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gstreamer/sys/d3d11/gstd3d11vp9dec.c
Seungha Yang 8794f4b713 d3d11: Documentation update 
* Update class metadata
  * for wrapper bin elements to be distinguishable from internal element.
  * D3D11 -> Direct3D11 for consistency
* Add missing Since mark everywhere
* Update plugin cache

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2029>
2021-02-23 03:34:11 +09:00

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/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.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.
*
* NOTE: some of implementations are copied/modified from Chromium code
*
* Copyright 2015 The Chromium Authors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* SECTION:element-d3d11vp9dec
* @title: d3d11vp9dec
*
* A Direct3D11/DXVA based VP9 video decoder
*
* ## Example launch line
* ```
* gst-launch-1.0 filesrc location=/path/to/vp9/file ! parsebin ! d3d11vp9dec ! d3d11videosink
* ```
*
* Since: 1.18
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gstd3d11vp9dec.h"
#include <gst/codecs/gstvp9decoder.h>
#include <string.h>
/* HACK: to expose dxva data structure on UWP */
#ifdef WINAPI_PARTITION_DESKTOP
#undef WINAPI_PARTITION_DESKTOP
#endif
#define WINAPI_PARTITION_DESKTOP 1
#include <d3d9.h>
#include <dxva.h>
GST_DEBUG_CATEGORY_EXTERN (gst_d3d11_vp9_dec_debug);
#define GST_CAT_DEFAULT gst_d3d11_vp9_dec_debug
enum
{
PROP_0,
PROP_ADAPTER,
PROP_DEVICE_ID,
PROP_VENDOR_ID,
};
/* copied from d3d11.h since mingw header doesn't define them */
DEFINE_GUID (GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_PROFILE0,
0x463707f8, 0xa1d0, 0x4585, 0x87, 0x6d, 0x83, 0xaa, 0x6d, 0x60, 0xb8, 0x9e);
DEFINE_GUID (GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_10BIT_PROFILE2,
0xa4c749ef, 0x6ecf, 0x48aa, 0x84, 0x48, 0x50, 0xa7, 0xa1, 0x16, 0x5f, 0xf7);
/* reference list 8 + 4 margin */
#define NUM_OUTPUT_VIEW 12
typedef struct _GstD3D11Vp9Dec
{
GstVp9Decoder parent;
GstVideoCodecState *output_state;
GstD3D11Device *device;
GstD3D11Decoder *d3d11_decoder;
guint width, height;
GstVP9Profile profile;
GstVideoFormat out_format;
gboolean use_d3d11_output;
} GstD3D11Vp9Dec;
typedef struct _GstD3D11Vp9DecClass
{
GstVp9DecoderClass parent_class;
guint adapter;
guint device_id;
guint vendor_id;
} GstD3D11Vp9DecClass;
static GstElementClass *parent_class = NULL;
#define GST_D3D11_VP9_DEC(object) ((GstD3D11Vp9Dec *) (object))
#define GST_D3D11_VP9_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstD3D11Vp9DecClass))
static void gst_d3d11_vp9_dec_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_d3d11_vp9_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_d3d11_vp9_dec_open (GstVideoDecoder * decoder);
static gboolean gst_d3d11_vp9_dec_close (GstVideoDecoder * decoder);
static gboolean gst_d3d11_vp9_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_d3d11_vp9_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_d3d11_vp9_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
/* GstVp9Decoder */
static gboolean gst_d3d11_vp9_dec_new_sequence (GstVp9Decoder * decoder,
const GstVp9Parser * parser, const GstVp9FrameHdr * frame_hdr);
static gboolean gst_d3d11_vp9_dec_new_picture (GstVp9Decoder * decoder,
GstVideoCodecFrame * frame, GstVp9Picture * picture);
static GstVp9Picture *gst_d3d11_vp9_dec_duplicate_picture (GstVp9Decoder *
decoder, GstVp9Picture * picture);
static GstFlowReturn gst_d3d11_vp9_dec_output_picture (GstVp9Decoder *
decoder, GstVideoCodecFrame * frame, GstVp9Picture * picture);
static gboolean gst_d3d11_vp9_dec_start_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture);
static gboolean gst_d3d11_vp9_dec_decode_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture, GstVp9Dpb * dpb);
static gboolean gst_d3d11_vp9_dec_end_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture);
static void
gst_d3d11_vp9_dec_class_init (GstD3D11Vp9DecClass * klass, gpointer data)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstVideoDecoderClass *decoder_class = GST_VIDEO_DECODER_CLASS (klass);
GstVp9DecoderClass *vp9decoder_class = GST_VP9_DECODER_CLASS (klass);
GstD3D11DecoderClassData *cdata = (GstD3D11DecoderClassData *) data;
gchar *long_name;
gobject_class->get_property = gst_d3d11_vp9_dec_get_property;
g_object_class_install_property (gobject_class, PROP_ADAPTER,
g_param_spec_uint ("adapter", "Adapter",
"DXGI Adapter index for creating device",
0, G_MAXUINT32, cdata->adapter,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_ID,
g_param_spec_uint ("device-id", "Device Id",
"DXGI Device ID", 0, G_MAXUINT32, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_VENDOR_ID,
g_param_spec_uint ("vendor-id", "Vendor Id",
"DXGI Vendor ID", 0, G_MAXUINT32, 0,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
parent_class = g_type_class_peek_parent (klass);
klass->adapter = cdata->adapter;
klass->device_id = cdata->device_id;
klass->vendor_id = cdata->vendor_id;
element_class->set_context =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_set_context);
long_name =
g_strdup_printf ("Direct3D11/DXVA VP9 %s Decoder", cdata->description);
gst_element_class_set_metadata (element_class, long_name,
"Codec/Decoder/Video/Hardware", "A Direct3D11/DXVA VP9 video decoder",
"Seungha Yang <seungha.yang@navercorp.com>");
g_free (long_name);
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
cdata->sink_caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
cdata->src_caps));
gst_d3d11_decoder_class_data_free (cdata);
decoder_class->open = GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_close);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_src_query);
vp9decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_new_sequence);
vp9decoder_class->new_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_new_picture);
vp9decoder_class->duplicate_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_duplicate_picture);
vp9decoder_class->output_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_output_picture);
vp9decoder_class->start_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_start_picture);
vp9decoder_class->decode_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_decode_picture);
vp9decoder_class->end_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_vp9_dec_end_picture);
}
static void
gst_d3d11_vp9_dec_init (GstD3D11Vp9Dec * self)
{
}
static void
gst_d3d11_vp9_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstD3D11Vp9DecClass *klass = GST_D3D11_VP9_DEC_GET_CLASS (object);
switch (prop_id) {
case PROP_ADAPTER:
g_value_set_uint (value, klass->adapter);
break;
case PROP_DEVICE_ID:
g_value_set_uint (value, klass->device_id);
break;
case PROP_VENDOR_ID:
g_value_set_uint (value, klass->vendor_id);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static void
gst_d3d11_vp9_dec_set_context (GstElement * element, GstContext * context)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (element);
GstD3D11Vp9DecClass *klass = GST_D3D11_VP9_DEC_GET_CLASS (self);
gst_d3d11_handle_set_context (element, context, klass->adapter,
&self->device);
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
}
static gboolean
gst_d3d11_vp9_dec_open (GstVideoDecoder * decoder)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
GstD3D11Vp9DecClass *klass = GST_D3D11_VP9_DEC_GET_CLASS (self);
if (!gst_d3d11_ensure_element_data (GST_ELEMENT_CAST (self), klass->adapter,
&self->device)) {
GST_ERROR_OBJECT (self, "Cannot create d3d11device");
return FALSE;
}
self->d3d11_decoder = gst_d3d11_decoder_new (self->device);
if (!self->d3d11_decoder) {
GST_ERROR_OBJECT (self, "Cannot create d3d11 decoder");
gst_clear_object (&self->device);
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_vp9_dec_close (GstVideoDecoder * decoder)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
gst_clear_object (&self->d3d11_decoder);
gst_clear_object (&self->device);
return TRUE;
}
static gboolean
gst_d3d11_vp9_dec_negotiate (GstVideoDecoder * decoder)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
GstVp9Decoder *vp9dec = GST_VP9_DECODER (decoder);
if (!gst_d3d11_decoder_negotiate (decoder, vp9dec->input_state,
self->out_format, self->width, self->height,
GST_VIDEO_INTERLACE_MODE_PROGRESSIVE,
&self->output_state, &self->use_d3d11_output))
return FALSE;
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
}
static gboolean
gst_d3d11_vp9_dec_decide_allocation (GstVideoDecoder * decoder,
GstQuery * query)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
if (!gst_d3d11_decoder_decide_allocation (decoder, query, self->device,
GST_D3D11_CODEC_VP9, self->use_d3d11_output, self->d3d11_decoder))
return FALSE;
return GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation
(decoder, query);
}
static gboolean
gst_d3d11_vp9_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONTEXT:
if (gst_d3d11_handle_context_query (GST_ELEMENT (decoder),
query, self->device)) {
return TRUE;
}
break;
default:
break;
}
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_d3d11_vp9_dec_new_sequence (GstVp9Decoder * decoder,
const GstVp9Parser * parser, const GstVp9FrameHdr * frame_hdr)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
gboolean modified = FALSE;
static const GUID *profile0_guid =
&GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_PROFILE0;
static const GUID *profile2_guid =
&GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_10BIT_PROFILE2;
GST_LOG_OBJECT (self, "new sequence");
if (self->width < frame_hdr->width || self->height < frame_hdr->height) {
self->width = frame_hdr->width;
self->height = frame_hdr->height;
GST_INFO_OBJECT (self, "resolution changed %dx%d",
self->width, self->height);
modified = TRUE;
}
if (self->profile != frame_hdr->profile) {
self->profile = frame_hdr->profile;
GST_INFO_OBJECT (self, "profile changed %d", self->profile);
modified = TRUE;
}
if (modified || !self->d3d11_decoder->opened) {
const GUID *profile_guid = NULL;
GstVideoInfo info;
self->out_format = GST_VIDEO_FORMAT_UNKNOWN;
if (self->profile == GST_VP9_PROFILE_0) {
self->out_format = GST_VIDEO_FORMAT_NV12;
profile_guid = profile0_guid;
} else if (self->profile == GST_VP9_PROFILE_2) {
self->out_format = GST_VIDEO_FORMAT_P010_10LE;
profile_guid = profile2_guid;
}
if (self->out_format == GST_VIDEO_FORMAT_UNKNOWN) {
GST_ERROR_OBJECT (self, "Could not support profile %d", self->profile);
return FALSE;
}
gst_video_info_set_format (&info,
self->out_format, self->width, self->height);
gst_d3d11_decoder_reset (self->d3d11_decoder);
if (!gst_d3d11_decoder_open (self->d3d11_decoder, GST_D3D11_CODEC_VP9,
&info, self->width, self->height,
NUM_OUTPUT_VIEW, &profile_guid, 1)) {
GST_ERROR_OBJECT (self, "Failed to create decoder");
return FALSE;
}
if (!gst_video_decoder_negotiate (GST_VIDEO_DECODER (self))) {
GST_ERROR_OBJECT (self, "Failed to negotiate with downstream");
return FALSE;
}
}
return TRUE;
}
static gboolean
gst_d3d11_vp9_dec_new_picture (GstVp9Decoder * decoder,
GstVideoCodecFrame * frame, GstVp9Picture * picture)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
GstBuffer *view_buffer;
view_buffer = gst_d3d11_decoder_get_output_view_buffer (self->d3d11_decoder,
GST_VIDEO_DECODER (decoder));
if (!view_buffer) {
GST_ERROR_OBJECT (self, "No available output view buffer");
return FALSE;
}
GST_LOG_OBJECT (self, "New output view buffer %" GST_PTR_FORMAT, view_buffer);
gst_vp9_picture_set_user_data (picture,
view_buffer, (GDestroyNotify) gst_buffer_unref);
GST_LOG_OBJECT (self, "New VP9 picture %p", picture);
return TRUE;
}
static GstVp9Picture *
gst_d3d11_vp9_dec_duplicate_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
GstBuffer *view_buffer;
GstVp9Picture *new_picture;
view_buffer = gst_vp9_picture_get_user_data (picture);
if (!view_buffer) {
GST_ERROR_OBJECT (self, "Parent picture does not have output view buffer");
return NULL;
}
new_picture = gst_vp9_picture_new ();
new_picture->frame_hdr = picture->frame_hdr;
GST_LOG_OBJECT (self, "Duplicate output with buffer %" GST_PTR_FORMAT,
view_buffer);
gst_vp9_picture_set_user_data (new_picture,
gst_buffer_ref (view_buffer), (GDestroyNotify) gst_buffer_unref);
return new_picture;
}
static GstFlowReturn
gst_d3d11_vp9_dec_output_picture (GstVp9Decoder * decoder,
GstVideoCodecFrame * frame, GstVp9Picture * picture)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstBuffer *output_buffer = NULL;
GstBuffer *view_buffer;
gboolean direct_rendering = FALSE;
g_assert (picture->frame_hdr.show_frame);
GST_LOG_OBJECT (self, "Outputting picture %p", picture);
view_buffer = (GstBuffer *) gst_vp9_picture_get_user_data (picture);
if (!view_buffer) {
GST_ERROR_OBJECT (self, "Could not get output view");
goto error;
}
/* if downstream is d3d11 element and forward playback case,
* expose our decoder view without copy. In case of reverse playback, however,
* we cannot do that since baseclass will store the decoded buffer
* up to gop size but our dpb pool cannot be increased */
if (self->use_d3d11_output
&& GST_VIDEO_DECODER (self)->input_segment.rate > 0
&& GST_VIDEO_INFO_WIDTH (&self->output_state->info) ==
picture->frame_hdr.width
&& GST_VIDEO_INFO_HEIGHT (&self->output_state->info) ==
picture->frame_hdr.height
&& gst_d3d11_decoder_can_direct_render (self->d3d11_decoder, view_buffer,
GST_MINI_OBJECT_CAST (picture))) {
direct_rendering = TRUE;
}
if (direct_rendering) {
GstMemory *mem;
output_buffer = gst_buffer_ref (view_buffer);
mem = gst_buffer_peek_memory (output_buffer, 0);
GST_MINI_OBJECT_FLAG_SET (mem, GST_D3D11_MEMORY_TRANSFER_NEED_DOWNLOAD);
} else {
output_buffer = gst_video_decoder_allocate_output_buffer (vdec);
}
if (!output_buffer) {
GST_ERROR_OBJECT (self, "Couldn't allocate output buffer");
goto error;
}
frame->output_buffer = output_buffer;
if (!gst_d3d11_decoder_process_output (self->d3d11_decoder,
&self->output_state->info,
picture->frame_hdr.width, picture->frame_hdr.height,
view_buffer, output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to copy buffer");
goto error;
}
gst_vp9_picture_unref (picture);
return gst_video_decoder_finish_frame (vdec, frame);
error:
gst_vp9_picture_unref (picture);
gst_video_decoder_drop_frame (vdec, frame);
return GST_FLOW_ERROR;
}
static ID3D11VideoDecoderOutputView *
gst_d3d11_vp9_dec_get_output_view_from_picture (GstD3D11Vp9Dec * self,
GstVp9Picture * picture)
{
GstBuffer *view_buffer;
ID3D11VideoDecoderOutputView *view;
view_buffer = (GstBuffer *) gst_vp9_picture_get_user_data (picture);
if (!view_buffer) {
GST_DEBUG_OBJECT (self, "current picture does not have output view buffer");
return NULL;
}
view =
gst_d3d11_decoder_get_output_view_from_buffer (self->d3d11_decoder,
view_buffer);
if (!view) {
GST_DEBUG_OBJECT (self, "current picture does not have output view handle");
return NULL;
}
return view;
}
static gboolean
gst_d3d11_vp9_dec_start_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
ID3D11VideoDecoderOutputView *view;
view = gst_d3d11_vp9_dec_get_output_view_from_picture (self, picture);
if (!view) {
GST_ERROR_OBJECT (self, "current picture does not have output view handle");
return FALSE;
}
GST_TRACE_OBJECT (self, "Begin frame");
if (!gst_d3d11_decoder_begin_frame (self->d3d11_decoder, view, 0, NULL)) {
GST_ERROR_OBJECT (self, "Failed to begin frame");
return FALSE;
}
return TRUE;
}
static void
gst_d3d11_vp9_dec_copy_frame_params (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
const GstVp9FrameHdr *frame_hdr = &picture->frame_hdr;
params->profile = frame_hdr->profile;
params->frame_type = frame_hdr->frame_type;
params->show_frame = frame_hdr->show_frame;
params->error_resilient_mode = frame_hdr->error_resilient_mode;
params->subsampling_x = picture->subsampling_x;
params->subsampling_y = picture->subsampling_y;
params->refresh_frame_context = frame_hdr->refresh_frame_context;
params->frame_parallel_decoding_mode =
frame_hdr->frame_parallel_decoding_mode;
params->intra_only = frame_hdr->intra_only;
params->frame_context_idx = frame_hdr->frame_context_idx;
params->reset_frame_context = frame_hdr->reset_frame_context;
if (frame_hdr->frame_type == GST_VP9_KEY_FRAME)
params->allow_high_precision_mv = 0;
else
params->allow_high_precision_mv = frame_hdr->allow_high_precision_mv;
params->width = frame_hdr->width;
params->height = frame_hdr->height;
params->BitDepthMinus8Luma = picture->bit_depth - 8;
params->BitDepthMinus8Chroma = picture->bit_depth - 8;
params->interp_filter = frame_hdr->mcomp_filter_type;
params->log2_tile_cols = frame_hdr->log2_tile_columns;
params->log2_tile_rows = frame_hdr->log2_tile_rows;
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump frame params");
/* set before calling this function */
GST_TRACE_OBJECT (self, "\tCurrPic.Index7Bits: %d",
params->CurrPic.Index7Bits);
GST_TRACE_OBJECT (self, "\tuncompressed_header_size_byte_aligned: %d",
params->uncompressed_header_size_byte_aligned);
GST_TRACE_OBJECT (self, "\tfirst_partition_size: %d",
params->first_partition_size);
GST_TRACE_OBJECT (self, "\tprofile: %d", params->profile);
GST_TRACE_OBJECT (self, "\tframe_type: %d", params->frame_type);
GST_TRACE_OBJECT (self, "\tshow_frame: %d", params->show_frame);
GST_TRACE_OBJECT (self, "\terror_resilient_mode: %d",
params->error_resilient_mode);
GST_TRACE_OBJECT (self, "\tsubsampling_x: %d", params->subsampling_x);
GST_TRACE_OBJECT (self, "\tsubsampling_t: %d", params->subsampling_y);
GST_TRACE_OBJECT (self, "\trefresh_frame_context: %d",
params->refresh_frame_context);
GST_TRACE_OBJECT (self, "\tframe_parallel_decoding_mode: %d",
params->frame_parallel_decoding_mode);
GST_TRACE_OBJECT (self, "\tintra_only: %d", params->intra_only);
GST_TRACE_OBJECT (self, "\tframe_context_idx: %d", params->frame_context_idx);
GST_TRACE_OBJECT (self, "\treset_frame_context: %d",
params->reset_frame_context);
GST_TRACE_OBJECT (self, "\tallow_high_precision_mv: %d",
params->allow_high_precision_mv);
GST_TRACE_OBJECT (self, "\twidth: %d", params->width);
GST_TRACE_OBJECT (self, "\theight: %d", params->height);
GST_TRACE_OBJECT (self, "\tBitDepthMinus8Luma: %d",
params->BitDepthMinus8Luma);
GST_TRACE_OBJECT (self, "\tBitDepthMinus8Chroma: %d",
params->BitDepthMinus8Chroma);
GST_TRACE_OBJECT (self, "\tinterp_filter: %d", params->interp_filter);
GST_TRACE_OBJECT (self, "\tlog2_tile_cols: %d", params->log2_tile_cols);
GST_TRACE_OBJECT (self, "\tlog2_tile_rows: %d", params->log2_tile_rows);
#endif
}
static void
gst_d3d11_vp9_dec_copy_reference_frames (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, GstVp9Dpb * dpb, DXVA_PicParams_VP9 * params)
{
gint i;
for (i = 0; i < GST_VP9_REF_FRAMES; i++) {
if (dpb->pic_list[i]) {
GstVp9Picture *other_pic = dpb->pic_list[i];
ID3D11VideoDecoderOutputView *view;
view = gst_d3d11_vp9_dec_get_output_view_from_picture (self, other_pic);
if (!view) {
GST_ERROR_OBJECT (self, "picture does not have output view handle");
return;
}
params->ref_frame_map[i].Index7Bits =
gst_d3d11_decoder_get_output_view_index (view);
params->ref_frame_coded_width[i] = picture->frame_hdr.width;
params->ref_frame_coded_height[i] = picture->frame_hdr.height;
} else {
params->ref_frame_map[i].bPicEntry = 0xff;
params->ref_frame_coded_width[i] = 0;
params->ref_frame_coded_height[i] = 0;
}
}
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump reference frames");
for (i = 0; i < GST_VP9_REF_FRAMES; i++) {
GST_TRACE_OBJECT (self, "\t[%d] ref_frame_map.Index7Bits: %d", i,
params->ref_frame_map[i].Index7Bits);
GST_TRACE_OBJECT (self, "\t[%d] ref_frame_coded_width: %d", i,
params->ref_frame_coded_width[i]);
GST_TRACE_OBJECT (self, "\t[%d] ref_frame_coded_height: %d", i,
params->ref_frame_coded_height[i]);
}
#endif
}
static void
gst_d3d11_vp9_dec_copy_frame_refs (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
const GstVp9FrameHdr *frame_hdr = &picture->frame_hdr;
gint i;
for (i = 0; i < GST_VP9_REFS_PER_FRAME; i++) {
params->frame_refs[i] =
params->ref_frame_map[frame_hdr->ref_frame_indices[i]];
}
for (i = 0; i < GST_VP9_REFS_PER_FRAME; i++) {
params->ref_frame_sign_bias[i + 1] = frame_hdr->ref_frame_sign_bias[i];
}
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump frame refs");
for (i = 0; i < GST_VP9_REFS_PER_FRAME; i++) {
GST_TRACE_OBJECT (self, "\t[%d] ref_frame_indices: %d", i,
frame_hdr->ref_frame_indices[i]);
GST_TRACE_OBJECT (self, "\t[%d] frame_refs.Index7Bits: %d", i,
params->frame_refs[i].Index7Bits);
GST_TRACE_OBJECT (self, "\t[%d] ref_frame_sign_bias: %d", i,
params->ref_frame_sign_bias[i + 1]);
}
#endif
}
static void
gst_d3d11_vp9_dec_copy_loop_filter_params (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
const GstVp9FrameHdr *frame_hdr = &picture->frame_hdr;
const GstVp9LoopFilter *loopfilter = &frame_hdr->loopfilter;
gint i;
params->filter_level = loopfilter->filter_level;
params->sharpness_level = loopfilter->sharpness_level;
params->mode_ref_delta_enabled = loopfilter->mode_ref_delta_enabled;
params->mode_ref_delta_update = loopfilter->mode_ref_delta_update;
for (i = 0; i < GST_VP9_MAX_REF_LF_DELTAS; i++) {
params->ref_deltas[i] = loopfilter->ref_deltas[i];
}
for (i = 0; i < GST_VP9_MAX_MODE_LF_DELTAS; i++) {
params->mode_deltas[i] = loopfilter->mode_deltas[i];
}
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump loop filter params");
GST_TRACE_OBJECT (self, "\tfilter_level: %d", params->filter_level);
GST_TRACE_OBJECT (self, "\tsharpness_level: %d", params->sharpness_level);
GST_TRACE_OBJECT (self, "\tmode_ref_delta_enabled: %d",
params->mode_ref_delta_enabled);
GST_TRACE_OBJECT (self, "\tmode_ref_delta_update: %d",
params->mode_ref_delta_update);
for (i = 0; i < GST_VP9_MAX_REF_LF_DELTAS; i++)
GST_TRACE_OBJECT (self, "\tref_deltas[%d]: %d", i, params->ref_deltas[i]);
for (i = 0; i < GST_VP9_MAX_MODE_LF_DELTAS; i++)
GST_TRACE_OBJECT (self, "\tmode_deltas[%d]: %d", i, params->mode_deltas[i]);
#endif
}
static void
gst_d3d11_vp9_dec_copy_quant_params (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
const GstVp9FrameHdr *frame_hdr = &picture->frame_hdr;
const GstVp9QuantIndices *quant_indices = &frame_hdr->quant_indices;
params->base_qindex = quant_indices->y_ac_qi;
params->y_dc_delta_q = quant_indices->y_dc_delta;
params->uv_dc_delta_q = quant_indices->uv_dc_delta;
params->uv_ac_delta_q = quant_indices->uv_ac_delta;
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump quantization params");
GST_TRACE_OBJECT (self, "\tbase_qindex: %d", params->base_qindex);
GST_TRACE_OBJECT (self, "\ty_dc_delta_q: %d", params->y_dc_delta_q);
GST_TRACE_OBJECT (self, "\tuv_dc_delta_q: %d", params->uv_dc_delta_q);
GST_TRACE_OBJECT (self, "\tuv_ac_delta_q: %d", params->uv_ac_delta_q);
#endif
}
static void
gst_d3d11_vp9_dec_copy_segmentation_params (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
const GstVp9FrameHdr *frame_hdr = &picture->frame_hdr;
const GstVp9SegmentationInfo *seg = &frame_hdr->segmentation;
gint i;
params->stVP9Segments.enabled = seg->enabled;
params->stVP9Segments.update_map = seg->update_map;
params->stVP9Segments.temporal_update = seg->temporal_update;
params->stVP9Segments.abs_delta = seg->abs_delta;
for (i = 0; i < GST_VP9_SEG_TREE_PROBS; i++)
params->stVP9Segments.tree_probs[i] = seg->tree_probs[i];
for (i = 0; i < GST_VP9_PREDICTION_PROBS; i++)
params->stVP9Segments.pred_probs[i] = seg->pred_probs[i];
for (i = 0; i < GST_VP9_MAX_SEGMENTS; i++) {
params->stVP9Segments.feature_mask[i] = 0;
if (seg->data[i].alternate_quantizer_enabled)
params->stVP9Segments.feature_mask[i] |= (1 << 0);
if (seg->data[i].alternate_loop_filter_enabled)
params->stVP9Segments.feature_mask[i] |= (1 << 1);
if (seg->data[i].reference_frame_enabled)
params->stVP9Segments.feature_mask[i] |= (1 << 2);
if (seg->data[i].reference_skip)
params->stVP9Segments.feature_mask[i] |= (1 << 3);
params->stVP9Segments.feature_data[i][0] = seg->data[i].alternate_quantizer;
params->stVP9Segments.feature_data[i][1] =
seg->data[i].alternate_loop_filter;
params->stVP9Segments.feature_data[i][2] = seg->data[i].reference_frame;
params->stVP9Segments.feature_data[i][3] = 0;
}
#ifndef GST_DISABLE_GST_DEBUG
GST_TRACE_OBJECT (self, "Dump segmentation params");
GST_TRACE_OBJECT (self, "\tenabled: %d", params->stVP9Segments.enabled);
GST_TRACE_OBJECT (self, "\tupdate_map: %d", params->stVP9Segments.update_map);
GST_TRACE_OBJECT (self, "\ttemporal_update: %d",
params->stVP9Segments.temporal_update);
GST_TRACE_OBJECT (self, "\tabs_delta: %d", params->stVP9Segments.abs_delta);
for (i = 0; i < GST_VP9_SEG_TREE_PROBS; i++)
GST_TRACE_OBJECT (self, "\ttree_probs[%d]: %d", i,
params->stVP9Segments.tree_probs[i]);
for (i = 0; i < GST_VP9_PREDICTION_PROBS; i++)
GST_TRACE_OBJECT (self, "\tpred_probs[%d]: %d", i,
params->stVP9Segments.pred_probs[i]);
for (i = 0; i < GST_VP9_MAX_SEGMENTS; i++) {
gint j;
GST_TRACE_OBJECT (self, "\tfeature_mask[%d]: 0x%x", i,
params->stVP9Segments.feature_mask[i]);
for (j = 0; j < 4; j++)
GST_TRACE_OBJECT (self, "\tfeature_data[%d][%d]: %d", i, j,
params->stVP9Segments.feature_data[i][j]);
}
#endif
}
static gboolean
gst_d3d11_vp9_dec_submit_picture_data (GstD3D11Vp9Dec * self,
GstVp9Picture * picture, DXVA_PicParams_VP9 * params)
{
guint d3d11_buffer_size;
gpointer d3d11_buffer;
gsize buffer_offset = 0;
gboolean is_first = TRUE;
GST_TRACE_OBJECT (self, "Getting picture params buffer");
if (!gst_d3d11_decoder_get_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_PICTURE_PARAMETERS, &d3d11_buffer_size,
&d3d11_buffer)) {
GST_ERROR_OBJECT (self,
"Failed to get decoder buffer for picture parameters");
return FALSE;
}
memcpy (d3d11_buffer, params, sizeof (DXVA_PicParams_VP9));
GST_TRACE_OBJECT (self, "Release picture param decoder buffer");
if (!gst_d3d11_decoder_release_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_PICTURE_PARAMETERS)) {
GST_ERROR_OBJECT (self, "Failed to release decoder buffer");
return FALSE;
}
if (!picture->data || !picture->size) {
GST_ERROR_OBJECT (self, "No data to submit");
return FALSE;
}
GST_TRACE_OBJECT (self, "Submit total %" G_GSIZE_FORMAT " bytes",
picture->size);
while (buffer_offset < picture->size) {
gsize bytes_to_copy = picture->size - buffer_offset;
gsize written_buffer_size;
gboolean is_last = TRUE;
DXVA_Slice_VPx_Short slice_short = { 0, };
D3D11_VIDEO_DECODER_BUFFER_DESC buffer_desc[3] = { 0, };
gboolean bad_aligned_bitstream_buffer = FALSE;
GST_TRACE_OBJECT (self, "Getting bitstream buffer");
if (!gst_d3d11_decoder_get_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_BITSTREAM, &d3d11_buffer_size,
&d3d11_buffer)) {
GST_ERROR_OBJECT (self, "Couldn't get bitstream buffer");
goto error;
}
if ((d3d11_buffer_size & 127) != 0) {
GST_WARNING_OBJECT (self,
"The size of bitstream buffer is not 128 bytes aligned");
bad_aligned_bitstream_buffer = TRUE;
}
if (bytes_to_copy > d3d11_buffer_size) {
/* if the size of this slice is larger than the size of remaining d3d11
* decoder bitstream memory, write the data up to the remaining d3d11
* decoder bitstream memory size and the rest would be written to the
* next d3d11 bitstream memory */
bytes_to_copy = d3d11_buffer_size;
is_last = FALSE;
}
memcpy (d3d11_buffer, picture->data + buffer_offset, bytes_to_copy);
written_buffer_size = bytes_to_copy;
/* DXVA2 spec is saying that written bitstream data must be 128 bytes
* aligned if the bitstream buffer contains end of frame
* (i.e., wBadSliceChopping == 0 or 2) */
if (is_last) {
guint padding = MIN (GST_ROUND_UP_128 (bytes_to_copy) - bytes_to_copy,
d3d11_buffer_size - bytes_to_copy);
if (padding) {
GST_TRACE_OBJECT (self,
"Written bitstream buffer size %" G_GSIZE_FORMAT
" is not 128 bytes aligned, add padding %d bytes",
bytes_to_copy, padding);
memset ((guint8 *) d3d11_buffer + bytes_to_copy, 0, padding);
written_buffer_size += padding;
}
}
GST_TRACE_OBJECT (self, "Release bitstream buffer");
if (!gst_d3d11_decoder_release_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_BITSTREAM)) {
GST_ERROR_OBJECT (self, "Failed to release bitstream buffer");
goto error;
}
slice_short.BSNALunitDataLocation = 0;
slice_short.SliceBytesInBuffer = (UINT) written_buffer_size;
/* wBadSliceChopping: (dxva spec.)
* 0: All bits for the slice are located within the corresponding
* bitstream data buffer
* 1: The bitstream data buffer contains the start of the slice,
* but not the entire slice, because the buffer is full
* 2: The bitstream data buffer contains the end of the slice.
* It does not contain the start of the slice, because the start of
* the slice was located in the previous bitstream data buffer.
* 3: The bitstream data buffer does not contain the start of the slice
* (because the start of the slice was located in the previous
* bitstream data buffer), and it does not contain the end of the slice
* (because the current bitstream data buffer is also full).
*/
if (is_last && is_first) {
slice_short.wBadSliceChopping = 0;
} else if (!is_last && is_first) {
slice_short.wBadSliceChopping = 1;
} else if (is_last && !is_first) {
slice_short.wBadSliceChopping = 2;
} else {
slice_short.wBadSliceChopping = 3;
}
GST_TRACE_OBJECT (self, "Getting slice control buffer");
if (!gst_d3d11_decoder_get_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL, &d3d11_buffer_size,
&d3d11_buffer)) {
GST_ERROR_OBJECT (self, "Couldn't get slice control buffer");
goto error;
}
memcpy (d3d11_buffer, &slice_short, sizeof (DXVA_Slice_VPx_Short));
GST_TRACE_OBJECT (self, "Release slice control buffer");
if (!gst_d3d11_decoder_release_decoder_buffer (self->d3d11_decoder,
D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL)) {
GST_ERROR_OBJECT (self, "Failed to release slice control buffer");
goto error;
}
buffer_desc[0].BufferType = D3D11_VIDEO_DECODER_BUFFER_PICTURE_PARAMETERS;
buffer_desc[0].DataOffset = 0;
buffer_desc[0].DataSize = sizeof (DXVA_PicParams_VP9);
buffer_desc[1].BufferType = D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL;
buffer_desc[1].DataOffset = 0;
buffer_desc[1].DataSize = sizeof (DXVA_Slice_VPx_Short);
if (!bad_aligned_bitstream_buffer && (written_buffer_size & 127) != 0) {
GST_WARNING_OBJECT (self,
"Written bitstream buffer size %" G_GSIZE_FORMAT
" is not 128 bytes aligned", written_buffer_size);
}
buffer_desc[2].BufferType = D3D11_VIDEO_DECODER_BUFFER_BITSTREAM;
buffer_desc[2].DataOffset = 0;
buffer_desc[2].DataSize = written_buffer_size;
if (!gst_d3d11_decoder_submit_decoder_buffers (self->d3d11_decoder,
3, buffer_desc)) {
GST_ERROR_OBJECT (self, "Couldn't submit decoder buffers");
goto error;
}
buffer_offset += bytes_to_copy;
is_first = FALSE;
}
return TRUE;
error:
return FALSE;
}
static gboolean
gst_d3d11_vp9_dec_decode_picture (GstVp9Decoder * decoder,
GstVp9Picture * picture, GstVp9Dpb * dpb)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
DXVA_PicParams_VP9 pic_params = { 0, };
ID3D11VideoDecoderOutputView *view;
view = gst_d3d11_vp9_dec_get_output_view_from_picture (self, picture);
if (!view) {
GST_ERROR_OBJECT (self, "current picture does not have output view handle");
return FALSE;
}
pic_params.CurrPic.Index7Bits =
gst_d3d11_decoder_get_output_view_index (view);
pic_params.uncompressed_header_size_byte_aligned =
picture->frame_hdr.frame_header_length_in_bytes;
pic_params.first_partition_size = picture->frame_hdr.first_partition_size;
pic_params.StatusReportFeedbackNumber = 1;
gst_d3d11_vp9_dec_copy_frame_params (self, picture, &pic_params);
gst_d3d11_vp9_dec_copy_reference_frames (self, picture, dpb, &pic_params);
gst_d3d11_vp9_dec_copy_frame_refs (self, picture, &pic_params);
gst_d3d11_vp9_dec_copy_loop_filter_params (self, picture, &pic_params);
gst_d3d11_vp9_dec_copy_quant_params (self, picture, &pic_params);
gst_d3d11_vp9_dec_copy_segmentation_params (self, picture, &pic_params);
return gst_d3d11_vp9_dec_submit_picture_data (self, picture, &pic_params);
}
static gboolean
gst_d3d11_vp9_dec_end_picture (GstVp9Decoder * decoder, GstVp9Picture * picture)
{
GstD3D11Vp9Dec *self = GST_D3D11_VP9_DEC (decoder);
if (!gst_d3d11_decoder_end_frame (self->d3d11_decoder)) {
GST_ERROR_OBJECT (self, "Failed to EndFrame");
return FALSE;
}
return TRUE;
}
typedef struct
{
guint width;
guint height;
} GstD3D11Vp9DecResolution;
void
gst_d3d11_vp9_dec_register (GstPlugin * plugin, GstD3D11Device * device,
GstD3D11Decoder * decoder, guint rank)
{
GType type;
gchar *type_name;
gchar *feature_name;
guint index = 0;
guint i;
GUID profile;
GTypeInfo type_info = {
sizeof (GstD3D11Vp9DecClass),
NULL,
NULL,
(GClassInitFunc) gst_d3d11_vp9_dec_class_init,
NULL,
NULL,
sizeof (GstD3D11Vp9Dec),
0,
(GInstanceInitFunc) gst_d3d11_vp9_dec_init,
};
static const GUID *profile2_guid =
&GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_10BIT_PROFILE2;
static const GUID *profile0_guid =
&GST_GUID_D3D11_DECODER_PROFILE_VP9_VLD_PROFILE0;
/* values were taken from chromium. See supported_profile_helper.cc */
GstD3D11Vp9DecResolution resolutions_to_check[] = {
{4096, 2160}, {4096, 2304}, {7680, 4320}, {8192, 4320}, {8192, 8192}
};
GstCaps *sink_caps = NULL;
GstCaps *src_caps = NULL;
guint max_width = 0;
guint max_height = 0;
guint resolution;
gboolean have_profile2 = FALSE;
gboolean have_profile0 = FALSE;
DXGI_FORMAT format = DXGI_FORMAT_UNKNOWN;
GValue vp9_profiles = G_VALUE_INIT;
have_profile2 = gst_d3d11_decoder_get_supported_decoder_profile (decoder,
&profile2_guid, 1, &profile);
if (!have_profile2) {
GST_DEBUG_OBJECT (device,
"decoder does not support VP9_VLD_10BIT_PROFILE2");
} else {
have_profile2 &=
gst_d3d11_decoder_supports_format (decoder, &profile, DXGI_FORMAT_P010);
if (!have_profile2) {
GST_FIXME_OBJECT (device, "device does not support P010 format");
}
}
have_profile0 = gst_d3d11_decoder_get_supported_decoder_profile (decoder,
&profile0_guid, 1, &profile);
if (!have_profile0) {
GST_DEBUG_OBJECT (device, "decoder does not support VP9_VLD_PROFILE0");
} else {
have_profile0 =
gst_d3d11_decoder_supports_format (decoder, &profile, DXGI_FORMAT_NV12);
if (!have_profile0) {
GST_FIXME_OBJECT (device, "device does not support NV12 format");
}
}
if (!have_profile2 && !have_profile0) {
GST_INFO_OBJECT (device, "device does not support VP9 decoding");
return;
}
if (have_profile0) {
profile = *profile0_guid;
format = DXGI_FORMAT_NV12;
} else {
profile = *profile2_guid;
format = DXGI_FORMAT_P010;
}
for (i = 0; i < G_N_ELEMENTS (resolutions_to_check); i++) {
if (gst_d3d11_decoder_supports_resolution (decoder, &profile,
format, resolutions_to_check[i].width,
resolutions_to_check[i].height)) {
max_width = resolutions_to_check[i].width;
max_height = resolutions_to_check[i].height;
GST_DEBUG_OBJECT (device,
"device support resolution %dx%d", max_width, max_height);
} else {
break;
}
}
if (max_width == 0 || max_height == 0) {
GST_WARNING_OBJECT (device, "Couldn't query supported resolution");
return;
}
sink_caps = gst_caps_from_string ("video/x-vp9, alignment = (string) frame");
src_caps = gst_caps_from_string ("video/x-raw("
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY "); video/x-raw");
g_value_init (&vp9_profiles, GST_TYPE_LIST);
if (have_profile0) {
GValue vp9_profile_val = G_VALUE_INIT;
g_value_init (&vp9_profile_val, G_TYPE_STRING);
g_value_set_string (&vp9_profile_val, "0");
gst_value_list_append_and_take_value (&vp9_profiles, &vp9_profile_val);
}
if (have_profile2) {
GValue format_list = G_VALUE_INIT;
GValue format_value = G_VALUE_INIT;
GValue vp9_profile_val = G_VALUE_INIT;
g_value_init (&format_list, GST_TYPE_LIST);
g_value_init (&format_value, G_TYPE_STRING);
g_value_set_string (&format_value, "NV12");
gst_value_list_append_and_take_value (&format_list, &format_value);
g_value_init (&format_value, G_TYPE_STRING);
g_value_set_string (&format_value, "P010_10LE");
gst_value_list_append_and_take_value (&format_list, &format_value);
gst_caps_set_value (src_caps, "format", &format_list);
g_value_unset (&format_list);
g_value_init (&vp9_profile_val, G_TYPE_STRING);
g_value_set_string (&vp9_profile_val, "2");
gst_value_list_append_and_take_value (&vp9_profiles, &vp9_profile_val);
} else {
gst_caps_set_simple (src_caps, "format", G_TYPE_STRING, "NV12", NULL);
}
gst_caps_set_value (sink_caps, "profile", &vp9_profiles);
g_value_unset (&vp9_profiles);
/* To cover both landscape and portrait, select max value */
resolution = MAX (max_width, max_height);
gst_caps_set_simple (sink_caps,
"width", GST_TYPE_INT_RANGE, 64, resolution,
"height", GST_TYPE_INT_RANGE, 64, resolution, NULL);
gst_caps_set_simple (src_caps,
"width", GST_TYPE_INT_RANGE, 64, resolution,
"height", GST_TYPE_INT_RANGE, 64, resolution, NULL);
type_info.class_data =
gst_d3d11_decoder_class_data_new (device, sink_caps, src_caps);
type_name = g_strdup ("GstD3D11Vp9Dec");
feature_name = g_strdup ("d3d11vp9dec");
while (g_type_from_name (type_name)) {
index++;
g_free (type_name);
g_free (feature_name);
type_name = g_strdup_printf ("GstD3D11Vp9Device%dDec", index);
feature_name = g_strdup_printf ("d3d11vp9device%ddec", index);
}
type = g_type_register_static (GST_TYPE_VP9_DECODER,
type_name, &type_info, 0);
/* make lower rank than default device */
if (rank > 0 && index != 0)
rank--;
if (!gst_element_register (plugin, feature_name, rank, type))
GST_WARNING ("Failed to register plugin '%s'", type_name);
g_free (type_name);
g_free (feature_name);
}
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