diff options
| author | Philip Langdale <philipl@overt.org> | 2015-06-23 20:37:08 -0700 |
|---|---|---|
| committer | Philip Langdale <philipl@overt.org> | 2015-08-16 15:02:33 -0700 |
| commit | d3eb317b862c3f5653f0ae8dfcb22edf1713ab5b (patch) | |
| tree | cf1852ab09d2be9c0d25c2be339cf9eaae1d54b7 | |
| parent | d90fbde06a800d151c420ca32e4e0a015b9076f9 (diff) | |
ffmpeg_vdpau: Ignore decoder's max supported level
The h264 decoder reports 4.1 as its maximum level, but it will decode
5.1 4K video just fine. In practice, the published level limits in
vdpau do not communicate anything that's actually useful.
| -rw-r--r-- | ffmpeg_vdpau.c | 3 | ||||
| -rw-r--r-- | libavcodec/avcodec.h | 3 |
2 files changed, 5 insertions, 1 deletions
diff --git a/ffmpeg_vdpau.c b/ffmpeg_vdpau.c index b05e557613..92a98eabe8 100644 --- a/ffmpeg_vdpau.c +++ b/ffmpeg_vdpau.c @@ -289,7 +289,8 @@ do { s->hwaccel_context = vdpau_ctx; } else - if (av_vdpau_bind_context(s, ctx->device, ctx->get_proc_address, 0)) + if (av_vdpau_bind_context(s, ctx->device, ctx->get_proc_address, + AV_HWACCEL_FLAG_IGNORE_LEVEL)) goto fail; ctx->get_information_string(&vendor); diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 4222db6939..f09d8f4a6b 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -3715,6 +3715,9 @@ typedef struct AVHWAccel { * Hardware acceleration should be used for decoding even if the codec level * used is unknown or higher than the maximum supported level reported by the * hardware driver. + * + * It's generally a good idea to pass this flag unless you have a specific + * reason not to, as hardware tends to under-report supported levels. */ #define AV_HWACCEL_FLAG_IGNORE_LEVEL (1 << 0) |