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gstreamer/gst-libs/gst/vaapi/gstvaapidecoder_av1.c
He Junyan 5e3fde8569 decoder: AV1: Fix a static analysis problem of update_state(). 
No need to check the picture pointer after we have already dereferenced it.

Fix: #298
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/408>
2021-01-09 21:01:16 +08:00

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/*
* gstvaapidecoder_av1.c - AV1 decoder
*
* Copyright (C) 2019-2020 Intel Corporation
* Author: Junyan He <junyan.he@intel.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
/**
* SECTION:gstvaapidecoder_av1
* @short_description: AV1 decoder
*/
#include "sysdeps.h"
#include <gst/codecparsers/gstav1parser.h>
#include "gstvaapidecoder_av1.h"
#include "gstvaapidecoder_objects.h"
#include "gstvaapidecoder_priv.h"
#include "gstvaapidisplay_priv.h"
#include "gstvaapicompat.h"
#define DEBUG 1
#include "gstvaapidebug.h"
#define GST_VAAPI_DECODER_AV1_CAST(decoder) ((GstVaapiDecoderAV1 *)(decoder))
typedef struct _GstVaapiDecoderAV1Private GstVaapiDecoderAV1Private;
typedef struct _GstVaapiDecoderAV1Class GstVaapiDecoderAV1Class;
typedef struct _GstVaapiPictureAV1 GstVaapiPictureAV1;
struct _GstVaapiDecoderAV1Private
{
GstVaapiProfile profile;
guint width;
guint height;
gboolean reset_context;
GstVaapiPictureAV1 *current_picture;
gboolean annex_b;
GstAV1Parser *parser;
GstAV1SequenceHeaderOBU *seq_header;
GstVaapiPictureAV1 *ref_frames[GST_AV1_NUM_REF_FRAMES];
};
/**
* GstVaapiDecoderAV1:
*
* A decoder based on AV1.
*/
struct _GstVaapiDecoderAV1
{
/*< private > */
GstVaapiDecoder parent_instance;
GstVaapiDecoderAV1Private priv;
};
/**
* GstVaapiDecoderAV1Class:
*
* A decoder class based on AV1.
*/
struct _GstVaapiDecoderAV1Class
{
/*< private > */
GstVaapiDecoderClass parent_class;
};
G_DEFINE_TYPE (GstVaapiDecoderAV1, gst_vaapi_decoder_av1,
GST_TYPE_VAAPI_DECODER);
/* ------------------------------------------------------------------------- */
/* --- AV1 Parser Info --- */
/* ------------------------------------------------------------------------- */
typedef struct _GstVaapiParserInfoAV1 GstVaapiParserInfoAV1;
struct _GstVaapiParserInfoAV1
{
GstVaapiMiniObject parent_instance;
GstAV1OBU obu;
union
{
GstAV1SequenceHeaderOBU seq_header;
GstAV1MetadataOBU metadata;
GstAV1FrameHeaderOBU frame_header;
GstAV1TileListOBU tile_list;
GstAV1TileGroupOBU tile_group;
GstAV1FrameOBU frame;
};
/* The offset between input data and real OBU data */
gint data_offset;
};
static void
parser_info_av1_finalize (GstVaapiParserInfoAV1 * pi)
{
}
static inline const GstVaapiMiniObjectClass *
parser_info_av1_class (void)
{
static const GstVaapiMiniObjectClass GstVaapiParserInfoAV1Class = {
.size = sizeof (GstVaapiParserInfoAV1),
.finalize = (GDestroyNotify) parser_info_av1_finalize
};
return &GstVaapiParserInfoAV1Class;
}
static inline GstVaapiParserInfoAV1 *
parser_info_av1_new (GstAV1OBU * obu)
{
GstVaapiParserInfoAV1 *pi = (GstVaapiParserInfoAV1 *)
gst_vaapi_mini_object_new (parser_info_av1_class ());
if (pi)
pi->obu = *obu;
return pi;
}
/* ------------------------------------------------------------------------- */
/* --- AV1 Picture --- */
/* ------------------------------------------------------------------------- */
struct _GstVaapiPictureAV1
{
GstVaapiPicture base;
/* When apply_grain enabled, recon proxy is different from the display
proxy, otherwise the same. */
GstVaapiSurfaceProxy *recon_proxy;
GstAV1FrameHeaderOBU frame_header;
gboolean cloned;
};
GST_VAAPI_CODEC_DEFINE_TYPE (GstVaapiPictureAV1, gst_vaapi_picture_av1);
void
gst_vaapi_picture_av1_destroy (GstVaapiPictureAV1 * picture)
{
if (picture->recon_proxy) {
gst_vaapi_surface_proxy_unref (picture->recon_proxy);
picture->recon_proxy = NULL;
}
gst_vaapi_picture_destroy (GST_VAAPI_PICTURE (picture));
}
gboolean
gst_vaapi_picture_av1_create (GstVaapiPictureAV1 * picture,
const GstVaapiCodecObjectConstructorArgs * args)
{
if (!gst_vaapi_picture_create (GST_VAAPI_PICTURE (picture), args))
return FALSE;
picture->recon_proxy = gst_vaapi_surface_proxy_ref (picture->base.proxy);
g_assert (GST_VAAPI_SURFACE_PROXY_SURFACE_ID (picture->recon_proxy) ==
picture->base.surface_id);
return TRUE;
}
static inline GstVaapiPictureAV1 *
gst_vaapi_picture_av1_new (GstVaapiDecoderAV1 * decoder)
{
GstVaapiPictureAV1 *picture;
picture = (GstVaapiPictureAV1 *)
gst_vaapi_codec_object_new (&GstVaapiPictureAV1Class,
GST_VAAPI_CODEC_BASE (decoder), NULL,
sizeof (VADecPictureParameterBufferAV1), NULL, 0, 0);
if (picture)
picture->cloned = FALSE;
return picture;
}
static const gchar *
av1_obu_name (GstAV1OBUType type)
{
switch (type) {
case GST_AV1_OBU_SEQUENCE_HEADER:
return "sequence header";
case GST_AV1_OBU_TEMPORAL_DELIMITER:
return "temporal delimiter";
case GST_AV1_OBU_FRAME_HEADER:
return "frame header";
case GST_AV1_OBU_TILE_GROUP:
return "tile group";
case GST_AV1_OBU_METADATA:
return "metadata";
case GST_AV1_OBU_FRAME:
return "frame";
case GST_AV1_OBU_REDUNDANT_FRAME_HEADER:
return "redundant frame header";
case GST_AV1_OBU_TILE_LIST:
return "tile list";
case GST_AV1_OBU_PADDING:
return "padding";
default:
return "unknown";
}
return NULL;
}
static GstVaapiChromaType
av1_get_chroma_type (GstVaapiProfile profile,
GstAV1SequenceHeaderOBU * seq_header)
{
/* 6.4.1:
seq_profile Bit depth Monochrome support Chroma subsampling
0 8 or 10 Yes YUV 4:2:0
1 8 or 10 No YUV 4:4:4
2 8 or 10 Yes YUV 4:2:2
2 12 Yes YUV 4:2:0,YUV 4:2:2,YUV 4:4:4
*/
/* TODO: consider Monochrome case. Just return 4:2:0 for Monochrome now. */
switch (profile) {
case GST_VAAPI_PROFILE_AV1_0:
if (seq_header->bit_depth == 8) {
return GST_VAAPI_CHROMA_TYPE_YUV420;
} else if (seq_header->bit_depth == 10) {
return GST_VAAPI_CHROMA_TYPE_YUV420_10BPP;
}
break;
case GST_VAAPI_PROFILE_AV1_1:
if (seq_header->bit_depth == 8) {
return GST_VAAPI_CHROMA_TYPE_YUV444;
} else if (seq_header->bit_depth == 10) {
return GST_VAAPI_CHROMA_TYPE_YUV444_10BPP;
}
break;
default:
break;
}
GST_WARNING ("can not decide chrome type.");
return 0;
}
static GstVaapiProfile
av1_get_profile (guint profile_idc)
{
GstVaapiProfile profile;
switch (profile_idc) {
case GST_AV1_PROFILE_0:
profile = GST_VAAPI_PROFILE_AV1_0;
break;
case GST_AV1_PROFILE_1:
profile = GST_VAAPI_PROFILE_AV1_1;
break;
default:
GST_INFO ("unsupported av1 profile_idc value %d", profile_idc);
profile = GST_VAAPI_PROFILE_UNKNOWN;
break;
}
return profile;
}
static GstVaapiDecoderStatus
av1_decode_seqeunce (GstVaapiDecoderAV1 * decoder, GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderAV1Private *const priv = &decoder->priv;
GstVaapiProfile profile;
GstVaapiParserInfoAV1 *const pi = unit->parsed_info;
profile = av1_get_profile (pi->seq_header.seq_profile);
if (profile == GST_VAAPI_PROFILE_UNKNOWN)
return GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
if (!gst_vaapi_display_has_decoder (GST_VAAPI_DECODER_DISPLAY (decoder),
profile, GST_VAAPI_ENTRYPOINT_VLD)) {
GST_WARNING ("not supported av1 profile %s",
gst_vaapi_profile_get_va_name (profile));
return GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_PROFILE;
}
if (profile != priv->profile) {
GST_DEBUG ("new av1 profile %s", gst_vaapi_profile_get_va_name (profile));
/* We delay the context creation to when we know the frame resolution */
priv->reset_context = TRUE;
priv->profile = profile;
}
/* update the sequence */
if (priv->seq_header)
g_slice_free (GstAV1SequenceHeaderOBU, priv->seq_header);
priv->seq_header = g_slice_dup (GstAV1SequenceHeaderOBU, &pi->seq_header);
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static GstVaapiDecoderStatus
av1_decoder_ensure_context (GstVaapiDecoderAV1 * decoder)
{
GstVaapiDecoderAV1Private *const priv = &decoder->priv;
GstVaapiContextInfo info;
if (priv->reset_context) {
if (priv->current_picture)
gst_vaapi_picture_replace (&priv->current_picture, NULL);
info.profile = priv->profile;
info.entrypoint = GST_VAAPI_ENTRYPOINT_VLD;
info.width = priv->width;
info.height = priv->height;
info.chroma_type = av1_get_chroma_type (info.profile, priv->seq_header);
if (!info.chroma_type)
return GST_VAAPI_DECODER_STATUS_ERROR_UNSUPPORTED_CHROMA_FORMAT;
info.ref_frames = GST_AV1_NUM_REF_FRAMES + 2;
priv->reset_context = FALSE;
if (!gst_vaapi_decoder_ensure_context (GST_VAAPI_DECODER (decoder), &info)) {
GST_WARNING ("can not make av1 decoder context with profile %s,"
" width %d, height %d", gst_vaapi_profile_get_va_name (info.profile),
info.width, info.height);
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
}
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static void
av1_fill_segment_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
guint i, j;
uint8_t feature_mask;
#define COPY_SEG_FIELD(FP, FS) \
pic_param->seg_info.segment_info_fields.bits.FP = \
(frame_header)->segmentation_params.FS
COPY_SEG_FIELD (enabled, segmentation_enabled);
COPY_SEG_FIELD (update_map, segmentation_update_map);
COPY_SEG_FIELD (temporal_update, segmentation_temporal_update);
COPY_SEG_FIELD (update_data, segmentation_update_data);
for (i = 0; i < GST_AV1_MAX_SEGMENTS; i++)
for (j = 0; j < GST_AV1_SEG_LVL_MAX; j++)
pic_param->seg_info.feature_data[i][j] =
frame_header->segmentation_params.feature_data[i][j];
for (i = 0; i < GST_AV1_MAX_SEGMENTS; i++) {
feature_mask = 0;
for (j = 0; j < GST_AV1_SEG_LVL_MAX; j++) {
if (frame_header->segmentation_params.feature_enabled[i][j])
feature_mask |= 1 << j;
}
pic_param->seg_info.feature_mask[i] = feature_mask;
}
#undef COPY_SEG_FIELD
}
static void
av1_fill_film_grain_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
guint i;
if (!frame_header->film_grain_params.apply_grain)
return;
#define COPY_FILM_GRAIN_FIELD(FP) \
pic_param->SUB_FIELD.FP = (frame_header)->film_grain_params.FP
#define SUB_FIELD film_grain_info.film_grain_info_fields.bits
COPY_FILM_GRAIN_FIELD (apply_grain);
COPY_FILM_GRAIN_FIELD (chroma_scaling_from_luma);
COPY_FILM_GRAIN_FIELD (grain_scaling_minus_8);
COPY_FILM_GRAIN_FIELD (ar_coeff_lag);
COPY_FILM_GRAIN_FIELD (ar_coeff_shift_minus_6);
COPY_FILM_GRAIN_FIELD (grain_scale_shift);
COPY_FILM_GRAIN_FIELD (overlap_flag);
COPY_FILM_GRAIN_FIELD (clip_to_restricted_range);
#undef SUB_FIELD
pic_param->film_grain_info.grain_seed =
frame_header->film_grain_params.grain_seed;
pic_param->film_grain_info.num_y_points =
frame_header->film_grain_params.num_y_points;
for (i = 0; i < frame_header->film_grain_params.num_y_points; i++) {
pic_param->film_grain_info.point_y_value[i] =
frame_header->film_grain_params.point_y_value[i];
pic_param->film_grain_info.point_y_scaling[i] =
frame_header->film_grain_params.point_y_scaling[i];
}
pic_param->film_grain_info.num_cb_points =
frame_header->film_grain_params.num_cb_points;
for (i = 0; i < frame_header->film_grain_params.num_cb_points; i++) {
pic_param->film_grain_info.point_cb_value[i] =
frame_header->film_grain_params.point_cb_value[i];
pic_param->film_grain_info.point_cb_scaling[i] =
frame_header->film_grain_params.point_cb_scaling[i];
}
pic_param->film_grain_info.num_cr_points =
frame_header->film_grain_params.num_cr_points;
for (i = 0; i < frame_header->film_grain_params.num_cr_points; i++) {
pic_param->film_grain_info.point_cr_value[i] =
frame_header->film_grain_params.point_cr_value[i];
pic_param->film_grain_info.point_cr_scaling[i] =
frame_header->film_grain_params.point_cr_scaling[i];
}
if (pic_param->film_grain_info.num_y_points) {
for (i = 0; i < 24; i++) {
pic_param->film_grain_info.ar_coeffs_y[i] =
frame_header->film_grain_params.ar_coeffs_y_plus_128[i] - 128;
}
}
if (frame_header->film_grain_params.chroma_scaling_from_luma
|| pic_param->film_grain_info.num_cb_points) {
for (i = 0; i < GST_AV1_MAX_NUM_POS_LUMA; i++) {
pic_param->film_grain_info.ar_coeffs_cb[i] =
frame_header->film_grain_params.ar_coeffs_cb_plus_128[i] - 128;
}
}
if (frame_header->film_grain_params.chroma_scaling_from_luma
|| pic_param->film_grain_info.num_cr_points) {
for (i = 0; i < GST_AV1_MAX_NUM_POS_LUMA; i++) {
pic_param->film_grain_info.ar_coeffs_cr[i] =
frame_header->film_grain_params.ar_coeffs_cr_plus_128[i] - 128;
}
}
#define SUB_FIELD film_grain_info
COPY_FILM_GRAIN_FIELD (cb_mult);
COPY_FILM_GRAIN_FIELD (cb_luma_mult);
COPY_FILM_GRAIN_FIELD (cb_offset);
COPY_FILM_GRAIN_FIELD (cr_mult);
COPY_FILM_GRAIN_FIELD (cr_luma_mult);
COPY_FILM_GRAIN_FIELD (cr_offset);
#undef SUB_FIELD
#undef COPY_FILM_GRAIN_FIELD
}
static void
av1_fill_loop_filter_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
guint i;
pic_param->superres_scale_denominator = frame_header->superres_denom;
pic_param->interp_filter = frame_header->interpolation_filter;
pic_param->filter_level[0] =
frame_header->loop_filter_params.loop_filter_level[0];
pic_param->filter_level[1] =
frame_header->loop_filter_params.loop_filter_level[1];
pic_param->filter_level_u =
frame_header->loop_filter_params.loop_filter_level[2];
pic_param->filter_level_v =
frame_header->loop_filter_params.loop_filter_level[3];
pic_param->loop_filter_info_fields.bits.sharpness_level =
frame_header->loop_filter_params.loop_filter_sharpness;
pic_param->loop_filter_info_fields.bits.mode_ref_delta_enabled =
frame_header->loop_filter_params.loop_filter_delta_enabled;
pic_param->loop_filter_info_fields.bits.mode_ref_delta_update =
frame_header->loop_filter_params.loop_filter_delta_update;
for (i = 0; i < GST_AV1_TOTAL_REFS_PER_FRAME; i++)
pic_param->ref_deltas[i] =
frame_header->loop_filter_params.loop_filter_ref_deltas[i];
for (i = 0; i < 2; i++)
pic_param->mode_deltas[i] =
frame_header->loop_filter_params.loop_filter_mode_deltas[i];
pic_param->mode_control_fields.bits.delta_lf_present_flag =
frame_header->loop_filter_params.delta_lf_present;
pic_param->mode_control_fields.bits.log2_delta_lf_res =
frame_header->loop_filter_params.delta_lf_res;
pic_param->mode_control_fields.bits.delta_lf_multi =
frame_header->loop_filter_params.delta_lf_multi;
}
static void
av1_fill_quantization_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
pic_param->base_qindex = frame_header->quantization_params.base_q_idx;
pic_param->y_dc_delta_q = frame_header->quantization_params.delta_q_y_dc;
pic_param->u_dc_delta_q = frame_header->quantization_params.delta_q_u_dc;
pic_param->u_ac_delta_q = frame_header->quantization_params.delta_q_u_ac;
pic_param->v_dc_delta_q = frame_header->quantization_params.delta_q_v_dc;
pic_param->v_ac_delta_q = frame_header->quantization_params.delta_q_v_ac;
pic_param->qmatrix_fields.bits.using_qmatrix =
frame_header->quantization_params.using_qmatrix;
if (pic_param->qmatrix_fields.bits.using_qmatrix) {
pic_param->qmatrix_fields.bits.qm_y =
frame_header->quantization_params.qm_y;
pic_param->qmatrix_fields.bits.qm_u =
frame_header->quantization_params.qm_u;
pic_param->qmatrix_fields.bits.qm_v =
frame_header->quantization_params.qm_v;
} else {
pic_param->qmatrix_fields.bits.qm_y = 0;
pic_param->qmatrix_fields.bits.qm_u = 0;
pic_param->qmatrix_fields.bits.qm_v = 0;
}
pic_param->mode_control_fields.bits.delta_q_present_flag =
frame_header->quantization_params.delta_q_present;
pic_param->mode_control_fields.bits.log2_delta_q_res =
frame_header->quantization_params.delta_q_res;
}
static void
av1_fill_cdef_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header, guint8 num_planes)
{
guint8 sec_strength;
guint i;
pic_param->cdef_damping_minus_3 = frame_header->cdef_params.cdef_damping - 3;
pic_param->cdef_bits = frame_header->cdef_params.cdef_bits;
for (i = 0; i < GST_AV1_CDEF_MAX; i++) {
sec_strength = frame_header->cdef_params.cdef_y_sec_strength[i];
g_assert (sec_strength <= 4);
/* may need to minus 1 in order to merge with primary value. */
if (sec_strength == 4)
sec_strength--;
pic_param->cdef_y_strengths[i] =
((frame_header->cdef_params.cdef_y_pri_strength[i] & 0xf) << 2) |
(sec_strength & 0x03);
}
if (num_planes > 1) {
for (i = 0; i < GST_AV1_CDEF_MAX; i++) {
sec_strength = frame_header->cdef_params.cdef_uv_sec_strength[i];
g_assert (sec_strength <= 4);
/* may need to minus 1 in order to merge with primary value. */
if (sec_strength == 4)
sec_strength--;
pic_param->cdef_uv_strengths[i] =
((frame_header->cdef_params.cdef_uv_pri_strength[i] & 0xf) << 2) |
(sec_strength & 0x03);
}
} else {
for (i = 0; i < GST_AV1_CDEF_MAX; i++) {
pic_param->cdef_uv_strengths[i] = 0;
}
}
}
static void
av1_fill_loop_restoration_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
pic_param->loop_restoration_fields.bits.yframe_restoration_type =
frame_header->loop_restoration_params.frame_restoration_type[0];
pic_param->loop_restoration_fields.bits.cbframe_restoration_type =
frame_header->loop_restoration_params.frame_restoration_type[1];
pic_param->loop_restoration_fields.bits.crframe_restoration_type =
frame_header->loop_restoration_params.frame_restoration_type[2];
pic_param->loop_restoration_fields.bits.lr_unit_shift =
frame_header->loop_restoration_params.lr_unit_shift;
pic_param->loop_restoration_fields.bits.lr_uv_shift =
frame_header->loop_restoration_params.lr_uv_shift;
}
static void
av1_fill_global_motion_info (VADecPictureParameterBufferAV1 * pic_param,
GstAV1FrameHeaderOBU * frame_header)
{
guint i, j;
for (i = 0; i < 7; i++) {
pic_param->wm[i].wmtype =
frame_header->global_motion_params.gm_type[GST_AV1_REF_LAST_FRAME + i];
for (j = 0; j < 6; j++)
pic_param->wm[i].wmmat[j] =
frame_header->global_motion_params.gm_params
[GST_AV1_REF_LAST_FRAME + i][j];
pic_param->wm[i].wmmat[6] = 0;
pic_param->wm[i].wmmat[7] = 0;
pic_param->wm[i].invalid =
frame_header->global_motion_params.invalid[GST_AV1_REF_LAST_FRAME + i];
}
}
static gboolean
av1_fill_picture_frame_header (GstVaapiDecoderAV1 * decoder,
GstVaapiPictureAV1 * picture, GstAV1FrameHeaderOBU * frame_header)
{
GstVaapiDecoderAV1Private *priv = &decoder->priv;
VADecPictureParameterBufferAV1 *pic_param =
GST_VAAPI_PICTURE (picture)->param;
GstAV1SequenceHeaderOBU *seq_header = priv->seq_header;
guint i;
pic_param->profile = seq_header->seq_profile;
pic_param->order_hint_bits_minus_1 = seq_header->order_hint_bits_minus_1;
if (seq_header->bit_depth == 8)
pic_param->bit_depth_idx = 0;
else if (seq_header->bit_depth == 10)
pic_param->bit_depth_idx = 1;
else if (seq_header->bit_depth == 12)
pic_param->bit_depth_idx = 2;
else
g_assert (0);
pic_param->matrix_coefficients = seq_header->color_config.matrix_coefficients;
#define COPY_SEQ_FIELD(FP, FS) \
pic_param->seq_info_fields.fields.FP = (seq_header)->FS
COPY_SEQ_FIELD (still_picture, still_picture);
COPY_SEQ_FIELD (use_128x128_superblock, use_128x128_superblock);
COPY_SEQ_FIELD (enable_filter_intra, enable_filter_intra);
COPY_SEQ_FIELD (enable_intra_edge_filter, enable_intra_edge_filter);
COPY_SEQ_FIELD (enable_interintra_compound, enable_interintra_compound);
COPY_SEQ_FIELD (enable_masked_compound, enable_masked_compound);
COPY_SEQ_FIELD (enable_dual_filter, enable_dual_filter);
COPY_SEQ_FIELD (enable_order_hint, enable_order_hint);
COPY_SEQ_FIELD (enable_jnt_comp, enable_jnt_comp);
COPY_SEQ_FIELD (enable_cdef, enable_cdef);
COPY_SEQ_FIELD (mono_chrome, color_config.mono_chrome);
COPY_SEQ_FIELD (color_range, color_config.color_range);
COPY_SEQ_FIELD (subsampling_x, color_config.subsampling_x);
COPY_SEQ_FIELD (subsampling_y, color_config.subsampling_y);
COPY_SEQ_FIELD (film_grain_params_present, film_grain_params_present);
#undef COPY_SEQ_FIELD
if (frame_header->film_grain_params.apply_grain) {
g_assert (GST_VAAPI_SURFACE_PROXY_SURFACE_ID (picture->recon_proxy) !=
GST_VAAPI_PICTURE (picture)->surface_id);
pic_param->current_frame =
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (picture->recon_proxy);
pic_param->current_display_picture =
GST_VAAPI_PICTURE (picture)->surface_id;
} else {
pic_param->current_frame = GST_VAAPI_PICTURE (picture)->surface_id;
pic_param->current_display_picture =
GST_VAAPI_PICTURE (picture)->surface_id;
}
pic_param->frame_width_minus1 = frame_header->upscaled_width - 1;
pic_param->frame_height_minus1 = frame_header->frame_height - 1;
for (i = 0; i < GST_AV1_NUM_REF_FRAMES; i++) {
if (priv->ref_frames[i])
pic_param->ref_frame_map[i] =
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (priv->ref_frames[i]->recon_proxy);
else
pic_param->ref_frame_map[i] = VA_INVALID_SURFACE;
}
for (i = 0; i < GST_AV1_REFS_PER_FRAME; i++) {
pic_param->ref_frame_idx[i] = frame_header->ref_frame_idx[i];
}
pic_param->primary_ref_frame = frame_header->primary_ref_frame;
pic_param->order_hint = frame_header->order_hint;
av1_fill_segment_info (pic_param, frame_header);
av1_fill_film_grain_info (pic_param, frame_header);
pic_param->tile_cols = frame_header->tile_info.tile_cols;
pic_param->tile_rows = frame_header->tile_info.tile_rows;
for (i = 0; i < 63; i++) {
pic_param->width_in_sbs_minus_1[i] =
frame_header->tile_info.width_in_sbs_minus_1[i];
pic_param->height_in_sbs_minus_1[i] =
frame_header->tile_info.height_in_sbs_minus_1[i];
}
pic_param->context_update_tile_id =
frame_header->tile_info.context_update_tile_id;
#define COPY_PIC_FIELD(FIELD) \
pic_param->pic_info_fields.bits.FIELD = (frame_header)->FIELD
COPY_PIC_FIELD (frame_type);
COPY_PIC_FIELD (show_frame);
COPY_PIC_FIELD (showable_frame);
COPY_PIC_FIELD (error_resilient_mode);
COPY_PIC_FIELD (disable_cdf_update);
COPY_PIC_FIELD (allow_screen_content_tools);
COPY_PIC_FIELD (force_integer_mv);
COPY_PIC_FIELD (allow_intrabc);
COPY_PIC_FIELD (use_superres);
COPY_PIC_FIELD (allow_high_precision_mv);
COPY_PIC_FIELD (is_motion_mode_switchable);
COPY_PIC_FIELD (use_ref_frame_mvs);
COPY_PIC_FIELD (disable_frame_end_update_cdf);
pic_param->pic_info_fields.bits.uniform_tile_spacing_flag =
frame_header->tile_info.uniform_tile_spacing_flag;
COPY_PIC_FIELD (allow_warped_motion);
#undef COPY_PIC_FIELD
av1_fill_loop_filter_info (pic_param, frame_header);
av1_fill_quantization_info (pic_param, frame_header);
pic_param->mode_control_fields.bits.tx_mode = frame_header->tx_mode;
pic_param->mode_control_fields.bits.reference_select =
frame_header->reference_select;
pic_param->mode_control_fields.bits.reduced_tx_set_used =
frame_header->reduced_tx_set;
pic_param->mode_control_fields.bits.skip_mode_present =
frame_header->skip_mode_present;
av1_fill_cdef_info (pic_param, frame_header, seq_header->num_planes);
av1_fill_loop_restoration_info (pic_param, frame_header);
av1_fill_global_motion_info (pic_param, frame_header);
return TRUE;
}
static GstVaapiDecoderStatus
av1_decode_frame_header (GstVaapiDecoderAV1 * decoder,
GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderAV1Private *const priv = &decoder->priv;
GstVaapiParserInfoAV1 *const pi = unit->parsed_info;
GstAV1FrameHeaderOBU *frame_header = NULL;
GstVaapiDecoderStatus ret = GST_VAAPI_DECODER_STATUS_SUCCESS;
GstVaapiPictureAV1 *picture = NULL;
if (pi->obu.obu_type == GST_AV1_OBU_FRAME_HEADER) {
frame_header = &pi->frame_header;
} else {
g_assert (pi->obu.obu_type == GST_AV1_OBU_FRAME);
frame_header = &pi->frame.frame_header;
}
if (frame_header->show_existing_frame) {
GstVaapiPictureAV1 *to_show_picture = NULL;
to_show_picture = priv->ref_frames[frame_header->frame_to_show_map_idx];
if (to_show_picture == NULL) {
GST_ERROR ("frame_to_show_map_idx point to a invalid picture");
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
if (gst_av1_parser_reference_frame_loading (priv->parser,
&to_show_picture->frame_header) != GST_AV1_PARSER_OK) {
GST_ERROR ("load frame to show ref frame failed");
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
picture = (GstVaapiPictureAV1 *)
gst_vaapi_picture_new_clone (GST_VAAPI_PICTURE_CAST (to_show_picture));
if (!picture)
return GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE;
gst_vaapi_surface_proxy_replace (&picture->recon_proxy,
to_show_picture->recon_proxy);
picture->cloned = TRUE;
GST_VAAPI_PICTURE_FLAG_UNSET (picture, GST_VAAPI_PICTURE_FLAG_SKIPPED);
picture->frame_header = to_show_picture->frame_header;
/* only update references if the frame_to_show_map_idx is a KEY FRAME */
if (picture->frame_header.frame_type == GST_AV1_KEY_FRAME) {
picture->frame_header = to_show_picture->frame_header;
g_assert (picture->frame_header.refresh_frame_flags ==
((1 << GST_AV1_NUM_REF_FRAMES) - 1));
} else {
/* Just set to no update ref */
picture->frame_header.refresh_frame_flags = 0;
}
} else {
/* Resolution changed */
if (priv->width != priv->seq_header->max_frame_width_minus_1 + 1 ||
priv->height != priv->seq_header->max_frame_height_minus_1 + 1) {
priv->reset_context = TRUE;
priv->width = priv->seq_header->max_frame_width_minus_1 + 1;
priv->height = priv->seq_header->max_frame_height_minus_1 + 1;
GST_INFO ("change the resolution to %dx%d", priv->width, priv->height);
}
ret = av1_decoder_ensure_context (decoder);
if (ret != GST_VAAPI_DECODER_STATUS_SUCCESS)
return ret;
picture = gst_vaapi_picture_av1_new (decoder);
if (!picture)
return GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE;
if (frame_header->upscaled_width != priv->width ||
frame_header->frame_height != priv->height) {
GstVaapiRectangle crop_rect;
if (frame_header->upscaled_width > priv->width) {
GST_WARNING ("Frame width is %d, bigger than sequence max width %d",
frame_header->upscaled_width, priv->width);
gst_vaapi_codec_object_unref (picture);
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
if (frame_header->frame_height > priv->height) {
GST_WARNING ("Frame height is %d, bigger than sequence max height %d",
frame_header->frame_height, priv->height);
gst_vaapi_codec_object_unref (picture);
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
crop_rect.x = 0;
crop_rect.y = 0;
crop_rect.width = frame_header->upscaled_width;
crop_rect.height = frame_header->frame_height;
gst_vaapi_picture_set_crop_rect (GST_VAAPI_PICTURE (picture), &crop_rect);
}
if (frame_header->film_grain_params.apply_grain) {
GstVaapiSurfaceProxy *recon_proxy = gst_vaapi_context_get_surface_proxy
(GST_VAAPI_DECODER (decoder)->context);
if (!recon_proxy) {
gst_vaapi_codec_object_unref (picture);
return GST_VAAPI_DECODER_STATUS_ERROR_NO_SURFACE;
}
gst_vaapi_surface_proxy_replace (&picture->recon_proxy, recon_proxy);
}
picture->frame_header = *frame_header;
/* this frame will not show this time */
if (!frame_header->show_frame)
GST_VAAPI_PICTURE_FLAG_SET (picture, GST_VAAPI_PICTURE_FLAG_SKIPPED);
GST_VAAPI_PICTURE (picture)->structure = GST_VAAPI_PICTURE_STRUCTURE_FRAME;
GST_VAAPI_PICTURE (picture)->type =
frame_header->frame_is_intra ? GST_VAAPI_PICTURE_TYPE_I :
GST_VAAPI_PICTURE_TYPE_P;
if (!av1_fill_picture_frame_header (decoder, picture, frame_header)) {
gst_vaapi_codec_object_unref (picture);
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
}
gst_vaapi_picture_replace (&priv->current_picture, picture);
gst_vaapi_picture_unref (picture);
return ret;
}
static GstVaapiDecoderStatus
av1_decode_tile_data (GstVaapiDecoderAV1 * decoder, GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderAV1Private *const priv = &decoder->priv;
GstVaapiPictureAV1 *picture = priv->current_picture;
GstVaapiParserInfoAV1 *const pi = unit->parsed_info;
GstAV1TileGroupOBU *tile_group = &pi->tile_group;
guint32 i;
GstVaapiSlice *slice;
GstBuffer *const buffer =
GST_VAAPI_DECODER_CODEC_FRAME (decoder)->input_buffer;
GstMapInfo map_info;
if (!picture) {
GST_WARNING ("Decode the tile date without a picture");
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
if (!gst_buffer_map (buffer, &map_info, GST_MAP_READ)) {
GST_ERROR ("failed to map buffer");
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
slice = GST_VAAPI_SLICE_NEW_N_PARAMS (AV1, decoder,
map_info.data + pi->data_offset + unit->offset, pi->obu.obu_size,
(tile_group->tg_end - tile_group->tg_start + 1));
gst_buffer_unmap (buffer, &map_info);
if (!slice) {
GST_ERROR ("failed to allocate slice");
return GST_VAAPI_DECODER_STATUS_ERROR_ALLOCATION_FAILED;
}
for (i = 0; i < tile_group->tg_end - tile_group->tg_start + 1; i++) {
VASliceParameterBufferAV1 *const slice_param =
slice->param + i * sizeof (VASliceParameterBufferAV1);
slice_param->slice_data_size =
tile_group->entry[tile_group->tg_start + i].tile_size;
slice_param->slice_data_offset =
tile_group->entry[tile_group->tg_start + i].tile_offset;
slice_param->tile_row =
tile_group->entry[tile_group->tg_start + i].tile_row;
slice_param->tile_column =
tile_group->entry[tile_group->tg_start + i].tile_col;
slice_param->slice_data_flag = 0;
}
gst_vaapi_picture_add_slice (GST_VAAPI_PICTURE_CAST (picture), slice);
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static GstVaapiDecoderStatus
av1_decode_unit (GstVaapiDecoderAV1 * decoder, GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderStatus ret = GST_VAAPI_DECODER_STATUS_SUCCESS;
GstVaapiParserInfoAV1 *const pi = unit->parsed_info;
GST_DEBUG ("begin to decode the unit of %s", av1_obu_name (pi->obu.obu_type));
switch (pi->obu.obu_type) {
case GST_AV1_OBU_SEQUENCE_HEADER:
ret = av1_decode_seqeunce (decoder, unit);
break;
case GST_AV1_OBU_FRAME_HEADER:
ret = av1_decode_frame_header (decoder, unit);
break;
case GST_AV1_OBU_FRAME:
ret = av1_decode_frame_header (decoder, unit);
if (ret != GST_VAAPI_DECODER_STATUS_SUCCESS)
break;
/* fall through */
case GST_AV1_OBU_TILE_GROUP:
ret = av1_decode_tile_data (decoder, unit);
break;
case GST_AV1_OBU_METADATA:
case GST_AV1_OBU_REDUNDANT_FRAME_HEADER:
case GST_AV1_OBU_PADDING:
/* Not handled */
ret = GST_VAAPI_DECODER_STATUS_SUCCESS;
break;
default:
GST_WARNING ("can not handle obu type %s",
av1_obu_name (pi->obu.obu_type));
ret = GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
return ret;
}
static GstVaapiDecoderStatus
av1_decode_current_picture (GstVaapiDecoderAV1 * decoder)
{
GstVaapiDecoderAV1Private *priv = &decoder->priv;
GstVaapiPictureAV1 *const picture =
(GstVaapiPictureAV1 *) priv->current_picture;
g_assert (picture);
if (!gst_vaapi_picture_decode_with_surface_id (GST_VAAPI_PICTURE (picture),
GST_VAAPI_SURFACE_PROXY_SURFACE_ID (picture->recon_proxy)))
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static GstVaapiDecoderStatus
av1_decoder_update_state (GstVaapiDecoderAV1 * decoder,
GstVaapiPictureAV1 * picture)
{
GstVaapiDecoderAV1Private *priv = &decoder->priv;
GstAV1ParserResult ret;
guint i;
/* This is a show_existing_frame case, only update key frame */
if (picture->cloned && picture->frame_header.frame_type != GST_AV1_KEY_FRAME)
return GST_VAAPI_DECODER_STATUS_SUCCESS;
ret = gst_av1_parser_reference_frame_update (priv->parser,
&picture->frame_header);
if (ret != GST_AV1_PARSER_OK) {
GST_ERROR ("failed to update the reference.");
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
for (i = 0; i < GST_AV1_NUM_REF_FRAMES; i++) {
if ((picture->frame_header.refresh_frame_flags >> i) & 1) {
GST_LOG ("reference frame %p to ref slot:%d", picture, i);
gst_vaapi_picture_replace (&priv->ref_frames[i], picture);
}
}
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static void
av1_decoder_reset (GstVaapiDecoderAV1 * decoder)
{
GstVaapiDecoderAV1Private *priv = &decoder->priv;
guint i;
priv->profile = GST_VAAPI_PROFILE_UNKNOWN;
priv->width = 0;
priv->height = 0;
priv->annex_b = FALSE;
priv->reset_context = FALSE;
if (priv->current_picture)
gst_vaapi_picture_replace (&priv->current_picture, NULL);
if (priv->seq_header) {
g_slice_free (GstAV1SequenceHeaderOBU, priv->seq_header);
priv->seq_header = NULL;
}
for (i = 0; i < GST_AV1_NUM_REF_FRAMES; i++)
gst_vaapi_picture_replace (&priv->ref_frames[i], NULL);
}
static gboolean
av1_is_picture_end (GstVaapiParserInfoAV1 * pi)
{
GstAV1TileGroupOBU *tile_group = NULL;
if (pi->obu.obu_type == GST_AV1_OBU_FRAME) {
tile_group = &pi->frame.tile_group;
} else if (pi->obu.obu_type == GST_AV1_OBU_TILE_GROUP) {
tile_group = &pi->tile_group;
}
g_assert (tile_group);
if (tile_group->tg_end == tile_group->num_tiles - 1)
return TRUE;
return FALSE;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_reset (GstVaapiDecoder * base_decoder)
{
GstVaapiDecoderAV1 *const decoder = GST_VAAPI_DECODER_AV1 (base_decoder);
GstVaapiDecoderAV1Private *priv = &decoder->priv;
av1_decoder_reset (decoder);
gst_av1_parser_reset (priv->parser, FALSE);
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_parse (GstVaapiDecoder * base_decoder,
GstAdapter * adapter, gboolean at_eos, GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderAV1 *const decoder = GST_VAAPI_DECODER_AV1 (base_decoder);
GstVaapiDecoderAV1Private *const priv = &decoder->priv;
GstVaapiParserInfoAV1 *pi;
GstAV1Parser *parser = priv->parser;
guchar *buf;
guint buf_size, flags;
GstAV1OBU obu;
GstAV1ParserResult av1_ret;
GstVaapiDecoderStatus ret = GST_VAAPI_DECODER_STATUS_SUCCESS;
guint32 consumed;
buf_size = gst_adapter_available (adapter);
if (!buf_size)
return GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA;
/* no need to do unmap here */
buf = (guchar *) gst_adapter_map (adapter, buf_size);
if (!buf)
return GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA;
av1_ret =
gst_av1_parser_identify_one_obu (parser, buf, buf_size, &obu, &consumed);
if (av1_ret == GST_AV1_PARSER_DROP) {
GST_LOG ("just discard a %s obu with size %d, consumed %d",
av1_obu_name (obu.obu_type), obu.obu_size, consumed);
gst_adapter_flush (adapter, consumed);
return GST_VAAPI_DECODER_STATUS_SUCCESS;
} else if (av1_ret == GST_AV1_PARSER_NO_MORE_DATA) {
return GST_VAAPI_DECODER_STATUS_ERROR_NO_DATA;
} else if (av1_ret == GST_AV1_PARSER_BITSTREAM_ERROR) {
GST_WARNING_OBJECT (decoder, "parse error, an invalid bitstream");
gst_adapter_flush (adapter, consumed);
return GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER;
} else if (av1_ret != GST_AV1_PARSER_OK) {
GST_WARNING_OBJECT (decoder, "parse error, unknown error");
gst_adapter_flush (adapter, consumed);
return GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
}
GST_DEBUG ("get one %s obu with size %d, consumed %d",
av1_obu_name (obu.obu_type), obu.obu_size, consumed);
pi = parser_info_av1_new (&obu);
if (!pi) {
gst_adapter_flush (adapter, consumed);
return GST_VAAPI_DECODER_STATUS_ERROR_ALLOCATION_FAILED;
}
gst_vaapi_decoder_unit_set_parsed_info (unit, pi,
(GDestroyNotify) gst_vaapi_mini_object_unref);
flags = 0;
av1_ret = GST_AV1_PARSER_OK;
switch (pi->obu.obu_type) {
case GST_AV1_OBU_TEMPORAL_DELIMITER:
av1_ret = gst_av1_parser_parse_temporal_delimiter_obu (parser, &pi->obu);
flags |= GST_VAAPI_DECODER_UNIT_FLAG_SKIP;
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_START;
break;
case GST_AV1_OBU_SEQUENCE_HEADER:
av1_ret = gst_av1_parser_parse_sequence_header_obu (parser, &pi->obu,
&pi->seq_header);
break;
case GST_AV1_OBU_REDUNDANT_FRAME_HEADER:
av1_ret = gst_av1_parser_parse_frame_header_obu (parser, &pi->obu,
&pi->frame_header);
break;
case GST_AV1_OBU_FRAME_HEADER:
av1_ret = gst_av1_parser_parse_frame_header_obu (parser, &pi->obu,
&pi->frame_header);
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_START;
if (pi->frame_header.show_existing_frame) {
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_END;
flags |= GST_VAAPI_DECODER_UNIT_FLAG_SLICE;
}
break;
case GST_AV1_OBU_FRAME:
av1_ret = gst_av1_parser_parse_frame_obu (parser, &obu, &pi->frame);
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_START;
flags |= GST_VAAPI_DECODER_UNIT_FLAG_SLICE;
pi->data_offset = obu.data - buf;
if (av1_is_picture_end (pi))
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_END;
break;
case GST_AV1_OBU_METADATA:
av1_ret = gst_av1_parser_parse_metadata_obu (parser, &obu, &pi->metadata);
break;
case GST_AV1_OBU_TILE_GROUP:
av1_ret = gst_av1_parser_parse_tile_group_obu (parser, &obu,
&pi->tile_group);
flags |= GST_VAAPI_DECODER_UNIT_FLAG_SLICE;
pi->data_offset = obu.data - buf;
if (av1_is_picture_end (pi))
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_END;
break;
case GST_AV1_OBU_TILE_LIST:
av1_ret =
gst_av1_parser_parse_tile_list_obu (parser, &obu, &pi->tile_list);
flags |= GST_VAAPI_DECODER_UNIT_FLAG_SLICE;
flags |= GST_VAAPI_DECODER_UNIT_FLAG_FRAME_END;
break;
case GST_AV1_OBU_PADDING:
break;
default:
GST_WARNING_OBJECT (decoder, "an unrecognized obu type %d", obu.obu_type);
av1_ret = GST_AV1_PARSER_BITSTREAM_ERROR;
break;
}
if (av1_ret != GST_AV1_PARSER_OK) {
/* Should not get NO_MORE_DATA, the obu size is already known */
GST_WARNING_OBJECT (decoder, "parse %s obu error",
av1_obu_name (pi->obu.obu_type));
gst_adapter_flush (adapter, consumed);
gst_vaapi_mini_object_unref (GST_VAAPI_MINI_OBJECT (pi));
return GST_VAAPI_DECODER_STATUS_ERROR_BITSTREAM_PARSER;
}
unit->size = consumed;
unit->offset = pi->obu.data - buf;
GST_VAAPI_DECODER_UNIT_FLAG_SET (unit, flags);
return ret;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_decode (GstVaapiDecoder * base_decoder,
GstVaapiDecoderUnit * unit)
{
GstVaapiDecoderAV1 *const decoder = GST_VAAPI_DECODER_AV1 (base_decoder);
GstVaapiDecoderStatus status;
status = av1_decode_unit (decoder, unit);
return status;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_start_frame (GstVaapiDecoder * base_decoder,
GstVaapiDecoderUnit * base_unit)
{
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_end_frame (GstVaapiDecoder * base_decoder)
{
GstVaapiDecoderAV1 *const decoder = GST_VAAPI_DECODER_AV1 (base_decoder);
GstVaapiDecoderStatus status = GST_VAAPI_DECODER_STATUS_SUCCESS;
GstVaapiDecoderAV1Private *priv = &decoder->priv;
if (!priv->current_picture->cloned)
status = av1_decode_current_picture (decoder);
/* update state anyway */
av1_decoder_update_state (decoder, priv->current_picture);
if (status != GST_VAAPI_DECODER_STATUS_SUCCESS)
goto out;
if (!gst_vaapi_picture_output (GST_VAAPI_PICTURE (priv->current_picture)))
status = GST_VAAPI_DECODER_STATUS_ERROR_UNKNOWN;
out:
gst_vaapi_picture_replace (&priv->current_picture, NULL);
return status;
}
static GstVaapiDecoderStatus
gst_vaapi_decoder_av1_flush (GstVaapiDecoder * base_decoder)
{
return GST_VAAPI_DECODER_STATUS_SUCCESS;
}
static void
gst_vaapi_decoder_av1_finalize (GObject * object)
{
GstVaapiDecoder *const base_decoder = GST_VAAPI_DECODER (object);
GstVaapiDecoderAV1 *const decoder = GST_VAAPI_DECODER_AV1 (base_decoder);
GstVaapiDecoderAV1Private *priv = &decoder->priv;
av1_decoder_reset (decoder);
if (decoder->priv.parser)
gst_av1_parser_free (decoder->priv.parser);
priv->parser = NULL;
G_OBJECT_CLASS (gst_vaapi_decoder_av1_parent_class)->finalize (object);
}
static void
gst_vaapi_decoder_av1_class_init (GstVaapiDecoderAV1Class * klass)
{
GObjectClass *const object_class = G_OBJECT_CLASS (klass);
GstVaapiDecoderClass *const decoder_class = GST_VAAPI_DECODER_CLASS (klass);
object_class->finalize = gst_vaapi_decoder_av1_finalize;
decoder_class->reset = gst_vaapi_decoder_av1_reset;
decoder_class->parse = gst_vaapi_decoder_av1_parse;
decoder_class->decode = gst_vaapi_decoder_av1_decode;
decoder_class->start_frame = gst_vaapi_decoder_av1_start_frame;
decoder_class->end_frame = gst_vaapi_decoder_av1_end_frame;
decoder_class->flush = gst_vaapi_decoder_av1_flush;
}
static void
gst_vaapi_decoder_av1_init (GstVaapiDecoderAV1 * decoder)
{
guint i;
GstVaapiDecoderAV1Private *priv = &decoder->priv;
priv->profile = GST_VAAPI_PROFILE_UNKNOWN;
priv->width = 0;
priv->height = 0;
priv->annex_b = FALSE;
priv->reset_context = FALSE;
priv->current_picture = NULL;
priv->seq_header = NULL;
for (i = 0; i < GST_AV1_NUM_REF_FRAMES; i++)
priv->ref_frames[i] = NULL;
priv->parser = gst_av1_parser_new ();
}
/**
* gst_vaapi_decoder_av1_new:
* @display: a #GstVaapiDisplay
* @caps: a #GstCaps holding codec information
*
* Creates a new #GstVaapiDecoder for AV1 decoding. The @caps can
* hold extra information like codec-data and pictured coded size.
*
* Return value: the newly allocated #GstVaapiDecoder object
*/
GstVaapiDecoder *
gst_vaapi_decoder_av1_new (GstVaapiDisplay * display, GstCaps * caps)
{
return g_object_new (GST_TYPE_VAAPI_DECODER_AV1, "display", display,
"caps", caps, NULL);
}
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