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| author | Nuo Mi <nuomi2021@gmail.com> | 2024-01-30 20:48:59 +0800 |
|---|---|---|
| committer | Nuo Mi <nuomi2021@gmail.com> | 2024-01-31 22:14:12 +0800 |
| commit | 8559cce3c37b08e37fd208b8895a87adb8832e77 (patch) | |
| tree | 4902eb5c0d5fcd14cac9fd3a990fbd37248c3307 | |
| parent | aa3155e4c2b88f5eaa957b326c0cbe02f1432c87 (diff) | |
| download | ffmpeg-8559cce3c37b08e37fd208b8895a87adb8832e77.tar.gz | |
avformat/mpegtsenc: refact mpegts_check_bitstream to loop up table
Signed-off-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
| -rw-r--r-- | libavformat/mpegtsenc.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/libavformat/mpegtsenc.c b/libavformat/mpegtsenc.c index 84edd418f0..4e5c264d2a 100644 --- a/libavformat/mpegtsenc.c +++ b/libavformat/mpegtsenc.c @@ -2257,23 +2257,26 @@ static void mpegts_deinit(AVFormatContext *s) static int mpegts_check_bitstream(AVFormatContext *s, AVStream *st, const AVPacket *pkt) { - int ret = 1; + const struct Entry { + enum AVCodecID id; + const char *bsf_name; + uint8_t mask; + uint8_t value; + } list[] = { + { AV_CODEC_ID_H264, "h264_mp4toannexb", 0xff, 0x01 /* configurationVersion in AVCDecoderConfigurationRecord */}, + { AV_CODEC_ID_HEVC, "hevc_mp4toannexb", 0xff, 0x01 /* configurationVersion in HEVCDecoderConfigurationRecord */}, + }; - if (st->codecpar->codec_id == AV_CODEC_ID_H264) { - if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 && - (AV_RB24(pkt->data) != 0x000001 || - (st->codecpar->extradata_size > 0 && - st->codecpar->extradata[0] == 1))) - ret = ff_stream_add_bitstream_filter(st, "h264_mp4toannexb", NULL); - } else if (st->codecpar->codec_id == AV_CODEC_ID_HEVC) { - if (pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 && - (AV_RB24(pkt->data) != 0x000001 || - (st->codecpar->extradata_size > 0 && - st->codecpar->extradata[0] == 1))) - ret = ff_stream_add_bitstream_filter(st, "hevc_mp4toannexb", NULL); + for (int i = 0; i < FF_ARRAY_ELEMS(list); i++) { + const struct Entry *e = list + i; + if (e->id == st->codecpar->codec_id && + pkt->size >= 5 && AV_RB32(pkt->data) != 0x0000001 && + (AV_RB24(pkt->data) != 0x000001 || + (st->codecpar->extradata_size > 0 && + (st->codecpar->extradata[0] & e->mask == e->value)))) + return ff_stream_add_bitstream_filter(st, e->bsf_name, NULL); } - - return ret; + return 1; } #define OFFSET(x) offsetof(MpegTSWrite, x) |