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

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

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);

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;