dxva2_mpeg2.c File Reference

#include "config_components.h"
#include "libavutil/log.h"
#include "dxva2_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
static void	fill_picture_parameters (AVCodecContext *avctx, AVDXVAContext *ctx, const struct MpegEncContext *s, DXVA_PictureParameters *pp)
static void	fill_quantization_matrices (AVCodecContext *avctx, AVDXVAContext *ctx, const struct MpegEncContext *s, DXVA_QmatrixData *qm)
static void	fill_slice (AVCodecContext *avctx, const struct MpegEncContext *s, 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 31 of file dxva2_mpeg2.c.

Function Documentation

fill_picture_parameters()

static void fill_picture_parameters ( AVCodecContext *  avctx, AVDXVAContext *  ctx, const struct MpegEncContext *  s, DXVA_PictureParameters *  pp  )

static

Definition at line 42 of file dxva2_mpeg2.c.

Referenced by dxva2_mpeg2_start_frame().

fill_quantization_matrices()

static void fill_quantization_matrices ( AVCodecContext *  avctx, AVDXVAContext *  ctx, const struct MpegEncContext *  s, DXVA_QmatrixData *  qm  )

static

Definition at line 108 of file dxva2_mpeg2.c.

Referenced by dxva2_mpeg2_start_frame().

fill_slice()

static void fill_slice ( AVCodecContext *  avctx, const struct MpegEncContext *  s, DXVA_SliceInfo *  slice, unsigned  position, const uint8_t *  buffer, unsigned  size  )

static

Definition at line 125 of file dxva2_mpeg2.c.

Referenced by 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 152 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 255 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 277 of file dxva2_mpeg2.c.

dxva2_mpeg2_end_frame()

static int dxva2_mpeg2_end_frame ( AVCodecContext *  avctx )

static

Definition at line 300 of file dxva2_mpeg2.c.