On Mon, 27 Mar 2017 21:38:10 +0100 Mark Thompson <s...@jkqxz.net> wrote:
> --- > For naughty people only - this won't be set by default anywhere. > > > doc/APIchanges | 3 +++ > libavcodec/avcodec.h | 14 ++++++++++++++ > 2 files changed, 17 insertions(+) > > diff --git a/doc/APIchanges b/doc/APIchanges > index a0ca3b7ac..5da821c90 100644 > --- a/doc/APIchanges > +++ b/doc/APIchanges > @@ -13,6 +13,9 @@ libavutil: 2017-03-23 > > API changes, most recent first: > > +2017-04-xx - xxxxxxx - lavc 58.x.y+1 - avcodec.h > + Add AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH. > + > 2017-03-xx - xxxxxxx - lavc 57.37.0 - avcodec.h > Add AVCodecContext.hwaccel_flags field. This will control some hwaccels at > a later point. > diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h > index 1c58fe2d6..2aa70ca4f 100644 > --- a/libavcodec/avcodec.h > +++ b/libavcodec/avcodec.h > @@ -3004,6 +3004,20 @@ typedef struct AVHWAccel { > #define AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH (1 << 1) > > /** > + * Hardware acceleration should still be attempted for decoding when the > + * codec profile does not match the reported capabilities of the hardware. > + * > + * For example, this can be used to try to decode baseline profile H.264 > + * streams in hardware - it will often succeed, because many streams marked > + * as baseline profile actually conform to constrained baseline profile. > + * > + * @warning If the stream is actually not supported then the behaviour is > + * undefined, and may include returning entirely incorrect output > + * while indicating success. > + */ > +#define AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH (1 << 2) > + > +/** > * @} > */ > What are the exact semantics of this? I assume it's something like picking the highest profile if the exact profile is not available. _______________________________________________ libav-devel mailing list libav-devel@libav.org https://lists.libav.org/mailman/listinfo/libav-devel