dxva2_mpeg2.c File Reference

#include "config_components.h"
#include "libavutil/log.h"
#include "dxva2_internal.h"
#include "hwaccel_internal.h"
#include "mpegutils.h"
#include "mpegvideodec.h"

Go to the source code of this file.

Data Structures
struct	dxva2_picture_context

Macros
#define	MAX_SLICES   1024

Functions
void	ff_dxva2_mpeg2_fill_picture_parameters (AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_PictureParameters *pp)
void	ff_dxva2_mpeg2_fill_quantization_matrices (AVCodecContext *avctx, AVDXVAContext *ctx, DXVA_QmatrixData *qm)
void	ff_dxva2_mpeg2_fill_slice (AVCodecContext *avctx, DXVA_SliceInfo *slice, unsigned position, const uint8_t *buffer, unsigned size)
static int	commit_bitstream_and_slice_buffer (AVCodecContext *avctx, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *sc)
static int	dxva2_mpeg2_start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
static int	dxva2_mpeg2_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	dxva2_mpeg2_end_frame (AVCodecContext *avctx)

Macro Definition Documentation

MAX_SLICES

#define MAX_SLICES   1024

Definition at line 32 of file dxva2_mpeg2.c.

Function Documentation

ff_dxva2_mpeg2_fill_picture_parameters()

void ff_dxva2_mpeg2_fill_picture_parameters	(	AVCodecContext *	avctx,
		AVDXVAContext *	ctx,
		DXVA_PictureParameters *	pp
	)

Definition at line 43 of file dxva2_mpeg2.c.

Referenced by d3d12va_mpeg2_start_frame(), and dxva2_mpeg2_start_frame().

ff_dxva2_mpeg2_fill_quantization_matrices()

void ff_dxva2_mpeg2_fill_quantization_matrices	(	AVCodecContext *	avctx,
		AVDXVAContext *	ctx,
		DXVA_QmatrixData *	qm
	)

Definition at line 109 of file dxva2_mpeg2.c.

Referenced by d3d12va_mpeg2_start_frame(), and dxva2_mpeg2_start_frame().

ff_dxva2_mpeg2_fill_slice()

void ff_dxva2_mpeg2_fill_slice	(	AVCodecContext *	avctx,
		DXVA_SliceInfo *	slice,
		unsigned	position,
		const uint8_t *	buffer,
		unsigned	size
	)

Definition at line 126 of file dxva2_mpeg2.c.

Referenced by d3d12va_mpeg2_decode_slice(), and dxva2_mpeg2_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 153 of file dxva2_mpeg2.c.

Referenced by dxva2_mpeg2_end_frame().

dxva2_mpeg2_start_frame()

static int dxva2_mpeg2_start_frame ( AVCodecContext *  avctx, av_unused const uint8_t *  buffer, av_unused uint32_t  size  )

static

Definition at line 256 of file dxva2_mpeg2.c.

dxva2_mpeg2_decode_slice()

static int dxva2_mpeg2_decode_slice ( AVCodecContext *  avctx, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 278 of file dxva2_mpeg2.c.

dxva2_mpeg2_end_frame()

static int dxva2_mpeg2_end_frame ( AVCodecContext *  avctx )

static

Definition at line 301 of file dxva2_mpeg2.c.