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avcodec/cuviddec: properly take deinterlacing and display delay into account for buffer_full check 

Signed-off-by: Timo Rothenpieler <timo@rothenpieler.org>
This commit is contained in:
Timo Rothenpieler 2018-10-13 23:44:30 +02:00
parent 40c4b9dad0
commit 19546cfef1
1 changed files with 5 additions and 1 deletions
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6
libavcodec/cuviddec.c
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@ -378,7 +378,11 @@ static int cuvid_is_buffer_full(AVCodecContext *avctx)
{
CuvidContext *ctx = avctx->priv_data;
return (av_fifo_size(ctx->frame_queue) / sizeof(CuvidParsedFrame)) + 2 > ctx->nb_surfaces;
int delay = ctx->cuparseinfo.ulMaxDisplayDelay;
if (ctx->deint_mode != cudaVideoDeinterlaceMode_Weave && !ctx->drop_second_field)
delay *= 2;
return (av_fifo_size(ctx->frame_queue) / sizeof(CuvidParsedFrame)) + delay >= ctx->nb_surfaces;
}
static int cuvid_decode_packet(AVCodecContext *avctx, const AVPacket *avpkt)