static int dxva2_h264_start_frame(AVCodecContext *avctx,
av_unused const uint8_t *buffer,
av_unused uint32_t size)
{
const H264Context *h = avctx->priv_data;
AVDXVAContext *ctx = avctx->hwaccel_context;
struct dxva2_picture_context *ctx_pic = h->cur_pic_ptr->hwaccel_picture_private;
if (DXVA_CONTEXT_DECODER(avctx, ctx) == NULL ||
DXVA_CONTEXT_CFG(avctx, ctx) == NULL ||
DXVA_CONTEXT_COUNT(avctx, ctx) <= 0)
return -1;
assert(ctx_pic);
/* Fill up DXVA_PicParams_H264 */
fill_picture_parameters(avctx, ctx, h, &ctx_pic->pp);
/* Fill up DXVA_Qmatrix_H264 */
fill_scaling_lists(avctx, ctx, h, &ctx_pic->qm);
ctx_pic->slice_count = 0;
ctx_pic->bitstream_size = 0;
ctx_pic->bitstream = NULL;
return 0;
}
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx,
const AVDXVAContext *ctx,
const AVFrame *frame)
{
void *surface = ff_dxva2_get_surface(frame);
unsigned i;
for (i = 0; i < DXVA_CONTEXT_COUNT(avctx, ctx); i++)
if (DXVA_CONTEXT_SURFACE(avctx, ctx, i) == surface)
return i;
assert(0);
return 0;
}
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx,
const AVDXVAContext *ctx,
const AVFrame *frame)
{
void *surface = ff_dxva2_get_surface(frame);
unsigned i;
for (i = 0; i < DXVA_CONTEXT_COUNT(avctx, ctx); i++)
#if CONFIG_D3D11VA
if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD && ctx->d3d11va.surface[i] == surface)
{
D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc;
ID3D11VideoDecoderOutputView_GetDesc(ctx->d3d11va.surface[i], &viewDesc);
return viewDesc.Texture2D.ArraySlice;
}
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD && ctx->dxva2.surface[i] == surface)
return i;
#endif
assert(0);
return 0;
}
