mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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da198e59b2
This fixes, among other things, a compiler warning with clang. Also add static assertions that our own enum values match with the ones from libaom. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4223>
215 lines
6.1 KiB
C
215 lines
6.1 KiB
C
/* GStreamer
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* Copyright (C) <2017> Sean DuBois <sean@siobud.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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_AV1_ENC_H__
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#define __GST_AV1_ENC_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideoencoder.h>
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#include <aom/aom_codec.h>
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#include <aom/aom_encoder.h>
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#include <aom/aomcx.h>
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G_BEGIN_DECLS
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#define GST_TYPE_AV1_ENC \
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(gst_av1_enc_get_type())
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#define GST_AV1_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_AV1_ENC,GstAV1Enc))
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#define GST_AV1_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_AV1_ENC,GstAV1EncClass))
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#define GST_IS_AV1_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_AV1_ENC))
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#define GST_IS_AV1_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_AV1_ENC))
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#define GST_AV1_ENC_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_AV1_ENC, GstAV1EncClass))
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#define GST_AV1_ENC_CAST(obj) \
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((GstAV1Enc *) (obj))
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typedef struct _GstAV1Enc GstAV1Enc;
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typedef struct _GstAV1EncClass GstAV1EncClass;
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/**
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* GstAV1EncResizeMode:
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* @GST_AV1_ENC_RESIZE_NONE: No frame resizing allowed
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* @GST_AV1_ENC_RESIZE_FIXED: All frames are coded at the specified scale
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* @GST_AV1_ENC_RESIZE_RANDOM: All frames are coded at a random scale
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*
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* Frame resize mode
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*/
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typedef enum
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{
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GST_AV1_ENC_RESIZE_NONE = 0,
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GST_AV1_ENC_RESIZE_FIXED = 1,
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GST_AV1_ENC_RESIZE_RANDOM = 2,
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} GstAV1EncResizeMode;
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/**
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* GstAV1EncSuperresMode:
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* @GST_AV1_ENC_SUPERRES_NONE: No frame superres allowed
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* @GST_AV1_ENC_SUPERRES_FIXED: All frames are coded at the specified scale and
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* super-resolved
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* @GST_AV1_ENC_SUPERRES_QTHRESH: Superres scale for a frame is determined based
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* on q_index
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*
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* Frame super-resolution mode
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*/
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typedef enum
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{
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GST_AV1_ENC_SUPERRES_NONE = 0,
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GST_AV1_ENC_SUPERRES_FIXED = 1,
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GST_AV1_ENC_SUPERRES_RANDOM = 2,
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GST_AV1_ENC_SUPERRES_QTHRESH = 3,
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} GstAV1EncSuperresMode;
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#ifdef HAVE_LIBAOM_3
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_SUPERRES_NONE == (guint) AOM_SUPERRES_NONE);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_SUPERRES_FIXED == (guint) AOM_SUPERRES_FIXED);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_SUPERRES_RANDOM == (guint) AOM_SUPERRES_RANDOM);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_SUPERRES_QTHRESH == (guint) AOM_SUPERRES_QTHRESH);
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#endif
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/**
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* GstAV1EncEndUsageMode:
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* @GST_AV1_ENC_END_USAGE_VBR: Variable Bit Rate Mode
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* @GST_AV1_ENC_END_USAGE_CBR: Constant Bit Rate Mode
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* @GST_AV1_ENC_END_USAGE_CQ: Constrained Quality Mode
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* @GST_AV1_ENC_END_USAGE_Q: Constant Quality Mode
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*
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* Rate control algorithm to use
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*/
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typedef enum
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{
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GST_AV1_ENC_END_USAGE_VBR = 0,
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GST_AV1_ENC_END_USAGE_CBR = 1,
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GST_AV1_ENC_END_USAGE_CQ = 2,
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GST_AV1_ENC_END_USAGE_Q = 3,
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} GstAV1EncEndUsageMode;
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_END_USAGE_VBR == (guint) AOM_VBR);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_END_USAGE_CBR == (guint) AOM_CBR);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_END_USAGE_CQ == (guint) AOM_CQ);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_END_USAGE_Q == (guint) AOM_Q);
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/**
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* GstAV1EncKFMode:
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* @GST_AV1_ENC_KF_DISABLED: Encoder does not place keyframes
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* @GST_AV1_ENC_KF_AUTO: Encoder determines optimal keyframe placement automatically
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*
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* Determines whether keyframes are placed automatically by the encoder
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*
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* Since: 1.22
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*/
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typedef enum
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{
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GST_AV1_ENC_KF_DISABLED = 0,
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GST_AV1_ENC_KF_AUTO = 1,
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} GstAV1EncKFMode;
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_KF_DISABLED == (guint) AOM_KF_DISABLED);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_KF_AUTO == (guint) AOM_KF_AUTO);
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/**
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* GstAV1EncEncPass:
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* @GST_AV1_ENC_ONE_PASS: Single pass mode
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* @GST_AV1_ENC_FIRST_PASS: First pass of multi-pass mode
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* @GST_AV1_ENC_SECOND_PASS: Second pass of multi-pass mode
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* @GST_AV1_ENC_THIRD_PASS: Third pass of multi-pass mode
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* Current phase for multi-pass encoding or @GST_AV1_ENC_ONE_PASS for single pass
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*
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* Since: 1.22
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*/
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typedef enum
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{
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GST_AV1_ENC_ONE_PASS = 0,
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GST_AV1_ENC_FIRST_PASS = 1,
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GST_AV1_ENC_SECOND_PASS = 2,
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GST_AV1_ENC_THIRD_PASS = 3,
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} GstAV1EncEncPass;
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#ifdef HAVE_LIBAOM_3_2
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_ONE_PASS == (guint) AOM_RC_ONE_PASS);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_FIRST_PASS == (guint) AOM_RC_FIRST_PASS);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_SECOND_PASS == (guint) AOM_RC_SECOND_PASS);
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G_STATIC_ASSERT ((guint) GST_AV1_ENC_THIRD_PASS == (guint) AOM_RC_THIRD_PASS);
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#endif
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/**
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* GstAV1EncUsageProfile:
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* @GST_AV1_ENC_USAGE_GOOD_QUALITY: Good Quality profile
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* @GST_AV1_ENC_USAGE_REALTIME: Realtime profile
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* @GST_AV1_ENC_USAGE_ALL_INTRA: All Intra profile
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*
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* Usage profile is used to guide the default config for the encoder
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*
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* Since: 1.22
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*/
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typedef enum
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{
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GST_AV1_ENC_USAGE_GOOD_QUALITY = 0,
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GST_AV1_ENC_USAGE_REALTIME = 1,
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GST_AV1_ENC_USAGE_ALL_INTRA = 2,
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} GstAV1EncUsageProfile;
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struct _GstAV1Enc
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{
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GstVideoEncoder base_video_encoder;
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/* properties */
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gint cpu_used;
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gint threads;
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gboolean row_mt;
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guint tile_columns;
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guint tile_rows;
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/* state */
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gboolean encoder_inited;
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GstVideoCodecState *input_state;
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aom_codec_enc_cfg_t aom_cfg;
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aom_codec_ctx_t encoder;
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aom_img_fmt_t format;
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GMutex encoder_lock;
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/* next pts, in running time */
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GstClockTime next_pts;
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gboolean target_bitrate_set;
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};
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struct _GstAV1EncClass
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{
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GstVideoEncoderClass parent_class;
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/*supported aom algo*/
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aom_codec_iface_t *codec_algo;
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};
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GType gst_av1_enc_get_type (void);
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GST_ELEMENT_REGISTER_DECLARE (av1enc);
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G_END_DECLS
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#endif /* __GST_AV1_ENC_H__ */
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