dxva2_h264.c File Reference

#include "config_components.h"
#include "libavutil/avassert.h"
#include "dxva2_internal.h"
#include "h264dec.h"
#include "h264data.h"
#include "h264_ps.h"
#include "hwaccel_internal.h"
#include "mpegutils.h"

Go to the source code of this file.

Data Structures
struct	dxva2_picture_context

Functions
static void	fill_picture_entry (DXVA_PicEntry_H264 *pic, unsigned index, unsigned flag)
void	ff_dxva2_h264_fill_picture_parameters (const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PicParams_H264 *pp)
void	ff_dxva2_h264_fill_scaling_lists (const AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_Qmatrix_H264 *qm)
static int	is_slice_short (const AVCodecContext *avctx, AVDXVAContext *ctx)
static void	fill_slice_short (DXVA_Slice_H264_Short *slice, unsigned position, unsigned size)
static int	get_refpic_index (const DXVA_PicParams_H264 *pp, int surface_index)
static void	fill_slice_long (AVCodecContext *avctx, DXVA_Slice_H264_Long *slice, const DXVA_PicParams_H264 *pp, unsigned position, unsigned size)
static int	commit_bitstream_and_slice_buffer (AVCodecContext *avctx, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *sc)
static int	dxva2_h264_start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
static int	dxva2_h264_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	dxva2_h264_end_frame (AVCodecContext *avctx)

Function Documentation

fill_picture_entry()

static void fill_picture_entry ( DXVA_PicEntry_H264 *  pic, unsigned  index, unsigned  flag  )

static

Definition at line 44 of file dxva2_h264.c.

Referenced by ff_dxva2_h264_fill_picture_parameters(), and fill_slice_long().

ff_dxva2_h264_fill_picture_parameters()

void ff_dxva2_h264_fill_picture_parameters	(	const AVCodecContext *	avctx,
		AVDXVAContext *	ctx,
		DXVA_PicParams_H264 *	pp
	)

Definition at line 51 of file dxva2_h264.c.

Referenced by d3d12va_h264_start_frame(), and dxva2_h264_start_frame().

ff_dxva2_h264_fill_scaling_lists()

void ff_dxva2_h264_fill_scaling_lists	(	const AVCodecContext *	avctx,
		AVDXVAContext *	ctx,
		DXVA_Qmatrix_H264 *	qm
	)

Definition at line 168 of file dxva2_h264.c.

Referenced by d3d12va_h264_start_frame(), and dxva2_h264_start_frame().

is_slice_short()

static int is_slice_short ( const AVCodecContext *  avctx, AVDXVAContext *  ctx  )

static

Definition at line 195 of file dxva2_h264.c.

Referenced by commit_bitstream_and_slice_buffer(), and dxva2_h264_decode_slice().

fill_slice_short()

static void fill_slice_short ( DXVA_Slice_H264_Short *  slice, unsigned  position, unsigned  size  )

static

Definition at line 202 of file dxva2_h264.c.

Referenced by dxva2_h264_decode_slice().

get_refpic_index()

static int get_refpic_index ( const DXVA_PicParams_H264 *  pp, int  surface_index  )

static

Definition at line 211 of file dxva2_h264.c.

Referenced by fill_slice_long().

fill_slice_long()

static void fill_slice_long ( AVCodecContext *  avctx, DXVA_Slice_H264_Long *  slice, const DXVA_PicParams_H264 *  pp, unsigned  position, unsigned  size  )

static

Definition at line 221 of file dxva2_h264.c.

Referenced by dxva2_h264_decode_slice().

commit_bitstream_and_slice_buffer()

static int commit_bitstream_and_slice_buffer ( AVCodecContext *  avctx, DECODER_BUFFER_DESC *  bs, DECODER_BUFFER_DESC *  sc  )

static

Definition at line 302 of file dxva2_h264.c.

Referenced by dxva2_h264_end_frame().

dxva2_h264_start_frame()

static int dxva2_h264_start_frame ( AVCodecContext *  avctx, av_unused const uint8_t *  buffer, av_unused uint32_t  size  )

static

Definition at line 446 of file dxva2_h264.c.

dxva2_h264_decode_slice()

static int dxva2_h264_decode_slice ( AVCodecContext *  avctx, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 470 of file dxva2_h264.c.

dxva2_h264_end_frame()

static int dxva2_h264_end_frame ( AVCodecContext *  avctx )

static

Definition at line 502 of file dxva2_h264.c.