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Code Issues Releases Activity

lavf/rawdec: Autodetect raw TrueHD streams.

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This commit is contained in:
Carl Eugen Hoyos 2015-10-02 03:15:04 +02:00
parent 94d50b5d00
commit da767f06f5
2 changed files with 17 additions and 4 deletions
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19
libavformat/rawdec.c
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@ -206,14 +206,14 @@ static int mjpeg_probe(AVProbeData *p)
FF_DEF_RAWVIDEO_DEMUXER2(mjpeg, "raw MJPEG video", mjpeg_probe, "mjpg,mjpeg,mpo", AV_CODEC_ID_MJPEG, AVFMT_GENERIC_INDEX|AVFMT_NOTIMESTAMPS)
#endif
#if CONFIG_MLP_DEMUXER
static int mlp_probe(AVProbeData *p)
#if CONFIG_MLP_DEMUXER || CONFIG_TRUEHD_DEMUXER
static int av_always_inline mlp_thd_probe(AVProbeData *p, uint32_t sync)
{
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) {
if (AV_RB32(buf + 4) == sync) {
frames++;
if (last_buf + size == buf) {
valid++;
@ -228,6 +228,13 @@ static int mlp_probe(AVProbeData *p)
return AVPROBE_SCORE_MAX;
return 0;
}
#endif
#if CONFIG_MLP_DEMUXER
static int mlp_probe(AVProbeData *p)
{
return mlp_thd_probe(p, 0xf8726fbb);
}
AVInputFormat ff_mlp_demuxer = {
.name = "mlp",
@ -242,9 +249,15 @@ AVInputFormat ff_mlp_demuxer = {
#endif
#if CONFIG_TRUEHD_DEMUXER
static int thd_probe(AVProbeData *p)
{
return mlp_thd_probe(p, 0xf8726fba);
}
AVInputFormat ff_truehd_demuxer = {
.name = "truehd",
.long_name = NULL_IF_CONFIG_SMALL("raw TrueHD"),
.read_probe = thd_probe,
.read_header = ff_raw_audio_read_header,
.read_packet = ff_raw_read_partial_packet,
.flags = AVFMT_GENERIC_INDEX | AVFMT_NOTIMESTAMPS,

2
libavformat/version.h
View File

@ -31,7 +31,7 @@
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 2
#define LIBAVFORMAT_VERSION_MICRO 101
#define LIBAVFORMAT_VERSION_MICRO 102
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \