice_param->slice_qp_delta = encoder->min_qp - encoder->init_qp;
|
|
}
|
|
/* TODO: max_qp could be provided as a property in the future */
|
|
if ((gint) encoder->init_qp + slice_param->slice_qp_delta > 51) {
|
|
slice_param->slice_qp_delta = 51 - encoder->init_qp;
|
|
}
|
|
}
|
|
|
|
slice_param->slice_fields.bits.
|
|
slice_loop_filter_across_slices_enabled_flag = TRUE;
|
|
|
|
/* set calculation for next slice */
|
|
last_ctu_index += cur_slice_ctus;
|
|
|
|
if ((i_slice == encoder->num_slices - 1) || (last_ctu_index == ctu_size))
|
|
slice_param->slice_fields.bits.last_slice_of_pic_flag = 1;
|
|
|
|
if ((GST_VAAPI_ENCODER_PACKED_HEADERS (encoder) &
|
|
VA_ENC_PACKED_HEADER_SLICE)
|
|
&& !add_packed_slice_header (encoder, picture, slice))
|
|
goto error_create_packed_slice_hdr;
|
|
|
|
gst_vaapi_enc_picture_add_slice (picture, slice);
|
|
gst_vaapi_codec_object_replace (&slice, NULL);
|
|
}
|
|
if (i_slice < encoder->num_slices)
|
|
GST_WARNING
|
|
("Using less number of slices than requested, Number of slices per pictures is %d",
|
|
i_slice);
|
|
g_assert (last_ctu_index == ctu_size);
|
|
|
|
return TRUE;
|
|
|
|
error_create_packed_slice_hdr:
|
|
{
|
|
GST_ERROR ("failed to create packed slice header buffer");
|
|
gst_vaapi_codec_object_replace (&slice, NULL);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/* Generates and submits SPS header accordingly into the bitstream */
|
|
static gboolean
|
|
ensure_sequence (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture)
|
|
{
|
|
GstVaapiEncSequence *sequence = NULL;
|
|
|
|
/* submit an SPS header before every new I-frame, if codec config changed */
|
|
if (!encoder->config_changed || picture->type != GST_VAAPI_PICTURE_TYPE_I)
|
|
return TRUE;
|
|
|
|
sequence = GST_VAAPI_ENC_SEQUENCE_NEW (HEVC, encoder);
|
|
if (!sequence || !fill_sequence (encoder, sequence))
|
|
goto error_create_seq_param;
|
|
|
|
/* add packed vps and sps headers */
|
|
if ((GST_VAAPI_ENCODER_PACKED_HEADERS (encoder) &
|
|
VA_ENC_PACKED_HEADER_SEQUENCE)
|
|
&& !(add_packed_vps_header (encoder, picture, sequence)
|
|
&& add_packed_sequence_header (encoder, picture, sequence))) {
|
|
goto error_create_packed_seq_hdr;
|
|
}
|
|
|
|
if (sequence) {
|
|
gst_vaapi_enc_picture_set_sequence (picture, sequence);
|
|
gst_vaapi_codec_object_replace (&sequence, NULL);
|
|
}
|
|
|
|
encoder->config_changed = FALSE;
|
|
return TRUE;
|
|
|
|
/* ERRORS */
|
|
error_create_seq_param:
|
|
{
|
|
GST_ERROR ("failed to create sequence parameter buffer (SPS)");
|
|
gst_vaapi_codec_object_replace (&sequence, NULL);
|
|
return FALSE;
|
|
}
|
|
error_create_packed_seq_hdr:
|
|
{
|
|
GST_ERROR ("failed to create packed sequence header buffer");
|
|
gst_vaapi_codec_object_replace (&sequence, NULL);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
static gboolean
|
|
ensure_control_rate_params (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
if (GST_VAAPI_ENCODER_RATE_CONTROL (encoder) == GST_VAAPI_RATECONTROL_CQP)
|
|
return TRUE;
|
|
|
|
/* RateControl params */
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).bits_per_second =
|
|
encoder->bitrate_bits;
|
|
/* CPB (Coded picture buffer) length in milliseconds, which could be
|
|
* provided as a property */
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).window_size = encoder->cpb_length;
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).initial_qp = encoder->init_qp;
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).min_qp = encoder->min_qp;
|
|
|
|
#if VA_CHECK_VERSION(1,1,0)
|
|
/* @FIXME: should not set this value, should be ignored if set to zero *
|
|
* https://github.com/intel/media-driver/issues/587 */
|
|
if (encoder->min_qp > 0)
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).max_qp = 51;
|
|
#endif
|
|
|
|
#if VA_CHECK_VERSION(1,0,0)
|
|
GST_VAAPI_ENCODER_VA_RATE_CONTROL (encoder).rc_flags.bits.mb_rate_control =
|
|
(guint) encoder->mbbrc;
|
|
#endif
|
|
|
|
/* HRD params */
|
|
fill_hrd_params (encoder, &GST_VAAPI_ENCODER_VA_HRD (encoder));
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static gboolean
|
|
ensure_misc_params (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture)
|
|
{
|
|
GstVaapiEncoder *const base_encoder = GST_VAAPI_ENCODER_CAST (encoder);
|
|
|
|
if (!gst_vaapi_encoder_ensure_param_control_rate (base_encoder, picture))
|
|
return FALSE;
|
|
if (!gst_vaapi_encoder_ensure_param_roi_regions (base_encoder, picture))
|
|
return FALSE;
|
|
if (!gst_vaapi_encoder_ensure_param_quality_level (base_encoder, picture))
|
|
return FALSE;
|
|
return TRUE;
|
|
}
|
|
|
|
/* Generates and submits PPS header accordingly into the bitstream */
|
|
static gboolean
|
|
ensure_picture (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture,
|
|
GstVaapiCodedBufferProxy * codedbuf_proxy, GstVaapiSurfaceProxy * surface)
|
|
{
|
|
GstVaapiCodedBuffer *const codedbuf =
|
|
GST_VAAPI_CODED_BUFFER_PROXY_BUFFER (codedbuf_proxy);
|
|
gboolean res = FALSE;
|
|
|
|
res = fill_picture (encoder, picture, codedbuf, surface);
|
|
|
|
if (!res)
|
|
return FALSE;
|
|
|
|
if (picture->type == GST_VAAPI_PICTURE_TYPE_I &&
|
|
(GST_VAAPI_ENCODER_PACKED_HEADERS (encoder) &
|
|
VA_ENC_PACKED_HEADER_PICTURE)
|
|
&& !add_packed_picture_header (encoder, picture)) {
|
|
GST_ERROR ("set picture packed header failed");
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/* Generates slice headers */
|
|
static gboolean
|
|
ensure_slices (GstVaapiEncoderH265 * encoder, GstVaapiEncPicture * picture)
|
|
{
|
|
GstVaapiEncoderH265Ref *reflist_0[15];
|
|
GstVaapiEncoderH265Ref *reflist_1[15];
|
|
GstVaapiH265RefPool *const ref_pool = &encoder->ref_pool;
|
|
guint reflist_0_count = 0, reflist_1_count = 0;
|
|
|
|
g_assert (picture);
|
|
|
|
if (picture->type != GST_VAAPI_PICTURE_TYPE_I &&
|
|
!reference_list_init (encoder, picture,
|
|
reflist_0, &reflist_0_count, reflist_1, &reflist_1_count)) {
|
|
GST_ERROR ("reference list reorder failed");
|
|
return FALSE;
|
|
}
|
|
|
|
g_assert (reflist_0_count + reflist_1_count <= ref_pool->max_ref_frames);
|
|
if (reflist_0_count > ref_pool->max_reflist0_count)
|
|
reflist_0_count = ref_pool->max_reflist0_count;
|
|
if (reflist_1_count > ref_pool->max_reflist1_count)
|
|
reflist_1_count = ref_pool->max_reflist1_count;
|
|
|
|
if (!add_slice_headers (encoder, picture,
|
|
reflist_0, reflist_0_count, reflist_1, reflist_1_count))
|
|
return FALSE;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/* Normalizes bitrate (and CPB size) for HRD conformance */
|
|
static void
|
|
ensure_bitrate_hrd (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiEncoder *const base_encoder = GST_VAAPI_ENCODER_CAST (encoder);
|
|
guint bitrate, cpb_size;
|
|
|
|
if (!base_encoder->bitrate) {
|
|
encoder->bitrate_bits = 0;
|
|
return;
|
|
}
|
|
|
|
/* Round down bitrate. This is a hard limit mandated by the user */
|
|
g_assert (SX_BITRATE >= 6);
|
|
bitrate = (base_encoder->bitrate * 1000) & ~((1U << SX_BITRATE) - 1);
|
|
if (bitrate != encoder->bitrate_bits) {
|
|
GST_DEBUG ("HRD bitrate: %u bits/sec", bitrate);
|
|
encoder->bitrate_bits = bitrate;
|
|
encoder->config_changed = TRUE;
|
|
}
|
|
|
|
/* Round up CPB size. This is an HRD compliance detail */
|
|
g_assert (SX_CPB_SIZE >= 4);
|
|
cpb_size = gst_util_uint64_scale (bitrate, encoder->cpb_length, 1000) &
|
|
~((1U << SX_CPB_SIZE) - 1);
|
|
if (cpb_size != encoder->cpb_length_bits) {
|
|
GST_DEBUG ("HRD CPB size: %u bits", cpb_size);
|
|
encoder->cpb_length_bits = cpb_size;
|
|
encoder->config_changed = TRUE;
|
|
}
|
|
}
|
|
|
|
/* Estimates a good enough bitrate if none was supplied */
|
|
static void
|
|
ensure_bitrate (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiEncoder *const base_encoder = GST_VAAPI_ENCODER_CAST (encoder);
|
|
|
|
switch (GST_VAAPI_ENCODER_RATE_CONTROL (encoder)) {
|
|
case GST_VAAPI_RATECONTROL_CBR:
|
|
case GST_VAAPI_RATECONTROL_VBR:
|
|
if (!base_encoder->bitrate) {
|
|
/* FIXME: Provide better estimation */
|
|
/* Using a 1/6 compression ratio */
|
|
/* 12 bits per pixel for YUV420 */
|
|
guint64 factor;
|
|
|
|
factor = (guint64) encoder->luma_width * encoder->luma_height * 12 / 6;
|
|
base_encoder->bitrate =
|
|
gst_util_uint64_scale (factor, GST_VAAPI_ENCODER_FPS_N (encoder),
|
|
GST_VAAPI_ENCODER_FPS_D (encoder)) / 1000;
|
|
GST_INFO ("target bitrate computed to %u kbps", base_encoder->bitrate);
|
|
}
|
|
break;
|
|
default:
|
|
base_encoder->bitrate = 0;
|
|
break;
|
|
}
|
|
ensure_bitrate_hrd (encoder);
|
|
}
|
|
|
|
/* Constructs profile, tier and level information based on user-defined limits */
|
|
static GstVaapiEncoderStatus
|
|
ensure_profile_tier_level (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
const GstVaapiProfile profile = encoder->profile;
|
|
const GstVaapiTierH265 tier = encoder->tier;
|
|
const GstVaapiLevelH265 level = encoder->level;
|
|
|
|
ensure_tuning (encoder);
|
|
|
|
if (!ensure_profile (encoder) || !ensure_profile_limits (encoder))
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
|
|
|
|
/* Check HW constraints */
|
|
if (!ensure_hw_profile_limits (encoder))
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
|
|
if (encoder->profile_idc > encoder->hw_max_profile_idc)
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
|
|
|
|
/* Ensure bitrate if not set already and derive the right level to use */
|
|
ensure_bitrate (encoder);
|
|
|
|
if (!ensure_tier_level (encoder))
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED;
|
|
|
|
if (encoder->profile != profile || encoder->level != level
|
|
|| encoder->tier != tier) {
|
|
GST_DEBUG ("selected %s profile at tier %s and level %s",
|
|
gst_vaapi_utils_h265_get_profile_string (encoder->profile),
|
|
gst_vaapi_utils_h265_get_tier_string (encoder->tier),
|
|
gst_vaapi_utils_h265_get_level_string (encoder->level));
|
|
encoder->config_changed = TRUE;
|
|
}
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
}
|
|
|
|
static void
|
|
reset_properties (GstVaapiEncoderH265 * encoder)
|
|
{
|
|
GstVaapiEncoder *const base_encoder = GST_VAAPI_ENCODER_CAST (encoder);
|
|
GstVaapiH265ReorderPool *reorder_pool;
|
|
GstVaapiH265RefPool *ref_pool;
|
|
guint ctu_size;
|
|
gboolean ret;
|
|
|
|
if (encoder->idr_period < base_encoder->keyframe_period)
|
|
encoder->idr_period = base_encoder->keyframe_period;
|
|
|
|
if (encoder->min_qp > encoder->init_qp)
|
|
encoder->min_qp = encoder->init_qp;
|
|
encoder->qp_i = encoder->init_qp;
|
|
|
|
ctu_size = encoder->ctu_width * encoder->ctu_height;
|
|
ret = gst_vaapi_encoder_ensure_num_slices (base_encoder, encoder->profile,
|
|
encoder->entrypoint, (ctu_size + 1) / 2, &encoder->num_slices);
|
|
g_assert (ret);
|
|
|
|
gst_vaapi_encoder_ensure_max_num_ref_frames (base_encoder, encoder->profile,
|
|
encoder->entrypoint);
|
|
|
|
if (base_encoder->max_num_ref_frames_1 < 1 && encoder->num_bframes > 0) {
|
|
GST_WARNING ("Disabling b-frame since the driver doesn't support it");
|
|
encoder->num_bframes = 0;
|
|
}
|
|
|
|
if (encoder->num_ref_frames > base_encoder->max_num_ref_frames_0) {
|
|
GST_INFO ("Lowering the number of reference frames to %d",
|
|
base_encoder->max_num_ref_frames_0);
|
|
encoder->num_ref_frames = base_encoder->max_num_ref_frames_0;
|
|
}
|
|
|
|
if (encoder->num_bframes > (base_encoder->keyframe_period + 1) / 2)
|
|
encoder->num_bframes = (base_encoder->keyframe_period + 1) / 2;
|
|
|
|
if (encoder->num_bframes > 0 && GST_VAAPI_ENCODER_FPS_N (encoder) > 0)
|
|
encoder->cts_offset = gst_util_uint64_scale (GST_SECOND,
|
|
GST_VAAPI_ENCODER_FPS_D (encoder), GST_VAAPI_ENCODER_FPS_N (encoder));
|
|
else
|
|
encoder->cts_offset = 0;
|
|
|
|
/* init max_poc */
|
|
encoder->log2_max_pic_order_cnt =
|
|
h265_get_log2_max_pic_order_cnt (encoder->idr_period);
|
|
g_assert (encoder->log2_max_pic_order_cnt >= 4);
|
|
encoder->max_pic_order_cnt = (1 << encoder->log2_max_pic_order_cnt);
|
|
encoder->idr_num = 0;
|
|
|
|
/* Only Supporting a maximum of two reference frames */
|
|
if (encoder->num_bframes) {
|
|
encoder->max_dec_pic_buffering = encoder->num_ref_frames + 2;
|
|
encoder->max_num_reorder_pics = 1;
|
|
} else {
|
|
encoder->max_dec_pic_buffering = encoder->num_ref_frames + 1;
|
|
encoder->max_num_reorder_pics = 0;
|
|
}
|
|
|
|
ref_pool = &encoder->ref_pool;
|
|
ref_pool->max_reflist0_count = encoder->num_ref_frames;
|
|
ref_pool->max_reflist1_count = encoder->num_bframes > 0;
|
|
ref_pool->max_ref_frames = ref_pool->max_reflist0_count
|
|
+ ref_pool->max_reflist1_count;
|
|
|
|
reorder_pool = &encoder->reorder_pool;
|
|
reorder_pool->frame_index = 0;
|
|
}
|
|
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_encode (GstVaapiEncoder * base_encoder,
|
|
GstVaapiEncPicture * picture, GstVaapiCodedBufferProxy * codedbuf)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiEncoderStatus ret = GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN;
|
|
GstVaapiSurfaceProxy *reconstruct = NULL;
|
|
|
|
reconstruct = gst_vaapi_encoder_create_surface (base_encoder);
|
|
|
|
g_assert (GST_VAAPI_SURFACE_PROXY_SURFACE (reconstruct));
|
|
|
|
if (!ensure_sequence (encoder, picture))
|
|
goto error;
|
|
if (!ensure_misc_params (encoder, picture))
|
|
goto error;
|
|
if (!ensure_picture (encoder, picture, codedbuf, reconstruct))
|
|
goto error;
|
|
if (!ensure_slices (encoder, picture))
|
|
goto error;
|
|
if (!gst_vaapi_enc_picture_encode (picture))
|
|
goto error;
|
|
|
|
if (!reference_list_update (encoder, picture, reconstruct))
|
|
goto error;
|
|
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
|
|
/* ERRORS */
|
|
error:
|
|
{
|
|
if (reconstruct)
|
|
gst_vaapi_encoder_release_surface (GST_VAAPI_ENCODER (encoder),
|
|
reconstruct);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
struct _PendingIterState
|
|
{
|
|
GstVaapiPictureType pic_type;
|
|
};
|
|
|
|
static gboolean
|
|
gst_vaapi_encoder_h265_get_pending_reordered (GstVaapiEncoder * base_encoder,
|
|
GstVaapiEncPicture ** picture, gpointer * state)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiH265ReorderPool *reorder_pool;
|
|
GstVaapiEncPicture *pic;
|
|
struct _PendingIterState *iter;
|
|
|
|
g_return_val_if_fail (state, FALSE);
|
|
|
|
if (!*state) {
|
|
iter = g_new0 (struct _PendingIterState, 1);
|
|
iter->pic_type = GST_VAAPI_PICTURE_TYPE_P;
|
|
*state = iter;
|
|
} else {
|
|
iter = *state;
|
|
}
|
|
|
|
*picture = NULL;
|
|
|
|
reorder_pool = &encoder->reorder_pool;
|
|
if (g_queue_is_empty (&reorder_pool->reorder_frame_list))
|
|
return FALSE;
|
|
|
|
pic = g_queue_pop_tail (&reorder_pool->reorder_frame_list);
|
|
g_assert (pic);
|
|
if (iter->pic_type == GST_VAAPI_PICTURE_TYPE_P) {
|
|
set_p_frame (pic, encoder);
|
|
iter->pic_type = GST_VAAPI_PICTURE_TYPE_B;
|
|
} else if (iter->pic_type == GST_VAAPI_PICTURE_TYPE_B) {
|
|
set_b_frame (pic, encoder);
|
|
} else {
|
|
GST_WARNING ("Unhandled pending picture type");
|
|
}
|
|
|
|
if (GST_CLOCK_TIME_IS_VALID (pic->frame->pts))
|
|
pic->frame->pts += encoder->cts_offset;
|
|
|
|
*picture = pic;
|
|
return TRUE;
|
|
}
|
|
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_flush (GstVaapiEncoder * base_encoder)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiH265ReorderPool *reorder_pool;
|
|
GstVaapiEncPicture *pic;
|
|
|
|
reorder_pool = &encoder->reorder_pool;
|
|
reorder_pool->frame_index = 0;
|
|
reorder_pool->cur_present_index = 0;
|
|
|
|
while (!g_queue_is_empty (&reorder_pool->reorder_frame_list)) {
|
|
pic = (GstVaapiEncPicture *)
|
|
g_queue_pop_head (&reorder_pool->reorder_frame_list);
|
|
gst_vaapi_enc_picture_unref (pic);
|
|
}
|
|
g_queue_clear (&reorder_pool->reorder_frame_list);
|
|
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
}
|
|
|
|
/* Generate "codec-data" buffer */
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_get_codec_data (GstVaapiEncoder * base_encoder,
|
|
GstBuffer ** out_buffer_ptr)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
const guint32 configuration_version = 0x01;
|
|
const guint32 nal_length_size = 4;
|
|
GstMapInfo vps_info, sps_info, pps_info;
|
|
GstBitWriter bs;
|
|
GstBuffer *buffer;
|
|
guint min_spatial_segmentation_idc = 0;
|
|
guint num_arrays = 3;
|
|
|
|
if (!encoder->vps_data || !encoder->sps_data || !encoder->pps_data)
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER;
|
|
if (gst_buffer_get_size (encoder->sps_data) < 4)
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_HEADER;
|
|
|
|
if (!gst_buffer_map (encoder->vps_data, &vps_info, GST_MAP_READ))
|
|
goto error_map_vps_buffer;
|
|
|
|
if (!gst_buffer_map (encoder->sps_data, &sps_info, GST_MAP_READ))
|
|
goto error_map_sps_buffer;
|
|
|
|
if (!gst_buffer_map (encoder->pps_data, &pps_info, GST_MAP_READ))
|
|
goto error_map_pps_buffer;
|
|
|
|
/* Header */
|
|
gst_bit_writer_init_with_size (&bs,
|
|
(vps_info.size + sps_info.size + pps_info.size + 64), FALSE);
|
|
WRITE_UINT32 (&bs, configuration_version, 8);
|
|
WRITE_UINT32 (&bs, sps_info.data[4], 8); /* profile_space | tier_flag | profile_idc */
|
|
WRITE_UINT32 (&bs, sps_info.data[5], 32); /* profile_compatibility_flag [0-31] */
|
|
/* progressive_source_flag | interlaced_source_flag | non_packed_constraint_flag |
|
|
* frame_only_constraint_flag | reserved_zero_bits[0-27] */
|
|
WRITE_UINT32 (&bs, sps_info.data[9], 32);
|
|
WRITE_UINT32 (&bs, sps_info.data[13], 16); /* reserved_zero_bits [28-43] */
|
|
WRITE_UINT32 (&bs, sps_info.data[15], 8); /* level_idc */
|
|
WRITE_UINT32 (&bs, 0x0f, 4); /* 1111 */
|
|
WRITE_UINT32 (&bs, min_spatial_segmentation_idc, 12); /* min_spatial_segmentation_idc */
|
|
WRITE_UINT32 (&bs, 0x3f, 6); /* 111111 */
|
|
WRITE_UINT32 (&bs, 0x00, 2); /* parallelismType */
|
|
WRITE_UINT32 (&bs, 0x3f, 6); /* 111111 */
|
|
WRITE_UINT32 (&bs, 0x01, 2); /* chroma_format_idc */
|
|
WRITE_UINT32 (&bs, 0x1f, 5); /* 11111 */
|
|
WRITE_UINT32 (&bs, 0x01, 3); /* bit_depth_luma_minus8 */
|
|
WRITE_UINT32 (&bs, 0x1f, 5); /* 11111 */
|
|
WRITE_UINT32 (&bs, 0x01, 3); /* bit_depth_chroma_minus8 */
|
|
WRITE_UINT32 (&bs, 0x00, 16); /* avgFramerate */
|
|
WRITE_UINT32 (&bs, 0x00, 2); /* constatnFramerate */
|
|
WRITE_UINT32 (&bs, 0x00, 3); /* numTemporalLayers */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* temporalIdNested */
|
|
WRITE_UINT32 (&bs, nal_length_size - 1, 2); /* lengthSizeMinusOne */
|
|
WRITE_UINT32 (&bs, 0x00, 8); /* numOfArrays */
|
|
|
|
WRITE_UINT32 (&bs, num_arrays, 8); /* numOfArrays */
|
|
|
|
/* Write VPS */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* array_completeness */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* reserved zero */
|
|
WRITE_UINT32 (&bs, GST_H265_NAL_VPS, 6); /* Nal_unit_type */
|
|
WRITE_UINT32 (&bs, 0x01, 16); /* numNalus, VPS count = 1 */
|
|
g_assert (GST_BIT_WRITER_BIT_SIZE (&bs) % 8 == 0);
|
|
/* Write Nal unit length and data of VPS */
|
|
if (!gst_vaapi_utils_h26x_write_nal_unit (&bs, vps_info.data, vps_info.size))
|
|
goto nal_to_byte_stream_error;
|
|
|
|
/* Write SPS */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* array_completeness */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* reserved zero */
|
|
WRITE_UINT32 (&bs, GST_H265_NAL_SPS, 6); /* Nal_unit_type */
|
|
WRITE_UINT32 (&bs, 0x01, 16); /* numNalus, SPS count = 1 */
|
|
g_assert (GST_BIT_WRITER_BIT_SIZE (&bs) % 8 == 0);
|
|
/* Write Nal unit length and data of SPS */
|
|
if (!gst_vaapi_utils_h26x_write_nal_unit (&bs, sps_info.data, sps_info.size))
|
|
goto nal_to_byte_stream_error;
|
|
|
|
/* Write PPS */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* array_completeness */
|
|
WRITE_UINT32 (&bs, 0x00, 1); /* reserved zero */
|
|
WRITE_UINT32 (&bs, GST_H265_NAL_PPS, 6); /* Nal_unit_type */
|
|
WRITE_UINT32 (&bs, 0x01, 16); /* numNalus, PPS count = 1 */
|
|
/* Write Nal unit length and data of PPS */
|
|
if (!gst_vaapi_utils_h26x_write_nal_unit (&bs, pps_info.data, pps_info.size))
|
|
goto nal_to_byte_stream_error;
|
|
|
|
gst_buffer_unmap (encoder->pps_data, &pps_info);
|
|
gst_buffer_unmap (encoder->sps_data, &sps_info);
|
|
gst_buffer_unmap (encoder->vps_data, &vps_info);
|
|
|
|
buffer = gst_bit_writer_reset_and_get_buffer (&bs);
|
|
if (!buffer)
|
|
goto error_alloc_buffer;
|
|
if (gst_buffer_n_memory (buffer) == 0) {
|
|
gst_buffer_unref (buffer);
|
|
goto error_alloc_buffer;
|
|
}
|
|
*out_buffer_ptr = buffer;
|
|
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
|
|
/* ERRORS */
|
|
bs_error:
|
|
{
|
|
GST_ERROR ("failed to write codec-data");
|
|
gst_buffer_unmap (encoder->vps_data, &vps_info);
|
|
gst_buffer_unmap (encoder->sps_data, &sps_info);
|
|
gst_buffer_unmap (encoder->pps_data, &pps_info);
|
|
gst_bit_writer_reset (&bs);
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED;
|
|
}
|
|
nal_to_byte_stream_error:
|
|
{
|
|
GST_ERROR ("failed to write nal unit");
|
|
gst_buffer_unmap (encoder->vps_data, &vps_info);
|
|
gst_buffer_unmap (encoder->sps_data, &sps_info);
|
|
gst_buffer_unmap (encoder->pps_data, &pps_info);
|
|
gst_bit_writer_reset (&bs);
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_OPERATION_FAILED;
|
|
}
|
|
error_map_vps_buffer:
|
|
{
|
|
GST_ERROR ("failed to map VPS packed header");
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED;
|
|
}
|
|
error_map_sps_buffer:
|
|
{
|
|
GST_ERROR ("failed to map SPS packed header");
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED;
|
|
}
|
|
error_map_pps_buffer:
|
|
{
|
|
GST_ERROR ("failed to map PPS packed header");
|
|
gst_buffer_unmap (encoder->sps_data, &sps_info);
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED;
|
|
}
|
|
error_alloc_buffer:
|
|
{
|
|
GST_ERROR ("failed to allocate codec-data buffer");
|
|
gst_bit_writer_reset (&bs);
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED;
|
|
}
|
|
}
|
|
|
|
/* TODO */
|
|
/* The re-ordering algorithm is similar to what we implemented for
|
|
* h264 encoder. But We could have a better algorithm for hevc encoder
|
|
* by having B-frames as reference pictures */
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_reordering (GstVaapiEncoder * base_encoder,
|
|
GstVideoCodecFrame * frame, GstVaapiEncPicture ** output)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiH265ReorderPool *reorder_pool = NULL;
|
|
GstVaapiEncPicture *picture;
|
|
gboolean is_idr = FALSE;
|
|
|
|
*output = NULL;
|
|
|
|
reorder_pool = &encoder->reorder_pool;
|
|
|
|
if (!frame) {
|
|
if (reorder_pool->reorder_state != GST_VAAPI_ENC_H265_REORD_DUMP_FRAMES)
|
|
return GST_VAAPI_ENCODER_STATUS_NO_SURFACE;
|
|
|
|
/* reorder_state = GST_VAAPI_ENC_H265_REORD_DUMP_FRAMES
|
|
dump B frames from queue, sometime, there may also have P frame or I frame */
|
|
g_assert (encoder->num_bframes > 0);
|
|
g_return_val_if_fail (!g_queue_is_empty (&reorder_pool->reorder_frame_list),
|
|
GST_VAAPI_ENCODER_STATUS_ERROR_UNKNOWN);
|
|
picture = g_queue_pop_head (&reorder_pool->reorder_frame_list);
|
|
g_assert (picture);
|
|
if (g_queue_is_empty (&reorder_pool->reorder_frame_list)) {
|
|
reorder_pool->reorder_state = GST_VAAPI_ENC_H265_REORD_WAIT_FRAMES;
|
|
}
|
|
goto end;
|
|
}
|
|
|
|
/* new frame coming */
|
|
picture = GST_VAAPI_ENC_PICTURE_NEW (HEVC, encoder, frame);
|
|
if (!picture) {
|
|
GST_WARNING ("create H265 picture failed, frame timestamp:%"
|
|
GST_TIME_FORMAT, GST_TIME_ARGS (frame->pts));
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_ALLOCATION_FAILED;
|
|
}
|
|
++reorder_pool->cur_present_index;
|
|
picture->poc = ((reorder_pool->cur_present_index * 1) %
|
|
encoder->max_pic_order_cnt);
|
|
|
|
is_idr = (reorder_pool->frame_index == 0 ||
|
|
reorder_pool->frame_index >= encoder->idr_period);
|
|
|
|
/* check key frames */
|
|
if (is_idr || GST_VIDEO_CODEC_FRAME_IS_FORCE_KEYFRAME (frame) ||
|
|
(reorder_pool->frame_index %
|
|
GST_VAAPI_ENCODER_KEYFRAME_PERIOD (encoder)) == 0) {
|
|
++reorder_pool->frame_index;
|
|
|
|
/* b frame enabled, check queue of reorder_frame_list */
|
|
if (encoder->num_bframes
|
|
&& !g_queue_is_empty (&reorder_pool->reorder_frame_list)) {
|
|
GstVaapiEncPicture *p_pic;
|
|
|
|
p_pic = g_queue_pop_tail (&reorder_pool->reorder_frame_list);
|
|
set_p_frame (p_pic, encoder);
|
|
g_queue_foreach (&reorder_pool->reorder_frame_list,
|
|
(GFunc) set_b_frame, encoder);
|
|
set_key_frame (picture, encoder, is_idr);
|
|
g_queue_push_tail (&reorder_pool->reorder_frame_list, picture);
|
|
picture = p_pic;
|
|
reorder_pool->reorder_state = GST_VAAPI_ENC_H265_REORD_DUMP_FRAMES;
|
|
} else { /* no b frames in queue */
|
|
set_key_frame (picture, encoder, is_idr);
|
|
g_assert (g_queue_is_empty (&reorder_pool->reorder_frame_list));
|
|
if (encoder->num_bframes)
|
|
reorder_pool->reorder_state = GST_VAAPI_ENC_H265_REORD_WAIT_FRAMES;
|
|
}
|
|
goto end;
|
|
}
|
|
|
|
/* new p/b frames coming */
|
|
++reorder_pool->frame_index;
|
|
if (reorder_pool->reorder_state == GST_VAAPI_ENC_H265_REORD_WAIT_FRAMES &&
|
|
g_queue_get_length (&reorder_pool->reorder_frame_list) <
|
|
encoder->num_bframes) {
|
|
g_queue_push_tail (&reorder_pool->reorder_frame_list, picture);
|
|
return GST_VAAPI_ENCODER_STATUS_NO_SURFACE;
|
|
}
|
|
|
|
set_p_frame (picture, encoder);
|
|
|
|
if (reorder_pool->reorder_state == GST_VAAPI_ENC_H265_REORD_WAIT_FRAMES) {
|
|
g_queue_foreach (&reorder_pool->reorder_frame_list, (GFunc) set_b_frame,
|
|
encoder);
|
|
reorder_pool->reorder_state = GST_VAAPI_ENC_H265_REORD_DUMP_FRAMES;
|
|
g_assert (!g_queue_is_empty (&reorder_pool->reorder_frame_list));
|
|
}
|
|
|
|
end:
|
|
g_assert (picture);
|
|
frame = picture->frame;
|
|
if (GST_CLOCK_TIME_IS_VALID (frame->pts))
|
|
frame->pts += encoder->cts_offset;
|
|
*output = picture;
|
|
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
}
|
|
|
|
static GstVaapiEncoderStatus
|
|
set_context_info (GstVaapiEncoder * base_encoder)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVideoInfo *const vip = GST_VAAPI_ENCODER_VIDEO_INFO (encoder);
|
|
const guint DEFAULT_SURFACES_COUNT = 3;
|
|
|
|
/* FIXME: Using only a rough approximation for bitstream headers.
|
|
* Not taken into account: ScalingList, RefPicListModification,
|
|
* PredWeightTable */
|
|
/* Maximum sizes for common headers (in bits) */
|
|
enum
|
|
{
|
|
MAX_PROFILE_TIER_LEVEL_SIZE = 684,
|
|
MAX_VPS_HDR_SIZE = 13781,
|
|
MAX_SPS_HDR_SIZE = 615,
|
|
MAX_SHORT_TERM_REFPICSET_SIZE = 55,
|
|
MAX_VUI_PARAMS_SIZE = 267,
|
|
MAX_HRD_PARAMS_SIZE = 8196,
|
|
MAX_PPS_HDR_SIZE = 274,
|
|
MAX_SLICE_HDR_SIZE = 33660
|
|
};
|
|
|
|
/* Account for VPS header */
|
|
base_encoder->codedbuf_size += 4 + GST_ROUND_UP_8 (MAX_VPS_HDR_SIZE +
|
|
MAX_PROFILE_TIER_LEVEL_SIZE + MAX_HRD_PARAMS_SIZE) / 8;
|
|
|
|
/* Account for SPS header */
|
|
base_encoder->codedbuf_size += 4 + GST_ROUND_UP_8 (MAX_SPS_HDR_SIZE +
|
|
MAX_PROFILE_TIER_LEVEL_SIZE + 64 * MAX_SHORT_TERM_REFPICSET_SIZE +
|
|
MAX_VUI_PARAMS_SIZE + MAX_HRD_PARAMS_SIZE) / 8;
|
|
|
|
/* Account for PPS header */
|
|
base_encoder->codedbuf_size += 4 + GST_ROUND_UP_8 (MAX_PPS_HDR_SIZE) / 8;
|
|
|
|
/* Account for slice header */
|
|
base_encoder->codedbuf_size += encoder->num_slices * (4 +
|
|
GST_ROUND_UP_8 (MAX_SLICE_HDR_SIZE + MAX_SHORT_TERM_REFPICSET_SIZE) / 8);
|
|
|
|
if (!ensure_hw_profile (encoder))
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
|
|
|
|
base_encoder->num_ref_frames = (encoder->num_ref_frames
|
|
+ (encoder->num_bframes > 0 ? 1 : 0) + DEFAULT_SURFACES_COUNT);
|
|
|
|
/* Only YUV 4:2:0 formats are supported for now. */
|
|
base_encoder->codedbuf_size += GST_ROUND_UP_16 (vip->width) *
|
|
GST_ROUND_UP_16 (vip->height) * 3 / 2;
|
|
|
|
base_encoder->context_info.entrypoint = encoder->entrypoint;
|
|
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
}
|
|
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_reconfigure (GstVaapiEncoder * base_encoder)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiEncoderStatus status;
|
|
guint luma_width, luma_height;
|
|
|
|
luma_width = GST_VAAPI_ENCODER_WIDTH (encoder);
|
|
luma_height = GST_VAAPI_ENCODER_HEIGHT (encoder);
|
|
|
|
if (luma_width != encoder->luma_width || luma_height != encoder->luma_height) {
|
|
GST_DEBUG ("resolution: %d %d", GST_VAAPI_ENCODER_WIDTH (encoder),
|
|
GST_VAAPI_ENCODER_HEIGHT (encoder));
|
|
encoder->luma_width = GST_ROUND_UP_16 (luma_width);
|
|
encoder->luma_height = GST_ROUND_UP_16 (luma_height);
|
|
if (GST_VAAPI_ENCODER_TUNE (encoder) == GST_VAAPI_ENCODER_TUNE_LOW_POWER) {
|
|
encoder->ctu_width = (encoder->luma_width + 63) / 64;
|
|
encoder->ctu_height = (encoder->luma_height + 63) / 64;
|
|
} else {
|
|
encoder->ctu_width = (encoder->luma_width + 31) / 32;
|
|
encoder->ctu_height = (encoder->luma_height + 31) / 32;
|
|
}
|
|
encoder->config_changed = TRUE;
|
|
/* Frame Cropping */
|
|
if ((GST_VAAPI_ENCODER_WIDTH (encoder) & 15) ||
|
|
(GST_VAAPI_ENCODER_HEIGHT (encoder) & 15)) {
|
|
static const guint SubWidthC[] = { 1, 2, 2, 1 };
|
|
static const guint SubHeightC[] = { 1, 2, 1, 1 };
|
|
encoder->conformance_window_flag = 1;
|
|
encoder->conf_win_left_offset = 0;
|
|
encoder->conf_win_right_offset =
|
|
(encoder->luma_width -
|
|
GST_VAAPI_ENCODER_WIDTH (encoder)) / SubWidthC[1];
|
|
encoder->conf_win_top_offset = 0;
|
|
encoder->conf_win_bottom_offset =
|
|
(encoder->luma_height -
|
|
GST_VAAPI_ENCODER_HEIGHT (encoder)) / SubHeightC[1];
|
|
}
|
|
}
|
|
|
|
status = ensure_profile_tier_level (encoder);
|
|
if (status != GST_VAAPI_ENCODER_STATUS_SUCCESS)
|
|
return status;
|
|
|
|
reset_properties (encoder);
|
|
ensure_control_rate_params (encoder);
|
|
return set_context_info (base_encoder);
|
|
}
|
|
|
|
static gboolean
|
|
gst_vaapi_encoder_h265_init (GstVaapiEncoder * base_encoder)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiH265ReorderPool *reorder_pool;
|
|
GstVaapiH265RefPool *ref_pool;
|
|
|
|
/* Default encoding entrypoint */
|
|
encoder->entrypoint = GST_VAAPI_ENTRYPOINT_SLICE_ENCODE;
|
|
|
|
encoder->conformance_window_flag = 0;
|
|
encoder->num_slices = 1;
|
|
|
|
/* re-ordering list initialize */
|
|
reorder_pool = &encoder->reorder_pool;
|
|
g_queue_init (&reorder_pool->reorder_frame_list);
|
|
reorder_pool->reorder_state = GST_VAAPI_ENC_H265_REORD_NONE;
|
|
reorder_pool->frame_index = 0;
|
|
reorder_pool->cur_present_index = 0;
|
|
|
|
/* reference list info initialize */
|
|
ref_pool = &encoder->ref_pool;
|
|
g_queue_init (&ref_pool->ref_list);
|
|
ref_pool->max_ref_frames = 0;
|
|
ref_pool->max_reflist0_count = 1;
|
|
ref_pool->max_reflist1_count = 1;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_vaapi_encoder_h265_finalize (GstVaapiEncoder * base_encoder)
|
|
{
|
|
/*free private buffers */
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
GstVaapiEncPicture *pic;
|
|
GstVaapiEncoderH265Ref *ref;
|
|
GstVaapiH265RefPool *ref_pool;
|
|
GstVaapiH265ReorderPool *reorder_pool;
|
|
|
|
gst_buffer_replace (&encoder->vps_data, NULL);
|
|
gst_buffer_replace (&encoder->sps_data, NULL);
|
|
gst_buffer_replace (&encoder->pps_data, NULL);
|
|
|
|
/* reference list info de-init */
|
|
ref_pool = &encoder->ref_pool;
|
|
while (!g_queue_is_empty (&ref_pool->ref_list)) {
|
|
ref = (GstVaapiEncoderH265Ref *) g_queue_pop_head (&ref_pool->ref_list);
|
|
reference_pic_free (encoder, ref);
|
|
}
|
|
g_queue_clear (&ref_pool->ref_list);
|
|
|
|
/* re-ordering list initialize */
|
|
reorder_pool = &encoder->reorder_pool;
|
|
while (!g_queue_is_empty (&reorder_pool->reorder_frame_list)) {
|
|
pic = (GstVaapiEncPicture *)
|
|
g_queue_pop_head (&reorder_pool->reorder_frame_list);
|
|
gst_vaapi_enc_picture_unref (pic);
|
|
}
|
|
g_queue_clear (&reorder_pool->reorder_frame_list);
|
|
}
|
|
|
|
static GstVaapiEncoderStatus
|
|
gst_vaapi_encoder_h265_set_property (GstVaapiEncoder * base_encoder,
|
|
gint prop_id, const GValue * value)
|
|
{
|
|
GstVaapiEncoderH265 *const encoder = GST_VAAPI_ENCODER_H265 (base_encoder);
|
|
|
|
switch (prop_id) {
|
|
case GST_VAAPI_ENCODER_H265_PROP_MAX_BFRAMES:
|
|
encoder->num_bframes = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_INIT_QP:
|
|
encoder->init_qp = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_MIN_QP:
|
|
encoder->min_qp = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_QP_IP:
|
|
encoder->qp_ip = g_value_get_int (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_QP_IB:
|
|
encoder->qp_ib = g_value_get_int (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_NUM_SLICES:
|
|
encoder->num_slices = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_CPB_LENGTH:
|
|
encoder->cpb_length = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_NUM_REF_FRAMES:
|
|
encoder->num_ref_frames = g_value_get_uint (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_MBBRC:
|
|
encoder->mbbrc = g_value_get_enum (value);
|
|
break;
|
|
case GST_VAAPI_ENCODER_H265_PROP_LOW_DELAY_B:
|
|
encoder->low_delay_b = g_value_get_boolean (value);
|
|
break;
|
|
|
|
default:
|
|
return GST_VAAPI_ENCODER_STATUS_ERROR_INVALID_PARAMETER;
|
|
}
|
|
return GST_VAAPI_ENCODER_STATUS_SUCCESS;
|
|
}
|
|
|
|
GST_VAAPI_ENCODER_DEFINE_CLASS_DATA (H265);
|
|
|
|
static inline const GstVaapiEncoderClass *
|
|
gst_vaapi_encoder_h265_class (void)
|
|
{
|
|
static const GstVaapiEncoderClass GstVaapiEncoderH265Class = {
|
|
GST_VAAPI_ENCODER_CLASS_INIT (H265, h265),
|
|
.set_property = gst_vaapi_encoder_h265_set_property,
|
|
.get_codec_data = gst_vaapi_encoder_h265_get_codec_data,
|
|
.get_pending_reordered = gst_vaapi_encoder_h265_get_pending_reordered,
|
|
};
|
|
return &GstVaapiEncoderH265Class;
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_encoder_h265_new:
|
|
* @display: a #GstVaapiDisplay
|
|
*
|
|
* Creates a new #GstVaapiEncoder for H.265 encoding. Note that the
|
|
* only supported output stream format is "byte-stream" format.
|
|
*
|
|
* Return value: the newly allocated #GstVaapiEncoder object
|
|
*/
|
|
GstVaapiEncoder *
|
|
gst_vaapi_encoder_h265_new (GstVaapiDisplay * display)
|
|
{
|
|
return gst_vaapi_encoder_new (gst_vaapi_encoder_h265_class (), display);
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_encoder_h265_get_default_properties:
|
|
*
|
|
* Determines the set of common and H.265 specific encoder properties.
|
|
* The caller owns an extra reference to the resulting array of
|
|
* #GstVaapiEncoderPropInfo elements, so it shall be released with
|
|
* g_ptr_array_unref() after usage.
|
|
*
|
|
* Return value: the set of encoder properties for #GstVaapiEncoderH265,
|
|
* or %NULL if an error occurred.
|
|
*/
|
|
GPtrArray *
|
|
gst_vaapi_encoder_h265_get_default_properties (void)
|
|
{
|
|
const GstVaapiEncoderClass *const klass = gst_vaapi_encoder_h265_class ();
|
|
GPtrArray *props;
|
|
|
|
props = gst_vaapi_encoder_properties_get_default (klass);
|
|
if (!props)
|
|
return NULL;
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:max-bframes:
|
|
*
|
|
* The number of B-frames between I and P.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_MAX_BFRAMES,
|
|
g_param_spec_uint ("max-bframes",
|
|
"Max B-Frames", "Number of B-frames between I and P", 0, 10, 0,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:refs:
|
|
*
|
|
* The number of reference frames.
|
|
* If B frame is encoded, it will add 1 reference frame more.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_NUM_REF_FRAMES,
|
|
g_param_spec_uint ("refs",
|
|
"Number of Reference Frames", "Number of reference frames", 1, 3, 1,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:init-qp:
|
|
*
|
|
* The initial quantizer value.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_INIT_QP,
|
|
g_param_spec_uint ("init-qp",
|
|
"Initial QP", "Initial quantizer value", 0, 51, 26,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:min-qp:
|
|
*
|
|
* The minimum quantizer value.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_MIN_QP,
|
|
g_param_spec_uint ("min-qp",
|
|
"Minimum QP", "Minimum quantizer value", 0, 51, 1,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:qp-ip:
|
|
*
|
|
* The difference of QP between I and P Frame.
|
|
* This is available only on CQP mode.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_QP_IP,
|
|
g_param_spec_int ("qp-ip",
|
|
"Difference of QP between I and P frame",
|
|
"Difference of QP between I and P frame (available only on CQP)",
|
|
-51, 51, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:qp-ib:
|
|
*
|
|
* The difference of QP between I and B Frame.
|
|
* This is available only on CQP mode.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_QP_IB,
|
|
g_param_spec_int ("qp-ib",
|
|
"Difference of QP between I and B frame",
|
|
"Difference of QP between I and B frame (available only on CQP)",
|
|
-51, 51, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/* FIXME: there seems to be issues with multi-slice encoding */
|
|
/**
|
|
* GstVaapiEncoderH265:num-slices:
|
|
*
|
|
* The number of slices per frame.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_NUM_SLICES,
|
|
g_param_spec_uint ("num-slices",
|
|
"Number of Slices",
|
|
"Number of slices per frame",
|
|
1, 200, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:cpb-length:
|
|
*
|
|
* The size of the CPB buffer in milliseconds.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_CPB_LENGTH,
|
|
g_param_spec_uint ("cpb-length",
|
|
"CPB Length", "Length of the CPB buffer in milliseconds",
|
|
1, 10000, DEFAULT_CPB_LENGTH,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:mbbrc:
|
|
*
|
|
* Macroblock level bitrate control.
|
|
* This is not compatible with Constant QP rate control.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_MBBRC,
|
|
g_param_spec_enum ("mbbrc",
|
|
"Macroblock level Bitrate Control",
|
|
"Macroblock level Bitrate Control",
|
|
GST_VAAPI_TYPE_ENCODER_MBBRC, GST_VAAPI_ENCODER_MBBRC_AUTO,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
/**
|
|
* GstVaapiEncoderH265:low_delay_b:
|
|
*
|
|
* Enable low delay b frame, which will change P frame with B frame.
|
|
*/
|
|
GST_VAAPI_ENCODER_PROPERTIES_APPEND (props,
|
|
GST_VAAPI_ENCODER_H265_PROP_LOW_DELAY_B,
|
|
g_param_spec_boolean ("low-delay-b",
|
|
"Enable low delay b",
|
|
"Transforms P frames into predictive B frames. Enable it when P frames are not supported.",
|
|
FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
return props;
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_encoder_h265_set_max_profile:
|
|
* @encoder: a #GstVaapiEncoderH265
|
|
* @profile: an H.265 #GstVaapiProfile
|
|
*
|
|
* Notifies the @encoder to use coding tools from the supplied
|
|
* @profile at most.
|
|
*
|
|
* This means that if the minimal profile derived to
|
|
* support the specified coding tools is greater than this @profile,
|
|
* then an error is returned when the @encoder is configured.
|
|
*
|
|
* Return value: %TRUE on success
|
|
*/
|
|
gboolean
|
|
gst_vaapi_encoder_h265_set_max_profile (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiProfile profile)
|
|
{
|
|
guint8 profile_idc;
|
|
|
|
g_return_val_if_fail (encoder != NULL, FALSE);
|
|
g_return_val_if_fail (profile != GST_VAAPI_PROFILE_UNKNOWN, FALSE);
|
|
|
|
if (gst_vaapi_profile_get_codec (profile) != GST_VAAPI_CODEC_H265)
|
|
return FALSE;
|
|
|
|
profile_idc = gst_vaapi_utils_h265_get_profile_idc (profile);
|
|
if (!profile_idc)
|
|
return FALSE;
|
|
|
|
encoder->max_profile_idc = profile_idc;
|
|
return TRUE;
|
|
}
|
|
|
|
/**
|
|
* gst_vaapi_encoder_h265_get_profile_tier_level:
|
|
* @encoder: a #GstVaapiEncoderH265
|
|
* @out_profile_ptr: return location for the #GstVaapiProfile
|
|
* @out_level_ptr: return location for the #GstVaapiLevelH265
|
|
* @out_tier_ptr: return location for the #GstVaapiTierH265
|
|
*
|
|
* Queries the H.265 @encoder for the active profile and level. That
|
|
* information is only constructed and valid after the encoder is
|
|
* configured, i.e. after the gst_vaapi_encoder_set_codec_state()
|
|
* function is called.
|
|
*
|
|
* Return value: %TRUE on success
|
|
*/
|
|
gboolean
|
|
gst_vaapi_encoder_h265_get_profile_tier_level (GstVaapiEncoderH265 * encoder,
|
|
GstVaapiProfile * out_profile_ptr, GstVaapiTierH265 * out_tier_ptr,
|
|
GstVaapiLevelH265 * out_level_ptr)
|
|
{
|
|
g_return_val_if_fail (encoder != NULL, FALSE);
|
|
|
|
if (!encoder->profile || !encoder->tier || !encoder->level)
|
|
return FALSE;
|
|
|
|
if (out_profile_ptr)
|
|
*out_profile_ptr = encoder->profile;
|
|
if (out_level_ptr)
|
|
*out_level_ptr = encoder->level;
|
|
if (out_tier_ptr)
|
|
*out_tier_ptr = encoder->tier;
|
|
|
|
return TRUE;
|
|
}
|