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vdpau: add mapping for H.264 Constrained Baseline profile and fallback

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Old VDPAU drivers do not support this newly defined profile, so falling
back to Main profile is necessary for backward binary compatibility.

Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Rémi Denis-Courmont 2014-12-13 18:42:21 +02:00 committed by Anton Khirnov
parent 8502c1e9ff
commit 559fa0d41b
2 changed files with 13 additions and 0 deletions
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9
libavcodec/vdpau.c
View File

@ -125,6 +125,15 @@ int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
&max_mb, &max_width, &max_height);
#ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
if (status != VDP_STATUS_OK && profile == VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE) {
/* Run-time backward compatibility for libvdpau 0.8 and earlier */
profile = VDP_DECODER_PROFILE_H264_MAIN;
status = decoder_query_caps(vdctx->device, profile, &supported,
&max_level, &max_mb,
&max_width, &max_height);
}
#endif
if (status != VDP_STATUS_OK)
return vdpau_error(status);

4
libavcodec/vdpau_h264.c
View File

@ -213,6 +213,10 @@ static int vdpau_h264_init(AVCodecContext *avctx)
profile = VDP_DECODER_PROFILE_H264_BASELINE;
break;
case FF_PROFILE_H264_CONSTRAINED_BASELINE:
#ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
profile = VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE;
break;
#endif
case FF_PROFILE_H264_MAIN:
profile = VDP_DECODER_PROFILE_H264_MAIN;
break;