diff options
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/avcodec.h | 18 | ||||
| -rw-r--r-- | libavcodec/flacenc.c | 6 | ||||
| -rw-r--r-- | libavcodec/options_table.h | 4 | ||||
| -rw-r--r-- | libavcodec/version.h | 3 |
4 files changed, 22 insertions, 9 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h index 9b386551c9..8a073d4c4f 100644 --- a/libavcodec/avcodec.h +++ b/libavcodec/avcodec.h @@ -1140,7 +1140,9 @@ typedef struct AVPacketSideData { * then passed to muxers. * * For video, it should typically contain one compressed frame. For audio it may - * contain several compressed frames. + * contain several compressed frames. Encoders are allowed to output empty + * packets, with no compressed data, containing only side data + * (e.g. to update some stream parameters at the end of encoding). * * AVPacket is one of the few structs in Libav, whose size is a part of public * ABI. Thus it may be allocated on stack and no new fields can be added to it @@ -2867,20 +2869,20 @@ typedef struct AVCodecContext { */ uint64_t vbv_delay; +#if FF_API_SIDEDATA_ONLY_PKT /** - * Encoding only. Allow encoders to output packets that do not contain any - * encoded data, only side data. + * Encoding only and set by default. Allow encoders to output packets + * that do not contain any encoded data, only side data. * * Some encoders need to output such packets, e.g. to update some stream * parameters at the end of encoding. * - * All callers are strongly recommended to set this option to 1 and update - * their code to deal with such packets, since this behaviour may become - * always enabled in the future (then this option will be deprecated and - * later removed). To avoid ABI issues when this happens, the callers should - * use AVOptions to set this field. + * @deprecated this field disables the default behaviour and + * it is kept only for compatibility. */ + attribute_deprecated int side_data_only_packets; +#endif /** * Audio only. The number of "priming" samples (padding) inserted by the diff --git a/libavcodec/flacenc.c b/libavcodec/flacenc.c index c4c60ee573..58961b8dfa 100644 --- a/libavcodec/flacenc.c +++ b/libavcodec/flacenc.c @@ -1214,7 +1214,13 @@ static int flac_encode_frame(AVCodecContext *avctx, AVPacket *avpkt, av_md5_final(s->md5ctx, s->md5sum); write_streaminfo(s, avctx->extradata); +#if FF_API_SIDEDATA_ONLY_PKT +FF_DISABLE_DEPRECATION_WARNINGS if (avctx->side_data_only_packets && !s->flushed) { +FF_ENABLE_DEPRECATION_WARNINGS +#else + if (!s->flushed) { +#endif uint8_t *side_data = av_packet_new_side_data(avpkt, AV_PKT_DATA_NEW_EXTRADATA, avctx->extradata_size); if (!side_data) diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h index 9fec8e48f4..b6e14681f8 100644 --- a/libavcodec/options_table.h +++ b/libavcodec/options_table.h @@ -473,7 +473,9 @@ static const AVOption avcodec_options[] = { {"fltp", "32-bit float planar", 0, AV_OPT_TYPE_CONST, {.i64 = AV_SAMPLE_FMT_FLTP }, INT_MIN, INT_MAX, A|D, "request_sample_fmt"}, {"dblp", "64-bit double planar", 0, AV_OPT_TYPE_CONST, {.i64 = AV_SAMPLE_FMT_DBLP }, INT_MIN, INT_MAX, A|D, "request_sample_fmt"}, {"refcounted_frames", NULL, OFFSET(refcounted_frames), AV_OPT_TYPE_INT, {.i64 = 0}, 0, 1, A|V|D }, -{"side_data_only_packets", NULL, OFFSET(side_data_only_packets), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, A|V|E }, +#if FF_API_SIDEDATA_ONLY_PKT +{"side_data_only_packets", NULL, OFFSET(side_data_only_packets), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, A|V|E }, +#endif {NULL}, }; diff --git a/libavcodec/version.h b/libavcodec/version.h index eefc3a93d1..45b99ca266 100644 --- a/libavcodec/version.h +++ b/libavcodec/version.h @@ -162,5 +162,8 @@ #ifndef FF_API_WITHOUT_PREFIX #define FF_API_WITHOUT_PREFIX (LIBAVCODEC_VERSION_MAJOR < 59) #endif +#ifndef FF_API_SIDEDATA_ONLY_PKT +#define FF_API_SIDEDATA_ONLY_PKT (LIBAVCODEC_VERSION_MAJOR < 59) +#endif #endif /* AVCODEC_VERSION_H */ |