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gstreamer/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11av1dec.cpp
Seungha Yang df64226e71 d3d11decoder: Do timer based DecoderBeginFrame retry 
... instead of retry count based one, because the precision of Sleep()
varies depending on system and application configuration.
Also, don't retry DecoderBeginFrame if decoder is doing flush.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2886>
2022-08-15 19:16:16 +00:00

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/* GStreamer
* Copyright (C) 2021 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.
*/
/**
* SECTION:element-d3d11av1dec
* @title: d3d11av1dec
*
* A Direct3D11/DXVA based AV1 video decoder
*
* ## Example launch line
* ```
* gst-launch-1.0 filesrc location=/path/to/av1/file ! parsebin ! d3d11av1dec ! d3d11videosink
* ```
*
* Since: 1.20
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gstd3d11av1dec.h"
#include <gst/codecs/gstav1decoder.h>
#include <string.h>
#include <vector>
/* 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_av1_dec_debug);
#define GST_CAT_DEFAULT gst_d3d11_av1_dec_debug
/* Might not be defined in dxva.h, copied from DXVA AV1 spec available at
* https://www.microsoft.com/en-us/download/confirmation.aspx?id=101577
* and modified with "GST_" prefix
*/
#pragma pack(push, 1)
/* AV1 picture entry data structure */
typedef struct _GST_DXVA_PicEntry_AV1
{
UINT width;
UINT height;
// Global motion parameters
INT wmmat[6];
union
{
struct
{
UCHAR wminvalid:1;
UCHAR wmtype:2;
UCHAR Reserved:5;
};
UCHAR GlobalMotionFlags;
} DUMMYUNIONNAME;
UCHAR Index;
UINT16 Reserved16Bits;
} GST_DXVA_PicEntry_AV1;
/* AV1 picture parameters structure */
typedef struct _GST_DXVA_PicParams_AV1
{
UINT width;
UINT height;
UINT max_width;
UINT max_height;
UCHAR CurrPicTextureIndex;
UCHAR superres_denom;
UCHAR bitdepth;
UCHAR seq_profile;
// Tiles:
struct
{
UCHAR cols;
UCHAR rows;
USHORT context_update_id;
USHORT widths[64];
USHORT heights[64];
} tiles;
// Coding Tools
union
{
struct
{
UINT use_128x128_superblock:1;
UINT intra_edge_filter:1;
UINT interintra_compound:1;
UINT masked_compound:1;
UINT warped_motion:1;
UINT dual_filter:1;
UINT jnt_comp:1;
UINT screen_content_tools:1;
UINT integer_mv:1;
UINT cdef:1;
UINT restoration:1;
UINT film_grain:1;
UINT intrabc:1;
UINT high_precision_mv:1;
UINT switchable_motion_mode:1;
UINT filter_intra:1;
UINT disable_frame_end_update_cdf:1;
UINT disable_cdf_update:1;
UINT reference_mode:1;
UINT skip_mode:1;
UINT reduced_tx_set:1;
UINT superres:1;
UINT tx_mode:2;
UINT use_ref_frame_mvs:1;
UINT enable_ref_frame_mvs:1;
UINT reference_frame_update:1;
UINT Reserved:5;
};
UINT32 CodingParamToolFlags;
} coding;
// Format & Picture Info flags
union
{
struct
{
UCHAR frame_type:2;
UCHAR show_frame:1;
UCHAR showable_frame:1;
UCHAR subsampling_x:1;
UCHAR subsampling_y:1;
UCHAR mono_chrome:1;
UCHAR Reserved:1;
};
UCHAR FormatAndPictureInfoFlags;
} format;
// References
UCHAR primary_ref_frame;
UCHAR order_hint;
UCHAR order_hint_bits;
GST_DXVA_PicEntry_AV1 frame_refs[7];
UCHAR RefFrameMapTextureIndex[8];
// Loop filter parameters
struct
{
UCHAR filter_level[2];
UCHAR filter_level_u;
UCHAR filter_level_v;
UCHAR sharpness_level;
union
{
struct
{
UCHAR mode_ref_delta_enabled:1;
UCHAR mode_ref_delta_update:1;
UCHAR delta_lf_multi:1;
UCHAR delta_lf_present:1;
UCHAR Reserved:4;
};
UCHAR ControlFlags;
} DUMMYUNIONNAME;
CHAR ref_deltas[8];
CHAR mode_deltas[2];
UCHAR delta_lf_res;
UCHAR frame_restoration_type[3];
USHORT log2_restoration_unit_size[3];
UINT16 Reserved16Bits;
} loop_filter;
// Quantization
struct
{
union
{
struct
{
UCHAR delta_q_present:1;
UCHAR delta_q_res:2;
UCHAR Reserved:5;
};
UCHAR ControlFlags;
} DUMMYUNIONNAME;
UCHAR base_qindex;
CHAR y_dc_delta_q;
CHAR u_dc_delta_q;
CHAR v_dc_delta_q;
CHAR u_ac_delta_q;
CHAR v_ac_delta_q;
// using_qmatrix:
UCHAR qm_y;
UCHAR qm_u;
UCHAR qm_v;
UINT16 Reserved16Bits;
} quantization;
// Cdef parameters
struct
{
union
{
struct
{
UCHAR damping:2;
UCHAR bits:2;
UCHAR Reserved:4;
};
UCHAR ControlFlags;
} DUMMYUNIONNAME;
union
{
struct
{
UCHAR primary:6;
UCHAR secondary:2;
};
UCHAR combined;
} y_strengths[8];
union
{
struct
{
UCHAR primary:6;
UCHAR secondary:2;
};
UCHAR combined;
} uv_strengths[8];
} cdef;
UCHAR interp_filter;
// Segmentation
struct
{
union
{
struct
{
UCHAR enabled:1;
UCHAR update_map:1;
UCHAR update_data:1;
UCHAR temporal_update:1;
UCHAR Reserved:4;
};
UCHAR ControlFlags;
} DUMMYUNIONNAME;
UCHAR Reserved24Bits[3];
union
{
struct
{
UCHAR alt_q:1;
UCHAR alt_lf_y_v:1;
UCHAR alt_lf_y_h:1;
UCHAR alt_lf_u:1;
UCHAR alt_lf_v:1;
UCHAR ref_frame:1;
UCHAR skip:1;
UCHAR globalmv:1;
};
UCHAR mask;
} feature_mask[8];
SHORT feature_data[8][8];
} segmentation;
struct
{
union
{
struct
{
USHORT apply_grain:1;
USHORT scaling_shift_minus8:2;
USHORT chroma_scaling_from_luma:1;
USHORT ar_coeff_lag:2;
USHORT ar_coeff_shift_minus6:2;
USHORT grain_scale_shift:2;
USHORT overlap_flag:1;
USHORT clip_to_restricted_range:1;
USHORT matrix_coeff_is_identity:1;
USHORT Reserved:3;
};
USHORT ControlFlags;
} DUMMYUNIONNAME;
USHORT grain_seed;
UCHAR scaling_points_y[14][2];
UCHAR num_y_points;
UCHAR scaling_points_cb[10][2];
UCHAR num_cb_points;
UCHAR scaling_points_cr[10][2];
UCHAR num_cr_points;
UCHAR ar_coeffs_y[24];
UCHAR ar_coeffs_cb[25];
UCHAR ar_coeffs_cr[25];
UCHAR cb_mult;
UCHAR cb_luma_mult;
UCHAR cr_mult;
UCHAR cr_luma_mult;
UCHAR Reserved8Bits;
SHORT cb_offset;
SHORT cr_offset;
} film_grain;
UINT Reserved32Bits;
UINT StatusReportFeedbackNumber;
} GST_DXVA_PicParams_AV1;
/* AV1 tile structure */
typedef struct _GST_DXVA_Tile_AV1
{
UINT DataOffset;
UINT DataSize;
USHORT row;
USHORT column;
UINT16 Reserved16Bits;
UCHAR anchor_frame;
UCHAR Reserved8Bits;
} GST_DXVA_Tile_AV1;
/* AV1 status reporting data structure */
typedef struct _GST_DXVA_Status_AV1
{
UINT StatusReportFeedbackNumber;
GST_DXVA_PicEntry_AV1 CurrPic;
UCHAR BufType;
UCHAR Status;
UCHAR Reserved8Bits;
USHORT NumMbsAffected;
} GST_DXVA_Status_AV1;
#pragma pack(pop)
/* *INDENT-OFF* */
typedef struct _GstD3D11AV1DecInner
{
GstD3D11Device *device = nullptr;
GstD3D11Decoder *d3d11_decoder = nullptr;
GstAV1SequenceHeaderOBU seq_hdr;
GST_DXVA_PicParams_AV1 pic_params;
std::vector<GST_DXVA_Tile_AV1> tile_list;
std::vector<guint8> bitstream_buffer;
guint max_width = 0;
guint max_height = 0;
guint bitdepth = 0;
} GstD3D11AV1DecInner;
/* *INDENT-ON* */
typedef struct _GstD3D11AV1Dec
{
GstAV1Decoder parent;
GstD3D11AV1DecInner *inner;
} GstD3D11AV1Dec;
typedef struct _GstD3D11AV1DecClass
{
GstAV1DecoderClass parent_class;
GstD3D11DecoderSubClassData class_data;
} GstD3D11AV1DecClass;
static GstElementClass *parent_class = NULL;
#define GST_D3D11_AV1_DEC(object) ((GstD3D11AV1Dec *) (object))
#define GST_D3D11_AV1_DEC_GET_CLASS(object) \
(G_TYPE_INSTANCE_GET_CLASS ((object),G_TYPE_FROM_INSTANCE (object),GstD3D11AV1DecClass))
static void gst_d3d11_av1_dec_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec);
static void gst_d3d11_av1_dec_finalize (GObject * object);
static void gst_d3d11_av1_dec_set_context (GstElement * element,
GstContext * context);
static gboolean gst_d3d11_av1_dec_open (GstVideoDecoder * decoder);
static gboolean gst_d3d11_av1_dec_close (GstVideoDecoder * decoder);
static gboolean gst_d3d11_av1_dec_negotiate (GstVideoDecoder * decoder);
static gboolean gst_d3d11_av1_dec_decide_allocation (GstVideoDecoder *
decoder, GstQuery * query);
static gboolean gst_d3d11_av1_dec_src_query (GstVideoDecoder * decoder,
GstQuery * query);
static gboolean gst_d3d11_av1_dec_sink_event (GstVideoDecoder * decoder,
GstEvent * event);
/* GstAV1Decoder */
static GstFlowReturn gst_d3d11_av1_dec_new_sequence (GstAV1Decoder * decoder,
const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size);
static GstFlowReturn gst_d3d11_av1_dec_new_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture);
static GstAV1Picture *gst_d3d11_av1_dec_duplicate_picture (GstAV1Decoder *
decoder, GstVideoCodecFrame * frame, GstAV1Picture * picture);
static GstFlowReturn gst_d3d11_av1_dec_start_picture (GstAV1Decoder * decoder,
GstAV1Picture * picture, GstAV1Dpb * dpb);
static GstFlowReturn gst_d3d11_av1_dec_decode_tile (GstAV1Decoder * decoder,
GstAV1Picture * picture, GstAV1Tile * tile);
static GstFlowReturn gst_d3d11_av1_dec_end_picture (GstAV1Decoder * decoder,
GstAV1Picture * picture);
static GstFlowReturn gst_d3d11_av1_dec_output_picture (GstAV1Decoder *
decoder, GstVideoCodecFrame * frame, GstAV1Picture * picture);
static void
gst_d3d11_av1_dec_class_init (GstD3D11AV1DecClass * 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);
GstAV1DecoderClass *av1decoder_class = GST_AV1_DECODER_CLASS (klass);
GstD3D11DecoderClassData *cdata = (GstD3D11DecoderClassData *) data;
gobject_class->get_property = gst_d3d11_av1_dec_get_property;
gobject_class->finalize = gst_d3d11_av1_dec_finalize;
element_class->set_context =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_set_context);
parent_class = (GstElementClass *) g_type_class_peek_parent (klass);
gst_d3d11_decoder_class_data_fill_subclass_data (cdata, &klass->class_data);
/**
* GstD3D11AV1Dec:adapter-luid:
*
* DXGI Adapter LUID for this element
*
* Since: 1.20
*/
gst_d3d11_decoder_proxy_class_init (element_class, cdata,
"Seungha Yang <seungha@centricular.com>");
decoder_class->open = GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_open);
decoder_class->close = GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_close);
decoder_class->negotiate = GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_negotiate);
decoder_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_decide_allocation);
decoder_class->src_query = GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_src_query);
decoder_class->sink_event = GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_sink_event);
av1decoder_class->new_sequence =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_new_sequence);
av1decoder_class->new_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_new_picture);
av1decoder_class->duplicate_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_duplicate_picture);
av1decoder_class->start_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_start_picture);
av1decoder_class->decode_tile =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_decode_tile);
av1decoder_class->end_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_end_picture);
av1decoder_class->output_picture =
GST_DEBUG_FUNCPTR (gst_d3d11_av1_dec_output_picture);
}
static void
gst_d3d11_av1_dec_init (GstD3D11AV1Dec * self)
{
self->inner = new GstD3D11AV1DecInner ();
}
static void
gst_d3d11_av1_dec_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstD3D11AV1DecClass *klass = GST_D3D11_AV1_DEC_GET_CLASS (object);
GstD3D11DecoderSubClassData *cdata = &klass->class_data;
gst_d3d11_decoder_proxy_get_property (object, prop_id, value, pspec, cdata);
}
static void
gst_d3d11_av1_dec_finalize (GObject * object)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (object);
delete self->inner;
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gst_d3d11_av1_dec_set_context (GstElement * element, GstContext * context)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (element);
GstD3D11AV1DecInner *inner = self->inner;
GstD3D11AV1DecClass *klass = GST_D3D11_AV1_DEC_GET_CLASS (self);
GstD3D11DecoderSubClassData *cdata = &klass->class_data;
gst_d3d11_handle_set_context_for_adapter_luid (element,
context, cdata->adapter_luid, &inner->device);
GST_ELEMENT_CLASS (parent_class)->set_context (element, context);
}
static gboolean
gst_d3d11_av1_dec_open (GstVideoDecoder * decoder)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
GstD3D11AV1DecClass *klass = GST_D3D11_AV1_DEC_GET_CLASS (self);
GstD3D11DecoderSubClassData *cdata = &klass->class_data;
if (!gst_d3d11_decoder_proxy_open (decoder,
cdata, &inner->device, &inner->d3d11_decoder)) {
GST_ERROR_OBJECT (self, "Failed to open decoder");
return FALSE;
}
return TRUE;
}
static gboolean
gst_d3d11_av1_dec_close (GstVideoDecoder * decoder)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
gst_clear_object (&inner->d3d11_decoder);
gst_clear_object (&inner->device);
return TRUE;
}
static gboolean
gst_d3d11_av1_dec_negotiate (GstVideoDecoder * decoder)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
if (!gst_d3d11_decoder_negotiate (inner->d3d11_decoder, decoder))
return FALSE;
return GST_VIDEO_DECODER_CLASS (parent_class)->negotiate (decoder);
}
static gboolean
gst_d3d11_av1_dec_decide_allocation (GstVideoDecoder * decoder,
GstQuery * query)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
if (!gst_d3d11_decoder_decide_allocation (inner->d3d11_decoder,
decoder, query)) {
return FALSE;
}
return GST_VIDEO_DECODER_CLASS (parent_class)->decide_allocation
(decoder, query);
}
static gboolean
gst_d3d11_av1_dec_src_query (GstVideoDecoder * decoder, GstQuery * query)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CONTEXT:
if (gst_d3d11_handle_context_query (GST_ELEMENT (decoder),
query, inner->device)) {
return TRUE;
}
break;
default:
break;
}
return GST_VIDEO_DECODER_CLASS (parent_class)->src_query (decoder, query);
}
static gboolean
gst_d3d11_av1_dec_sink_event (GstVideoDecoder * decoder, GstEvent * event)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_FLUSH_START:
if (inner->d3d11_decoder)
gst_d3d11_decoder_set_flushing (inner->d3d11_decoder, decoder, TRUE);
break;
case GST_EVENT_FLUSH_STOP:
if (inner->d3d11_decoder)
gst_d3d11_decoder_set_flushing (inner->d3d11_decoder, decoder, FALSE);
break;
default:
break;
}
return GST_VIDEO_DECODER_CLASS (parent_class)->sink_event (decoder, event);
}
static GstFlowReturn
gst_d3d11_av1_dec_new_sequence (GstAV1Decoder * decoder,
const GstAV1SequenceHeaderOBU * seq_hdr, gint max_dpb_size)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
gboolean modified = FALSE;
guint max_width, max_height;
GST_LOG_OBJECT (self, "new sequence");
if (seq_hdr->seq_profile != GST_AV1_PROFILE_0) {
GST_WARNING_OBJECT (self, "Unsupported profile %d", seq_hdr->seq_profile);
return GST_FLOW_NOT_NEGOTIATED;
}
if (seq_hdr->num_planes != 3) {
GST_WARNING_OBJECT (self, "Monochrome is not supported");
return GST_FLOW_NOT_NEGOTIATED;
}
inner->seq_hdr = *seq_hdr;
if (inner->bitdepth != seq_hdr->bit_depth) {
GST_INFO_OBJECT (self, "Bitdepth changed %d -> %d", inner->bitdepth,
seq_hdr->bit_depth);
inner->bitdepth = seq_hdr->bit_depth;
modified = TRUE;
}
max_width = seq_hdr->max_frame_width_minus_1 + 1;
max_height = seq_hdr->max_frame_height_minus_1 + 1;
if (inner->max_width != max_width || inner->max_height != max_height) {
GST_INFO_OBJECT (self, "Resolution changed %dx%d -> %dx%d",
inner->max_width, inner->max_height, max_width, max_height);
inner->max_width = max_width;
inner->max_height = max_height;
modified = TRUE;
}
if (modified || !gst_d3d11_decoder_is_configured (inner->d3d11_decoder)) {
GstVideoInfo info;
GstVideoFormat out_format = GST_VIDEO_FORMAT_UNKNOWN;
if (inner->bitdepth == 8) {
out_format = GST_VIDEO_FORMAT_NV12;
} else if (inner->bitdepth == 10) {
out_format = GST_VIDEO_FORMAT_P010_10LE;
} else {
GST_WARNING_OBJECT (self, "Invalid bit-depth %d", seq_hdr->bit_depth);
return GST_FLOW_NOT_NEGOTIATED;
}
gst_video_info_set_format (&info,
out_format, inner->max_width, inner->max_height);
if (!gst_d3d11_decoder_configure (inner->d3d11_decoder,
decoder->input_state, &info, 0, 0, (gint) inner->max_width,
(gint) inner->max_height, max_dpb_size)) {
GST_ERROR_OBJECT (self, "Failed to create decoder");
return GST_FLOW_NOT_NEGOTIATED;
}
if (!gst_video_decoder_negotiate (GST_VIDEO_DECODER (self))) {
GST_WARNING_OBJECT (self, "Failed to negotiate with downstream");
return GST_FLOW_NOT_NEGOTIATED;
}
}
return GST_FLOW_OK;
}
static GstFlowReturn
gst_d3d11_av1_dec_new_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
GstBuffer *view_buffer;
view_buffer = gst_d3d11_decoder_get_output_view_buffer (inner->d3d11_decoder,
GST_VIDEO_DECODER (decoder));
if (!view_buffer) {
GST_DEBUG_OBJECT (self, "No available output view buffer");
return GST_FLOW_FLUSHING;
}
GST_LOG_OBJECT (self, "New output view buffer %" GST_PTR_FORMAT, view_buffer);
gst_av1_picture_set_user_data (picture,
view_buffer, (GDestroyNotify) gst_buffer_unref);
GST_LOG_OBJECT (self, "New AV1 picture %p", picture);
return GST_FLOW_OK;
}
static GstAV1Picture *
gst_d3d11_av1_dec_duplicate_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstBuffer *view_buffer;
GstAV1Picture *new_picture;
view_buffer = (GstBuffer *) gst_av1_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_av1_picture_new ();
GST_LOG_OBJECT (self, "Duplicate output with buffer %" GST_PTR_FORMAT,
view_buffer);
gst_av1_picture_set_user_data (new_picture,
gst_buffer_ref (view_buffer), (GDestroyNotify) gst_buffer_unref);
return new_picture;
}
static ID3D11VideoDecoderOutputView *
gst_d3d11_av1_dec_get_output_view_from_picture (GstD3D11AV1Dec * self,
GstAV1Picture * picture, guint8 * view_id)
{
GstD3D11AV1DecInner *inner = self->inner;
GstBuffer *view_buffer;
ID3D11VideoDecoderOutputView *view;
view_buffer = (GstBuffer *) gst_av1_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 (inner->d3d11_decoder,
view_buffer, view_id);
if (!view) {
GST_DEBUG_OBJECT (self, "current picture does not have output view handle");
return NULL;
}
return view;
}
static GstFlowReturn
gst_d3d11_av1_dec_start_picture (GstAV1Decoder * decoder,
GstAV1Picture * picture, GstAV1Dpb * dpb)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
const GstAV1SequenceHeaderOBU *seq_hdr = &inner->seq_hdr;
const GstAV1FrameHeaderOBU *frame_hdr = &picture->frame_hdr;
ID3D11VideoDecoderOutputView *view;
GST_DXVA_PicParams_AV1 *pic_params = &inner->pic_params;
guint8 view_id = 0xff;
guint i, j;
view = gst_d3d11_av1_dec_get_output_view_from_picture (self, picture,
&view_id);
if (!view) {
GST_ERROR_OBJECT (self, "current picture does not have output view handle");
return GST_FLOW_OK;
}
memset (pic_params, 0, sizeof (GST_DXVA_PicParams_AV1));
pic_params->width = frame_hdr->frame_width;
pic_params->height = frame_hdr->frame_height;
pic_params->max_width = seq_hdr->max_frame_width_minus_1 + 1;
pic_params->max_height = seq_hdr->max_frame_height_minus_1 + 1;
pic_params->CurrPicTextureIndex = view_id;
pic_params->superres_denom = frame_hdr->superres_denom;
pic_params->bitdepth = seq_hdr->bit_depth;
pic_params->seq_profile = seq_hdr->seq_profile;
/* TILES */
pic_params->tiles.cols = frame_hdr->tile_info.tile_cols;
pic_params->tiles.rows = frame_hdr->tile_info.tile_rows;
pic_params->tiles.context_update_id =
frame_hdr->tile_info.context_update_tile_id;
for (i = 0; i < pic_params->tiles.cols; i++) {
pic_params->tiles.widths[i] =
frame_hdr->tile_info.width_in_sbs_minus_1[i] + 1;
}
for (i = 0; i < pic_params->tiles.rows; i++) {
pic_params->tiles.heights[i] =
frame_hdr->tile_info.height_in_sbs_minus_1[i] + 1;
}
/* CODING TOOLS */
pic_params->coding.use_128x128_superblock = seq_hdr->use_128x128_superblock;
pic_params->coding.intra_edge_filter = seq_hdr->enable_filter_intra;
pic_params->coding.interintra_compound = seq_hdr->enable_interintra_compound;
pic_params->coding.masked_compound = seq_hdr->enable_masked_compound;
pic_params->coding.warped_motion = frame_hdr->allow_warped_motion;
pic_params->coding.dual_filter = seq_hdr->enable_dual_filter;
pic_params->coding.jnt_comp = seq_hdr->enable_jnt_comp;
pic_params->coding.screen_content_tools =
frame_hdr->allow_screen_content_tools;
pic_params->coding.integer_mv = frame_hdr->force_integer_mv;
pic_params->coding.cdef = seq_hdr->enable_cdef;
pic_params->coding.restoration = seq_hdr->enable_restoration;
pic_params->coding.film_grain = seq_hdr->film_grain_params_present;
pic_params->coding.intrabc = frame_hdr->allow_intrabc;
pic_params->coding.high_precision_mv = frame_hdr->allow_high_precision_mv;
pic_params->coding.switchable_motion_mode =
frame_hdr->is_motion_mode_switchable;
pic_params->coding.filter_intra = seq_hdr->enable_filter_intra;
pic_params->coding.disable_frame_end_update_cdf =
frame_hdr->disable_frame_end_update_cdf;
pic_params->coding.disable_cdf_update = frame_hdr->disable_cdf_update;
pic_params->coding.reference_mode = frame_hdr->reference_select;
pic_params->coding.skip_mode = frame_hdr->skip_mode_present;
pic_params->coding.reduced_tx_set = frame_hdr->reduced_tx_set;
pic_params->coding.superres = frame_hdr->use_superres;
pic_params->coding.tx_mode = frame_hdr->tx_mode;
pic_params->coding.use_ref_frame_mvs = frame_hdr->use_ref_frame_mvs;
pic_params->coding.enable_ref_frame_mvs = seq_hdr->enable_ref_frame_mvs;
pic_params->coding.reference_frame_update = 1;
/* FORMAT */
pic_params->format.frame_type = frame_hdr->frame_type;
pic_params->format.show_frame = frame_hdr->show_frame;
pic_params->format.showable_frame = frame_hdr->showable_frame;
pic_params->format.subsampling_x = seq_hdr->color_config.subsampling_x;
pic_params->format.subsampling_y = seq_hdr->color_config.subsampling_y;
pic_params->format.mono_chrome = seq_hdr->color_config.mono_chrome;
/* REFERENCES */
pic_params->primary_ref_frame = frame_hdr->primary_ref_frame;
pic_params->order_hint = frame_hdr->order_hint;
if (seq_hdr->enable_order_hint) {
pic_params->order_hint_bits = seq_hdr->order_hint_bits_minus_1 + 1;
} else {
pic_params->order_hint_bits = 0;
}
for (i = 0; i < GST_AV1_REFS_PER_FRAME; i++) {
if (dpb->pic_list[i]) {
GstAV1Picture *other_pic = dpb->pic_list[i];
const GstAV1GlobalMotionParams *gmp = &frame_hdr->global_motion_params;
pic_params->frame_refs[i].width = other_pic->frame_hdr.frame_width;
pic_params->frame_refs[i].height = other_pic->frame_hdr.frame_height;
for (j = 0; j < 6; j++) {
pic_params->frame_refs[i].wmmat[j] =
gmp->gm_params[GST_AV1_REF_LAST_FRAME + i][j];
}
pic_params->frame_refs[i].wminvalid =
(gmp->gm_type[GST_AV1_REF_LAST_FRAME + i] ==
GST_AV1_WARP_MODEL_IDENTITY);
pic_params->frame_refs[i].wmtype =
gmp->gm_type[GST_AV1_REF_LAST_FRAME + i];
pic_params->frame_refs[i].Index = frame_hdr->ref_frame_idx[i];
} else {
pic_params->frame_refs[i].Index = 0xff;
}
}
for (i = 0; i < GST_AV1_NUM_REF_FRAMES; i++) {
if (dpb->pic_list[i]) {
GstAV1Picture *other_pic = dpb->pic_list[i];
ID3D11VideoDecoderOutputView *other_view;
guint8 other_view_id = 0xff;
other_view = gst_d3d11_av1_dec_get_output_view_from_picture (self,
other_pic, &other_view_id);
if (!other_view) {
GST_ERROR_OBJECT (self,
"current picture does not have output view handle");
return GST_FLOW_ERROR;
}
pic_params->RefFrameMapTextureIndex[i] = other_view_id;
} else {
pic_params->RefFrameMapTextureIndex[i] = 0xff;
}
}
/* LOOP FILTER PARAMS */
pic_params->loop_filter.filter_level[0] =
frame_hdr->loop_filter_params.loop_filter_level[0];
pic_params->loop_filter.filter_level[1] =
frame_hdr->loop_filter_params.loop_filter_level[1];
pic_params->loop_filter.filter_level_u =
frame_hdr->loop_filter_params.loop_filter_level[2];
pic_params->loop_filter.filter_level_v =
frame_hdr->loop_filter_params.loop_filter_level[3];
pic_params->loop_filter.sharpness_level =
frame_hdr->loop_filter_params.loop_filter_sharpness;
pic_params->loop_filter.mode_ref_delta_enabled =
frame_hdr->loop_filter_params.loop_filter_delta_enabled;
pic_params->loop_filter.mode_ref_delta_update =
frame_hdr->loop_filter_params.loop_filter_delta_update;
pic_params->loop_filter.delta_lf_multi =
frame_hdr->loop_filter_params.delta_lf_multi;
pic_params->loop_filter.delta_lf_present =
frame_hdr->loop_filter_params.delta_lf_present;
for (i = 0; i < GST_AV1_TOTAL_REFS_PER_FRAME; i++) {
pic_params->loop_filter.ref_deltas[i] =
frame_hdr->loop_filter_params.loop_filter_ref_deltas[i];
}
for (i = 0; i < 2; i++) {
pic_params->loop_filter.mode_deltas[i] =
frame_hdr->loop_filter_params.loop_filter_mode_deltas[i];
}
pic_params->loop_filter.delta_lf_res =
frame_hdr->loop_filter_params.delta_lf_res;
for (i = 0; i < GST_AV1_MAX_NUM_PLANES; i++) {
pic_params->loop_filter.frame_restoration_type[i] =
frame_hdr->loop_restoration_params.frame_restoration_type[i];
}
if (frame_hdr->loop_restoration_params.uses_lr) {
pic_params->loop_filter.log2_restoration_unit_size[0] =
(6 + frame_hdr->loop_restoration_params.lr_unit_shift);
pic_params->loop_filter.log2_restoration_unit_size[1] =
pic_params->loop_filter.log2_restoration_unit_size[2] =
(6 + frame_hdr->loop_restoration_params.lr_unit_shift -
frame_hdr->loop_restoration_params.lr_uv_shift);
} else {
pic_params->loop_filter.log2_restoration_unit_size[0] =
pic_params->loop_filter.log2_restoration_unit_size[1] =
pic_params->loop_filter.log2_restoration_unit_size[2] = 8;
}
/* QUANTIZATION */
pic_params->quantization.delta_q_present =
frame_hdr->quantization_params.delta_q_present;
pic_params->quantization.delta_q_res =
frame_hdr->quantization_params.delta_q_res;
pic_params->quantization.base_qindex =
frame_hdr->quantization_params.base_q_idx;
pic_params->quantization.y_dc_delta_q =
frame_hdr->quantization_params.delta_q_y_dc;
pic_params->quantization.u_dc_delta_q =
frame_hdr->quantization_params.delta_q_u_dc;
pic_params->quantization.v_dc_delta_q =
frame_hdr->quantization_params.delta_q_v_dc;
pic_params->quantization.u_ac_delta_q =
frame_hdr->quantization_params.delta_q_u_ac;
pic_params->quantization.v_ac_delta_q =
frame_hdr->quantization_params.delta_q_v_ac;
if (frame_hdr->quantization_params.using_qmatrix) {
pic_params->quantization.qm_y = frame_hdr->quantization_params.qm_y;
pic_params->quantization.qm_u = frame_hdr->quantization_params.qm_u;
pic_params->quantization.qm_v = frame_hdr->quantization_params.qm_v;
} else {
pic_params->quantization.qm_y = 0xff;
pic_params->quantization.qm_u = 0xff;
pic_params->quantization.qm_v = 0xff;
}
/* Cdef params */
pic_params->cdef.damping = frame_hdr->cdef_params.cdef_damping - 3;
pic_params->cdef.bits = frame_hdr->cdef_params.cdef_bits;
for (i = 0; i < GST_AV1_CDEF_MAX; i++) {
guint8 secondary;
pic_params->cdef.y_strengths[i].primary =
frame_hdr->cdef_params.cdef_y_pri_strength[i];
secondary = frame_hdr->cdef_params.cdef_y_sec_strength[i];
if (secondary == 4)
secondary--;
pic_params->cdef.y_strengths[i].secondary = secondary;
pic_params->cdef.uv_strengths[i].primary =
frame_hdr->cdef_params.cdef_uv_pri_strength[i];
secondary = frame_hdr->cdef_params.cdef_uv_sec_strength[i];
if (secondary == 4)
secondary--;
pic_params->cdef.uv_strengths[i].secondary = secondary;
}
pic_params->interp_filter = frame_hdr->interpolation_filter;
/* SEGMENTATION */
pic_params->segmentation.enabled =
frame_hdr->segmentation_params.segmentation_enabled;
pic_params->segmentation.update_map =
frame_hdr->segmentation_params.segmentation_update_map;
pic_params->segmentation.update_data =
frame_hdr->segmentation_params.segmentation_update_data;
pic_params->segmentation.temporal_update =
frame_hdr->segmentation_params.segmentation_temporal_update;
for (i = 0; i < GST_AV1_MAX_SEGMENTS; i++) {
for (j = 0; j < GST_AV1_SEG_LVL_MAX; j++) {
pic_params->segmentation.feature_mask[i].mask |=
(frame_hdr->segmentation_params.feature_enabled[i][j] << j);
pic_params->segmentation.feature_data[i][j] =
frame_hdr->segmentation_params.feature_data[i][j];
}
}
/* FILM GRAIN */
if (frame_hdr->film_grain_params.apply_grain) {
pic_params->film_grain.apply_grain = 1;
pic_params->film_grain.scaling_shift_minus8 =
frame_hdr->film_grain_params.grain_scaling_minus_8;
pic_params->film_grain.chroma_scaling_from_luma =
frame_hdr->film_grain_params.chroma_scaling_from_luma;
pic_params->film_grain.ar_coeff_lag =
frame_hdr->film_grain_params.ar_coeff_lag;
pic_params->film_grain.ar_coeff_shift_minus6 =
frame_hdr->film_grain_params.ar_coeff_shift_minus_6;
pic_params->film_grain.grain_scale_shift =
frame_hdr->film_grain_params.grain_scale_shift;
pic_params->film_grain.overlap_flag =
frame_hdr->film_grain_params.overlap_flag;
pic_params->film_grain.clip_to_restricted_range =
frame_hdr->film_grain_params.clip_to_restricted_range;
pic_params->film_grain.matrix_coeff_is_identity =
(seq_hdr->color_config.matrix_coefficients == GST_AV1_MC_IDENTITY);
pic_params->film_grain.grain_seed = frame_hdr->film_grain_params.grain_seed;
for (i = 0; i < frame_hdr->film_grain_params.num_y_points && i < 14; i++) {
pic_params->film_grain.scaling_points_y[i][0] =
frame_hdr->film_grain_params.point_y_value[i];
pic_params->film_grain.scaling_points_y[i][1] =
frame_hdr->film_grain_params.point_y_scaling[i];
}
pic_params->film_grain.num_y_points =
frame_hdr->film_grain_params.num_y_points;
for (i = 0; i < frame_hdr->film_grain_params.num_cb_points && i < 10; i++) {
pic_params->film_grain.scaling_points_cb[i][0] =
frame_hdr->film_grain_params.point_cb_value[i];
pic_params->film_grain.scaling_points_cb[i][1] =
frame_hdr->film_grain_params.point_cb_scaling[i];
}
pic_params->film_grain.num_cb_points =
frame_hdr->film_grain_params.num_cb_points;
for (i = 0; i < frame_hdr->film_grain_params.num_cr_points && i < 10; i++) {
pic_params->film_grain.scaling_points_cr[i][0] =
frame_hdr->film_grain_params.point_cr_value[i];
pic_params->film_grain.scaling_points_cr[i][1] =
frame_hdr->film_grain_params.point_cr_scaling[i];
}
pic_params->film_grain.num_cr_points =
frame_hdr->film_grain_params.num_cr_points;
for (i = 0; i < 24; i++) {
pic_params->film_grain.ar_coeffs_y[i] =
frame_hdr->film_grain_params.ar_coeffs_y_plus_128[i];
}
for (i = 0; i < 25; i++) {
pic_params->film_grain.ar_coeffs_cb[i] =
frame_hdr->film_grain_params.ar_coeffs_cb_plus_128[i];
pic_params->film_grain.ar_coeffs_cr[i] =
frame_hdr->film_grain_params.ar_coeffs_cr_plus_128[i];
}
pic_params->film_grain.cb_mult = frame_hdr->film_grain_params.cb_mult;
pic_params->film_grain.cb_luma_mult =
frame_hdr->film_grain_params.cb_luma_mult;
pic_params->film_grain.cr_mult = frame_hdr->film_grain_params.cr_mult;
pic_params->film_grain.cr_luma_mult =
frame_hdr->film_grain_params.cr_luma_mult;
pic_params->film_grain.cb_offset = frame_hdr->film_grain_params.cb_offset;
pic_params->film_grain.cr_offset = frame_hdr->film_grain_params.cr_offset;
}
inner->bitstream_buffer.resize (0);
inner->tile_list.resize (0);
return GST_FLOW_OK;
}
static GstFlowReturn
gst_d3d11_av1_dec_decode_tile (GstAV1Decoder * decoder,
GstAV1Picture * picture, GstAV1Tile * tile)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
GstAV1TileGroupOBU *tile_group = &tile->tile_group;
if (tile_group->num_tiles > inner->tile_list.size ())
inner->tile_list.resize (tile_group->num_tiles);
g_assert (tile_group->tg_end < inner->tile_list.size ());
GST_LOG_OBJECT (self, "Decode tile, tile count %d (start: %d - end: %d)",
tile_group->num_tiles, tile_group->tg_start, tile_group->tg_end);
for (guint i = tile_group->tg_start; i <= tile_group->tg_end; i++) {
GST_DXVA_Tile_AV1 *dxva_tile = &inner->tile_list[i];
GST_TRACE_OBJECT (self,
"Tile offset %d, size %d, row %d, col %d",
tile_group->entry[i].tile_offset, tile_group->entry[i].tile_size,
tile_group->entry[i].tile_row, tile_group->entry[i].tile_col);
dxva_tile->DataOffset = inner->bitstream_buffer.size () +
tile_group->entry[i].tile_offset;
dxva_tile->DataSize = tile_group->entry[i].tile_size;
dxva_tile->row = tile_group->entry[i].tile_row;
dxva_tile->column = tile_group->entry[i].tile_col;
/* TODO: used for tile list OBU */
dxva_tile->anchor_frame = 0xff;
}
GST_TRACE_OBJECT (self, "OBU size %d", tile->obu.obu_size);
size_t pos = inner->bitstream_buffer.size ();
inner->bitstream_buffer.resize (pos + tile->obu.obu_size);
memcpy (&inner->bitstream_buffer[0] + pos,
tile->obu.data, tile->obu.obu_size);
return GST_FLOW_OK;
}
static GstFlowReturn
gst_d3d11_av1_dec_end_picture (GstAV1Decoder * decoder, GstAV1Picture * picture)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
ID3D11VideoDecoderOutputView *view;
guint8 view_id = 0xff;
size_t bitstream_buffer_size;
size_t bitstream_pos;
GstD3D11DecodeInputStreamArgs input_args;
if (inner->bitstream_buffer.empty () || inner->tile_list.empty ()) {
GST_ERROR_OBJECT (self, "No bitstream buffer to submit");
return GST_FLOW_ERROR;
}
view = gst_d3d11_av1_dec_get_output_view_from_picture (self, picture,
&view_id);
if (!view) {
GST_ERROR_OBJECT (self, "current picture does not have output view handle");
return GST_FLOW_ERROR;
}
memset (&input_args, 0, sizeof (GstD3D11DecodeInputStreamArgs));
bitstream_pos = inner->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 */
inner->bitstream_buffer.resize (bitstream_buffer_size, 0);
GST_DXVA_Tile_AV1 & tile = inner->tile_list.back ();
tile.DataSize += padding;
}
input_args.picture_params = &inner->pic_params;
input_args.picture_params_size = sizeof (GST_DXVA_PicParams_AV1);
input_args.slice_control = &inner->tile_list[0];
input_args.slice_control_size =
sizeof (GST_DXVA_Tile_AV1) * inner->tile_list.size ();
input_args.bitstream = &inner->bitstream_buffer[0];
input_args.bitstream_size = inner->bitstream_buffer.size ();
return gst_d3d11_decoder_decode_frame (inner->d3d11_decoder,
view, &input_args);
}
static GstFlowReturn
gst_d3d11_av1_dec_output_picture (GstAV1Decoder * decoder,
GstVideoCodecFrame * frame, GstAV1Picture * picture)
{
GstD3D11AV1Dec *self = GST_D3D11_AV1_DEC (decoder);
GstD3D11AV1DecInner *inner = self->inner;
GstVideoDecoder *vdec = GST_VIDEO_DECODER (decoder);
GstBuffer *view_buffer;
GST_LOG_OBJECT (self, "Outputting picture %p, %dx%d", picture,
picture->frame_hdr.render_width, picture->frame_hdr.render_height);
view_buffer = (GstBuffer *) gst_av1_picture_get_user_data (picture);
if (!view_buffer) {
GST_ERROR_OBJECT (self, "Could not get output view");
goto error;
}
if (!gst_d3d11_decoder_process_output (inner->d3d11_decoder, vdec,
picture->frame_hdr.render_width, picture->frame_hdr.render_height,
view_buffer, &frame->output_buffer)) {
GST_ERROR_OBJECT (self, "Failed to copy buffer");
goto error;
}
gst_av1_picture_unref (picture);
return gst_video_decoder_finish_frame (vdec, frame);
error:
gst_av1_picture_unref (picture);
gst_video_decoder_release_frame (vdec, frame);
return GST_FLOW_ERROR;
}
void
gst_d3d11_av1_dec_register (GstPlugin * plugin, GstD3D11Device * device,
guint rank)
{
GType type;
gchar *type_name;
gchar *feature_name;
guint index = 0;
guint i;
GTypeInfo type_info = {
sizeof (GstD3D11AV1DecClass),
NULL,
NULL,
(GClassInitFunc) gst_d3d11_av1_dec_class_init,
NULL,
NULL,
sizeof (GstD3D11AV1Dec),
0,
(GInstanceInitFunc) gst_d3d11_av1_dec_init,
};
const GUID *profile_guid = NULL;
GstCaps *sink_caps = NULL;
GstCaps *src_caps = NULL;
guint max_width = 0;
guint max_height = 0;
guint resolution;
gboolean have_p010 = FALSE;
gboolean have_gray = FALSE;
gboolean have_gray10 = FALSE;
if (!gst_d3d11_decoder_get_supported_decoder_profile (device,
GST_DXVA_CODEC_AV1, GST_VIDEO_FORMAT_NV12, &profile_guid)) {
GST_INFO_OBJECT (device, "device does not support AV1 decoding");
return;
}
have_p010 = gst_d3d11_decoder_supports_format (device,
profile_guid, DXGI_FORMAT_P010);
have_gray = gst_d3d11_decoder_supports_format (device,
profile_guid, DXGI_FORMAT_R8_UNORM);
have_gray10 = gst_d3d11_decoder_supports_format (device,
profile_guid, DXGI_FORMAT_R16_UNORM);
GST_INFO_OBJECT (device, "Decoder support P010: %d, R8: %d, R16: %d",
have_p010, have_gray, have_gray10);
/* TODO: add test monochrome formats */
for (i = 0; i < G_N_ELEMENTS (gst_dxva_resolutions); i++) {
if (gst_d3d11_decoder_supports_resolution (device, profile_guid,
DXGI_FORMAT_NV12, gst_dxva_resolutions[i].width,
gst_dxva_resolutions[i].height)) {
max_width = gst_dxva_resolutions[i].width;
max_height = gst_dxva_resolutions[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-av1, "
"alignment = (string) frame, profile = (string) main");
src_caps = gst_caps_from_string ("video/x-raw("
GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY "); video/x-raw");
if (have_p010) {
GValue format_list = G_VALUE_INIT;
GValue format_value = 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);
} else {
gst_caps_set_simple (src_caps, "format", G_TYPE_STRING, "NV12", NULL);
}
/* To cover both landscape and portrait, select max value */
resolution = MAX (max_width, max_height);
type_info.class_data =
gst_d3d11_decoder_class_data_new (device, GST_DXVA_CODEC_AV1,
sink_caps, src_caps, resolution);
type_name = g_strdup ("GstD3D11AV1Dec");
feature_name = g_strdup ("d3d11av1dec");
while (g_type_from_name (type_name)) {
index++;
g_free (type_name);
g_free (feature_name);
type_name = g_strdup_printf ("GstD3D11AV1Device%dDec", index);
feature_name = g_strdup_printf ("d3d11av1device%ddec", index);
}
type = g_type_register_static (GST_TYPE_AV1_DECODER,
type_name, &type_info, (GTypeFlags) 0);
/* make lower rank than default device */
if (rank > 0 && index != 0)
rank--;
if (index != 0)
gst_element_type_set_skip_documentation (type);
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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