dxva2_hevc.c File Reference

#include "libavutil/avassert.h"
#include "dxva2_internal.h"
#include "hevc.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 (struct dxva_context *ctx, const HEVCContext *h, DXVA_PicParams_HEVC *pp)
static void	fill_scaling_lists (struct dxva_context *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, DXVA2_DecodeBufferDesc *bs, DXVA2_DecodeBufferDesc *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)

Variables
AVHWAccel	ff_hevc_dxva2_hwaccel

Macro Definition Documentation

#define MAX_SLICES   256

Definition at line 28 of file dxva2_hevc.c.

Referenced by dxva2_h264_decode_slice(), dxva2_hevc_decode_slice(), ff_h264_decode_slice_header(), fill_filter_caches_inter(), read_header(), and update_thread_context().

#define DO_REF_LIST	(		ref_idx,
			ref_list
	)

Value:

{ \
        const RefPicList *rpl = &h->rps[ref_idx]; \
        av_assert0(rpl->nb_refs <= FF_ARRAY_ELEMS(pp->ref_list)); \
        for (j = 0, k = 0; j < rpl->nb_refs; j++) { \
            if (rpl->ref[j]) { \
                pp->ref_list[k] = get_refpic_index(pp, ff_dxva2_get_surface_index(ctx, rpl->ref[j]->frame)); \
                k++; \
            } \
        } \
    }

Referenced by fill_picture_parameters().

Function Documentation

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

static

Definition at line 39 of file dxva2_hevc.c.

Referenced by fill_picture_parameters().

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

static

Definition at line 46 of file dxva2_hevc.c.

static void fill_picture_parameters ( struct dxva_context *  ctx, const HEVCContext *  h, DXVA_PicParams_HEVC *  pp  )

static

Definition at line 56 of file dxva2_hevc.c.

Referenced by dxva2_hevc_start_frame().

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

static

Definition at line 193 of file dxva2_hevc.c.

Referenced by dxva2_hevc_start_frame().

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

static

Definition at line 221 of file dxva2_hevc.c.

Referenced by dxva2_hevc_decode_slice().

static int commit_bitstream_and_slice_buffer ( AVCodecContext *  avctx, DXVA2_DecodeBufferDesc *  bs, DXVA2_DecodeBufferDesc *  sc  )

static

Definition at line 230 of file dxva2_hevc.c.

Referenced by dxva2_hevc_end_frame().

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

static

Definition at line 308 of file dxva2_hevc.c.

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

static

Definition at line 332 of file dxva2_hevc.c.

static int dxva2_hevc_end_frame ( AVCodecContext *  avctx )

static

Definition at line 355 of file dxva2_hevc.c.

Variable Documentation

AVHWAccel ff_hevc_dxva2_hwaccel

Initial value:

= {
    .name           = "hevc_dxva2",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_HEVC,
    .pix_fmt        = AV_PIX_FMT_DXVA2_VLD,
    .start_frame    = dxva2_hevc_start_frame,
    .decode_slice   = dxva2_hevc_decode_slice,
    .end_frame      = dxva2_hevc_end_frame,
    .frame_priv_data_size = sizeof(struct hevc_dxva2_picture_context),
}

Definition at line 372 of file dxva2_hevc.c.