Timo Rothenpieler: > --- > doc/APIchanges | 3 +++ > libavcodec/avcodec.h | 11 +++++++++++ > libavcodec/options_table.h | 1 + > libavcodec/version.h | 2 +- > 4 files changed, 16 insertions(+), 1 deletion(-) > > diff --git a/doc/APIchanges b/doc/APIchanges > index ab7ce15fae..9c1f905a61 100644 > --- a/doc/APIchanges > +++ b/doc/APIchanges > @@ -14,6 +14,9 @@ libavutil: 2021-04-27 > > API changes, most recent first: > > +2022-12-xx - xxxxxxxxxx - lavc 59.54.101 - avcodec.h > + Add AV_HWACCEL_FLAG_MINIMIZE_COPIES. > + > 2022-11-xx - xxxxxxxxxx - lavu 57.43.100 - tx.h > Add AV_TX_FLOAT_DCT, AV_TX_DOUBLE_DCT and AV_TX_INT32_DCT. > > diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h > index 3edd8e2636..a72551bb5e 100644 > --- a/libavcodec/avcodec.h > +++ b/libavcodec/avcodec.h > @@ -2253,6 +2253,17 @@ typedef struct AVHWAccel { > */ > #define AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH (1 << 2) > > +/** > + * Hardware acceleration can have a limited number of direct output surfaces. > + * For some processing chains, this can be okay, but others will run into the > + * limit and in turn produce very confusing errors. > + * > + * Thus, the hwaccel will by default make a safety copy. If a users really > + * wants to minimize the amount of copies, they can set this flag and ensure > + * their chain does not exhaust the surface pool. > + */ > +#define AV_HWACCEL_FLAG_MINIMIZE_COPIES (1 << 3) > + > /** > * @} > */ > diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h > index cd02f5096f..05e8948bc2 100644 > --- a/libavcodec/options_table.h > +++ b/libavcodec/options_table.h > @@ -399,6 +399,7 @@ static const AVOption avcodec_options[] = { > {"ignore_level", "ignore level even if the codec level used is unknown or > higher than the maximum supported level reported by the hardware driver", 0, > AV_OPT_TYPE_CONST, { .i64 = AV_HWACCEL_FLAG_IGNORE_LEVEL }, INT_MIN, INT_MAX, > V | D, "hwaccel_flags" }, > {"allow_high_depth", "allow to output YUV pixel formats with a different > chroma sampling than 4:2:0 and/or other than 8 bits per component", 0, > AV_OPT_TYPE_CONST, {.i64 = AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH }, INT_MIN, > INT_MAX, V | D, "hwaccel_flags"}, > {"allow_profile_mismatch", "attempt to decode anyway if HW accelerated > decoder's supported profiles do not exactly match the stream", 0, > AV_OPT_TYPE_CONST, {.i64 = AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH }, INT_MIN, > INT_MAX, V | D, "hwaccel_flags"}, > +{"minimize_copies", "minimize number of frame copies at cost of risking > surface pool exhaustion", 0, AV_OPT_TYPE_CONST, {.i64 = > AV_HWACCEL_FLAG_MINIMIZE_COPIES }, INT_MIN, INT_MAX, V | D, "hwaccel_flags"}, > {"extra_hw_frames", "Number of extra hardware frames to allocate for the > user", OFFSET(extra_hw_frames), AV_OPT_TYPE_INT, { .i64 = -1 }, -1, INT_MAX, > V|D }, > {"discard_damaged_percentage", "Percentage of damaged samples to discard a > frame", OFFSET(discard_damaged_percentage), AV_OPT_TYPE_INT, {.i64 = 95 }, 0, > 100, V|D }, > {NULL}, > diff --git a/libavcodec/version.h b/libavcodec/version.h > index d149bc6c46..9e66920593 100644 > --- a/libavcodec/version.h > +++ b/libavcodec/version.h > @@ -30,7 +30,7 @@ > #include "version_major.h" > > #define LIBAVCODEC_VERSION_MINOR 54 > -#define LIBAVCODEC_VERSION_MICRO 100 > +#define LIBAVCODEC_VERSION_MICRO 101
A new public define needs a minor bump. > > #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \ > LIBAVCODEC_VERSION_MINOR, \ _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".