dxva2_hevc.c File Reference

#include "config_components.h"
#include "libavutil/avassert.h"
#include "dxva2_internal.h"
#include "hevc_data.h"
#include "hevcdec.h"

Go to the source code of this file.

Data Structures
struct	hevc_dxva2_picture_context

Macros
#define	MAX_SLICES   256
#define	DO_REF_LIST(ref_idx, ref_list)

Functions
static void	fill_picture_entry (DXVA_PicEntry_HEVC *pic, unsigned index, unsigned flag)
static int	get_refpic_index (const DXVA_PicParams_HEVC *pp, int surface_index)
static void	fill_picture_parameters (const AVCodecContext *avctx, AVDXVAContext *ctx, const HEVCContext *h, DXVA_PicParams_HEVC *pp)
static void	fill_scaling_lists (AVDXVAContext *ctx, const HEVCContext *h, DXVA_Qmatrix_HEVC *qm)
static void	fill_slice_short (DXVA_Slice_HEVC_Short *slice, unsigned position, unsigned size)
static int	commit_bitstream_and_slice_buffer (AVCodecContext *avctx, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *sc)
static int	dxva2_hevc_start_frame (AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
static int	dxva2_hevc_decode_slice (AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
static int	dxva2_hevc_end_frame (AVCodecContext *avctx)

Macro Definition Documentation

MAX_SLICES

#define MAX_SLICES   256

Definition at line 31 of file dxva2_hevc.c.

DO_REF_LIST

#define DO_REF_LIST	(		ref_idx,
			ref_list
	)

Value:

        { \
        const RefPicList *rpl = &h->rps[ref_idx]; \
        for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->ref_list); i++) { \
            const HEVCFrame *frame = NULL; \
            while (!frame && j < rpl->nb_refs) \
                frame = rpl->ref[j++]; \
            if (frame && frame->flags & (HEVC_FRAME_FLAG_LONG_REF | HEVC_FRAME_FLAG_SHORT_REF)) \
                pp->ref_list[i] = get_refpic_index(pp, ff_dxva2_get_surface_index(avctx, ctx, frame->frame)); \
            else \
                pp->ref_list[i] = 0xff; \
        } \
    }

Function Documentation

fill_picture_entry()

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

static

Definition at line 42 of file dxva2_hevc.c.

Referenced by fill_picture_parameters().

get_refpic_index()

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

static

Definition at line 49 of file dxva2_hevc.c.

fill_picture_parameters()

static void fill_picture_parameters ( const AVCodecContext *  avctx, AVDXVAContext *  ctx, const HEVCContext *  h, DXVA_PicParams_HEVC *  pp  )

static

Definition at line 59 of file dxva2_hevc.c.

Referenced by dxva2_hevc_start_frame().

fill_scaling_lists()

static void fill_scaling_lists ( AVDXVAContext *  ctx, const HEVCContext *  h, DXVA_Qmatrix_HEVC *  qm  )

static

Definition at line 202 of file dxva2_hevc.c.

Referenced by dxva2_hevc_start_frame().

fill_slice_short()

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

static

Definition at line 230 of file dxva2_hevc.c.

Referenced by dxva2_hevc_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 239 of file dxva2_hevc.c.

Referenced by dxva2_hevc_end_frame().

dxva2_hevc_start_frame()

static int dxva2_hevc_start_frame ( AVCodecContext *  avctx, av_unused const uint8_t *  buffer, av_unused uint32_t  size  )

static

Definition at line 358 of file dxva2_hevc.c.

dxva2_hevc_decode_slice()

static int dxva2_hevc_decode_slice ( AVCodecContext *  avctx, const uint8_t *  buffer, uint32_t  size  )

static

Definition at line 382 of file dxva2_hevc.c.

dxva2_hevc_end_frame()

static int dxva2_hevc_end_frame ( AVCodecContext *  avctx )

static

Definition at line 405 of file dxva2_hevc.c.