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Code Issues Releases Activity

dxva2: Retry IDirectXVideoDecoder_BeginFrame()

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If the function returns E_PENDING retry for a fixed number of times.

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Sam Lantinga 2014-01-09 19:59:54 +00:00 committed by Luca Barbato
parent e22ebd04bc
commit 5b2b23f2d6
1 changed files with 12 additions and 5 deletions
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17
libavcodec/dxva2.c
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@ -87,12 +87,19 @@ int ff_dxva2_common_end_frame(AVCodecContext *avctx, Picture *pic,
unsigned buffer_count = 0; unsigned buffer_count = 0;
DXVA2_DecodeBufferDesc buffer[4]; DXVA2_DecodeBufferDesc buffer[4];
DXVA2_DecodeExecuteParams exec = { 0 }; DXVA2_DecodeExecuteParams exec = { 0 };
int result; int result, runs = 0;
HRESULT hr;
if (FAILED(IDirectXVideoDecoder_BeginFrame(ctx->decoder, do {
ff_dxva2_get_surface(pic), hr = IDirectXVideoDecoder_BeginFrame(ctx->decoder,
NULL))) { ff_dxva2_get_surface(pic),
av_log(avctx, AV_LOG_ERROR, "Failed to begin frame\n"); NULL);
if (hr == E_PENDING)
av_usleep(2000);
} while (hr == E_PENDING && ++runs < 50);
if (FAILED(hr)) {
av_log(avctx, AV_LOG_ERROR, "Failed to begin frame: 0x%x\n", hr);
return -1; return -1;
} }