diff --git a/libavformat/rawdec.c b/libavformat/rawdec.c index 7684e1dd9a..56ac1997ce 100644 --- a/libavformat/rawdec.c +++ b/libavformat/rawdec.c @@ -207,9 +207,32 @@ FF_DEF_RAWVIDEO_DEMUXER2(mjpeg, "raw MJPEG video", mjpeg_probe, "mjpg,mjpeg,mpo" #endif #if CONFIG_MLP_DEMUXER +static int mlp_probe(AVProbeData *p) +{ + const uint8_t *buf, *last_buf = p->buf, *end = p->buf + p->buf_size; + int frames = 0, valid = 0, size = 0; + + for (buf = p->buf; buf + 8 <= end; buf++) { + if (AV_RB32(buf + 4) == 0xf8726fbb) { + frames++; + if (last_buf + size == buf) { + valid++; + } + last_buf = buf; + size = (AV_RB16(buf) & 0xfff) * 2; + } else if (buf - last_buf == size) { + size += (AV_RB16(buf) & 0xfff) * 2; + } + } + if (valid >= 100) + return AVPROBE_SCORE_MAX; + return 0; +} + AVInputFormat ff_mlp_demuxer = { .name = "mlp", .long_name = NULL_IF_CONFIG_SMALL("raw MLP"), + .read_probe = mlp_probe, .read_header = ff_raw_audio_read_header, .read_packet = ff_raw_read_partial_packet, .flags = AVFMT_GENERIC_INDEX | AVFMT_NOTIMESTAMPS, diff --git a/libavformat/version.h b/libavformat/version.h index 743617eaca..a329fc2d70 100644 --- a/libavformat/version.h +++ b/libavformat/version.h @@ -31,7 +31,7 @@ #define LIBAVFORMAT_VERSION_MAJOR 57 #define LIBAVFORMAT_VERSION_MINOR 2 -#define LIBAVFORMAT_VERSION_MICRO 100 +#define LIBAVFORMAT_VERSION_MICRO 101 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \ LIBAVFORMAT_VERSION_MINOR, \