mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-05 16:06:43 +00:00
b3a29b61c5
Fixing typo Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6088>
407 lines
13 KiB
C++
407 lines
13 KiB
C++
/* GStreamer
|
|
* Copyright (C) 2023 Seungha Yang <seungha@centricular.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
|
|
#include "gstdxvavp8decoder.h"
|
|
#include <string.h>
|
|
#include <vector>
|
|
|
|
#include "gstdxvatypedef.h"
|
|
|
|
GST_DEBUG_CATEGORY_STATIC (gst_dxva_vp8_decoder_debug);
|
|
#define GST_CAT_DEFAULT gst_dxva_vp8_decoder_debug
|
|
|
|
/* *INDENT-OFF* */
|
|
struct _GstDxvaVp8DecoderPrivate
|
|
{
|
|
DXVA_PicParams_VP8 pic_params;
|
|
DXVA_Slice_VPx_Short slice;
|
|
|
|
std::vector<guint8> bitstream_buffer;
|
|
GPtrArray *ref_pics = nullptr;
|
|
|
|
gint width = 0;
|
|
gint height = 0;
|
|
};
|
|
/* *INDENT-ON* */
|
|
|
|
static void gst_dxva_vp8_decoder_finalize (GObject * object);
|
|
|
|
static gboolean gst_dxva_vp8_decoder_start (GstVideoDecoder * decoder);
|
|
|
|
static GstFlowReturn gst_dxva_vp8_decoder_new_sequence (GstVp8Decoder * decoder,
|
|
const GstVp8FrameHdr * frame_hdr, gint max_dpb_size);
|
|
static GstFlowReturn gst_dxva_vp8_decoder_new_picture (GstVp8Decoder * decoder,
|
|
GstVideoCodecFrame * frame, GstVp8Picture * picture);
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_decode_picture (GstVp8Decoder * decoder,
|
|
GstVp8Picture * picture, GstVp8Parser * parser);
|
|
static GstFlowReturn gst_dxva_vp8_decoder_end_picture (GstVp8Decoder * decoder,
|
|
GstVp8Picture * picture);
|
|
static GstFlowReturn gst_dxva_vp8_decoder_output_picture (GstVp8Decoder *
|
|
decoder, GstVideoCodecFrame * frame, GstVp8Picture * picture);
|
|
|
|
#define gst_dxva_vp8_decoder_parent_class parent_class
|
|
G_DEFINE_ABSTRACT_TYPE_WITH_CODE (GstDxvaVp8Decoder,
|
|
gst_dxva_vp8_decoder, GST_TYPE_VP8_DECODER,
|
|
GST_DEBUG_CATEGORY_INIT (gst_dxva_vp8_decoder_debug, "dxvavp8decoder",
|
|
0, "dxvavp8decoder"));
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_class_init (GstDxvaVp8DecoderClass * klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
|
|
GstVp8DecoderClass *vp8decoder_class = GST_VP8_DECODER_CLASS (klass);
|
|
|
|
object_class->finalize = gst_dxva_vp8_decoder_finalize;
|
|
|
|
decoder_class->start = GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_start);
|
|
|
|
vp8decoder_class->new_sequence =
|
|
GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_new_sequence);
|
|
vp8decoder_class->new_picture =
|
|
GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_new_picture);
|
|
vp8decoder_class->decode_picture =
|
|
GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_decode_picture);
|
|
vp8decoder_class->end_picture =
|
|
GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_end_picture);
|
|
vp8decoder_class->output_picture =
|
|
GST_DEBUG_FUNCPTR (gst_dxva_vp8_decoder_output_picture);
|
|
}
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_init (GstDxvaVp8Decoder * self)
|
|
{
|
|
self->priv = new GstDxvaVp8DecoderPrivate ();
|
|
self->priv->ref_pics = g_ptr_array_new ();
|
|
}
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_finalize (GObject * object)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (object);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
|
|
g_ptr_array_unref (priv->ref_pics);
|
|
delete self->priv;
|
|
|
|
G_OBJECT_CLASS (parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_reset (GstDxvaVp8Decoder * self)
|
|
{
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
|
|
priv->width = 0;
|
|
priv->height = 0;
|
|
}
|
|
|
|
static gboolean
|
|
gst_dxva_vp8_decoder_start (GstVideoDecoder * decoder)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
|
|
gst_dxva_vp8_decoder_reset (self);
|
|
|
|
return GST_VIDEO_DECODER_CLASS (parent_class)->start (decoder);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_new_sequence (GstVp8Decoder * decoder,
|
|
const GstVp8FrameHdr * frame_hdr, gint max_dpb_size)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
GstVideoInfo info;
|
|
GstFlowReturn ret;
|
|
|
|
GST_LOG_OBJECT (self, "new sequence");
|
|
|
|
priv->width = frame_hdr->width;
|
|
priv->height = frame_hdr->height;
|
|
|
|
gst_video_info_set_format (&info,
|
|
GST_VIDEO_FORMAT_NV12, frame_hdr->width, frame_hdr->height);
|
|
|
|
g_assert (klass->configure);
|
|
|
|
ret = klass->configure (self, decoder->input_state, &info, 0, 0,
|
|
frame_hdr->width, frame_hdr->height, max_dpb_size);
|
|
|
|
if (ret == GST_FLOW_OK &&
|
|
!gst_video_decoder_negotiate (GST_VIDEO_DECODER (self))) {
|
|
GST_WARNING_OBJECT (self, "Couldn't negotiate with new sequence");
|
|
ret = GST_FLOW_NOT_NEGOTIATED;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_new_picture (GstVp8Decoder * decoder,
|
|
GstVideoCodecFrame * frame, GstVp8Picture * picture)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
|
|
g_assert (klass->new_picture);
|
|
|
|
return klass->new_picture (self, GST_CODEC_PICTURE (picture));
|
|
}
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_copy_frame_params (GstDxvaVp8Decoder * self,
|
|
GstVp8Picture * picture, GstVp8Parser * parser, DXVA_PicParams_VP8 * params)
|
|
{
|
|
const GstVp8FrameHdr *frame_hdr = &picture->frame_hdr;
|
|
gint i;
|
|
|
|
/* 0: keyframe, 1: inter */
|
|
params->frame_type = !frame_hdr->key_frame;
|
|
params->version = frame_hdr->version;
|
|
params->show_frame = frame_hdr->show_frame;
|
|
params->clamp_type = frame_hdr->clamping_type;
|
|
|
|
params->filter_type = frame_hdr->filter_type;
|
|
params->filter_level = frame_hdr->loop_filter_level;
|
|
params->sharpness_level = frame_hdr->sharpness_level;
|
|
params->mode_ref_lf_delta_enabled =
|
|
parser->mb_lf_adjust.loop_filter_adj_enable;
|
|
params->mode_ref_lf_delta_update =
|
|
parser->mb_lf_adjust.mode_ref_lf_delta_update;
|
|
for (i = 0; i < 4; i++) {
|
|
params->ref_lf_deltas[i] = parser->mb_lf_adjust.ref_frame_delta[i];
|
|
params->mode_lf_deltas[i] = parser->mb_lf_adjust.mb_mode_delta[i];
|
|
}
|
|
params->log2_nbr_of_dct_partitions = frame_hdr->log2_nbr_of_dct_partitions;
|
|
params->base_qindex = frame_hdr->quant_indices.y_ac_qi;
|
|
params->y1dc_delta_q = frame_hdr->quant_indices.y_dc_delta;
|
|
params->y2dc_delta_q = frame_hdr->quant_indices.y2_dc_delta;
|
|
params->y2ac_delta_q = frame_hdr->quant_indices.y2_ac_delta;
|
|
params->uvdc_delta_q = frame_hdr->quant_indices.uv_dc_delta;
|
|
params->uvac_delta_q = frame_hdr->quant_indices.uv_ac_delta;
|
|
|
|
params->ref_frame_sign_bias_golden = frame_hdr->sign_bias_golden;
|
|
params->ref_frame_sign_bias_altref = frame_hdr->sign_bias_alternate;
|
|
|
|
params->refresh_entropy_probs = frame_hdr->refresh_entropy_probs;
|
|
|
|
memcpy (params->vp8_coef_update_probs, frame_hdr->token_probs.prob,
|
|
sizeof (frame_hdr->token_probs.prob));
|
|
|
|
params->mb_no_coeff_skip = frame_hdr->mb_no_skip_coeff;
|
|
params->prob_skip_false = frame_hdr->prob_skip_false;
|
|
params->prob_intra = frame_hdr->prob_intra;
|
|
params->prob_last = frame_hdr->prob_last;
|
|
params->prob_golden = frame_hdr->prob_gf;
|
|
|
|
memcpy (params->intra_16x16_prob, frame_hdr->mode_probs.y_prob,
|
|
sizeof (frame_hdr->mode_probs.y_prob));
|
|
memcpy (params->intra_chroma_prob, frame_hdr->mode_probs.uv_prob,
|
|
sizeof (frame_hdr->mode_probs.uv_prob));
|
|
memcpy (params->vp8_mv_update_probs, frame_hdr->mv_probs.prob,
|
|
sizeof (frame_hdr->mv_probs.prob));
|
|
}
|
|
|
|
static gboolean
|
|
gst_dxva_vp8_decoder_copy_reference_frames (GstDxvaVp8Decoder * self,
|
|
DXVA_PicParams_VP8 * params)
|
|
{
|
|
GstVp8Decoder *decoder = GST_VP8_DECODER (self);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
guint8 id;
|
|
|
|
params->alt_fb_idx.bPicEntry = 0xff;
|
|
if (decoder->alt_ref_picture) {
|
|
id = klass->get_picture_id (self,
|
|
GST_CODEC_PICTURE (decoder->alt_ref_picture));
|
|
if (id != 0xff) {
|
|
params->alt_fb_idx.Index7Bits = id;
|
|
g_ptr_array_add (priv->ref_pics, decoder->alt_ref_picture);
|
|
}
|
|
}
|
|
|
|
params->gld_fb_idx.bPicEntry = 0xff;
|
|
if (decoder->golden_ref_picture) {
|
|
id = klass->get_picture_id (self,
|
|
GST_CODEC_PICTURE (decoder->golden_ref_picture));
|
|
|
|
if (id != 0xff) {
|
|
params->gld_fb_idx.Index7Bits = id;
|
|
g_ptr_array_add (priv->ref_pics, decoder->golden_ref_picture);
|
|
}
|
|
}
|
|
|
|
params->lst_fb_idx.bPicEntry = 0xff;
|
|
if (decoder->last_picture) {
|
|
id = klass->get_picture_id (self,
|
|
GST_CODEC_PICTURE (decoder->last_picture));
|
|
|
|
if (id != 0xff) {
|
|
params->lst_fb_idx.Index7Bits = id;
|
|
g_ptr_array_add (priv->ref_pics, decoder->last_picture);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static void
|
|
gst_dxva_vp8_decoder_copy_segmentation_params (GstDxvaVp8Decoder * self,
|
|
GstVp8Parser * parser, DXVA_PicParams_VP8 * params)
|
|
{
|
|
const GstVp8Segmentation *seg = &parser->segmentation;
|
|
gint i;
|
|
|
|
params->stVP8Segments.segmentation_enabled = seg->segmentation_enabled;
|
|
params->stVP8Segments.update_mb_segmentation_map =
|
|
seg->update_mb_segmentation_map;
|
|
params->stVP8Segments.update_mb_segmentation_data =
|
|
seg->update_segment_feature_data;
|
|
params->stVP8Segments.mb_segement_abs_delta = seg->segment_feature_mode;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
params->stVP8Segments.segment_feature_data[0][i] =
|
|
seg->quantizer_update_value[i];
|
|
}
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
params->stVP8Segments.segment_feature_data[1][i] = seg->lf_update_value[i];
|
|
}
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
params->stVP8Segments.mb_segment_tree_probs[i] = seg->segment_prob[i];
|
|
}
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_decode_picture (GstVp8Decoder * decoder,
|
|
GstVp8Picture * picture, GstVp8Parser * parser)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
DXVA_PicParams_VP8 *pic_params = &priv->pic_params;
|
|
DXVA_Slice_VPx_Short *slice = &priv->slice;
|
|
const GstVp8FrameHdr *frame_hdr = &picture->frame_hdr;
|
|
GstCodecPicture *codec_picture = GST_CODEC_PICTURE (picture);
|
|
GstFlowReturn ret;
|
|
guint8 picture_id;
|
|
|
|
g_assert (klass->start_picture);
|
|
g_assert (klass->get_picture_id);
|
|
|
|
ret = klass->start_picture (self, codec_picture, &picture_id);
|
|
if (ret != GST_FLOW_OK)
|
|
return ret;
|
|
|
|
priv->bitstream_buffer.resize (0);
|
|
g_ptr_array_set_size (priv->ref_pics, 0);
|
|
|
|
memset (pic_params, 0, sizeof (DXVA_PicParams_VP8));
|
|
|
|
pic_params->first_part_size = frame_hdr->first_part_size;
|
|
pic_params->width = priv->width;
|
|
pic_params->height = priv->height;
|
|
pic_params->CurrPic.Index7Bits = picture_id;
|
|
pic_params->StatusReportFeedbackNumber = 1;
|
|
|
|
if (!gst_dxva_vp8_decoder_copy_reference_frames (self, pic_params))
|
|
return GST_FLOW_ERROR;
|
|
|
|
gst_dxva_vp8_decoder_copy_frame_params (self, picture, parser, pic_params);
|
|
gst_dxva_vp8_decoder_copy_segmentation_params (self, parser, pic_params);
|
|
|
|
priv->bitstream_buffer.resize (picture->size);
|
|
memcpy (&priv->bitstream_buffer[0], picture->data, picture->size);
|
|
|
|
slice->BSNALunitDataLocation = 0;
|
|
slice->SliceBytesInBuffer = priv->bitstream_buffer.size ();
|
|
slice->wBadSliceChopping = 0;
|
|
|
|
return GST_FLOW_OK;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_end_picture (GstVp8Decoder * decoder,
|
|
GstVp8Picture * picture)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
size_t bitstream_buffer_size;
|
|
size_t bitstream_pos;
|
|
GstDxvaDecodingArgs args;
|
|
|
|
if (priv->bitstream_buffer.empty ()) {
|
|
GST_ERROR_OBJECT (self, "No bitstream buffer to submit");
|
|
return GST_FLOW_ERROR;
|
|
}
|
|
|
|
memset (&args, 0, sizeof (GstDxvaDecodingArgs));
|
|
|
|
bitstream_pos = priv->bitstream_buffer.size ();
|
|
bitstream_buffer_size = GST_ROUND_UP_128 (bitstream_pos);
|
|
|
|
if (bitstream_buffer_size > bitstream_pos) {
|
|
size_t padding = bitstream_buffer_size - bitstream_pos;
|
|
|
|
/* As per DXVA spec, total amount of bitstream buffer size should be
|
|
* 128 bytes aligned. If actual data is not multiple of 128 bytes,
|
|
* the last slice data needs to be zero-padded */
|
|
priv->bitstream_buffer.resize (bitstream_buffer_size, 0);
|
|
|
|
priv->slice.SliceBytesInBuffer += padding;
|
|
}
|
|
|
|
args.picture_params = &priv->pic_params;
|
|
args.picture_params_size = sizeof (DXVA_PicParams_VP8);
|
|
args.slice_control = &priv->slice;
|
|
args.slice_control_size = sizeof (DXVA_Slice_VPx_Short);
|
|
args.bitstream = &priv->bitstream_buffer[0];
|
|
args.bitstream_size = priv->bitstream_buffer.size ();
|
|
|
|
g_assert (klass->end_picture);
|
|
|
|
return klass->end_picture (self, GST_CODEC_PICTURE (picture),
|
|
priv->ref_pics, &args);
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_dxva_vp8_decoder_output_picture (GstVp8Decoder * decoder,
|
|
GstVideoCodecFrame * frame, GstVp8Picture * picture)
|
|
{
|
|
GstDxvaVp8Decoder *self = GST_DXVA_VP8_DECODER (decoder);
|
|
GstDxvaVp8DecoderPrivate *priv = self->priv;
|
|
GstDxvaVp8DecoderClass *klass = GST_DXVA_VP8_DECODER_GET_CLASS (self);
|
|
|
|
g_assert (klass->output_picture);
|
|
|
|
GST_LOG_OBJECT (self, "Outputting picture %p", picture);
|
|
|
|
return klass->output_picture (self, frame, GST_CODEC_PICTURE (picture),
|
|
(GstVideoBufferFlags) 0, priv->width, priv->height);
|
|
}
|