return 0;
}
+static int mov_read_uuid(MOVContext *c, AVIOContext *pb, MOVAtom atom)
+{
+ int ret;
+ uint8_t uuid[16];
+ static const uint8_t uuid_isml_manifest[] = {
+ 0xa5, 0xd4, 0x0b, 0x30, 0xe8, 0x14, 0x11, 0xdd,
+ 0xba, 0x2f, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66
+ };
+
+ if (atom.size < sizeof(uuid) || atom.size == INT64_MAX)
+ return AVERROR_INVALIDDATA;
+
+ ret = avio_read(pb, uuid, sizeof(uuid));
+ if (ret < 0) {
+ return ret;
+ } else if (ret != sizeof(uuid)) {
+ return AVERROR_INVALIDDATA;
+ }
+ if (!memcmp(uuid, uuid_isml_manifest, sizeof(uuid))) {
+ uint8_t *buffer, *ptr;
+ char *endptr;
+ size_t len = atom.size - sizeof(uuid);
+
+ if (len < 4) {
+ return AVERROR_INVALIDDATA;
+ }
+ ret = avio_skip(pb, 4); // zeroes
+ len -= 4;
+
+ buffer = av_mallocz(len + 1);
+ if (!buffer) {
+ return AVERROR(ENOMEM);
+ }
+ ret = avio_read(pb, buffer, len);
+ if (ret < 0) {
+ av_free(buffer);
+ return ret;
+ } else if (ret != len) {
+ av_free(buffer);
+ return AVERROR_INVALIDDATA;
+ }
+
+ ptr = buffer;
+ while ((ptr = av_stristr(ptr, "systemBitrate=\"")) != NULL) {
+ ptr += sizeof("systemBitrate=\"") - 1;
+ c->bitrates_count++;
+ c->bitrates = av_realloc_f(c->bitrates, c->bitrates_count, sizeof(*c->bitrates));
+ if (!c->bitrates) {
+ c->bitrates_count = 0;
+ av_free(buffer);
+ return AVERROR(ENOMEM);
+ }
+ errno = 0;
+ ret = strtol(ptr, &endptr, 10);
+ if (ret < 0 || errno || *endptr != '"') {
+ c->bitrates[c->bitrates_count - 1] = 0;
+ } else {
+ c->bitrates[c->bitrates_count - 1] = ret;
+ }
+ }
+
+ av_free(buffer);
+ }
+ return 0;
+}
+
static const MOVParseTableEntry mov_default_parse_table[] = {
{ MKTAG('A','C','L','R'), mov_read_avid },
{ MKTAG('A','P','R','G'), mov_read_avid },
{ MKTAG('c','h','a','n'), mov_read_chan }, /* channel layout */
{ MKTAG('d','v','c','1'), mov_read_dvc1 },
{ MKTAG('s','b','g','p'), mov_read_sbgp },
+{ MKTAG('u','u','i','d'), mov_read_uuid },
{ 0, NULL }
};
}
av_freep(&mov->trex_data);
+ av_freep(&mov->bitrates);
return 0;
}
}
}
+ for (i = 0; i < mov->bitrates_count && i < s->nb_streams; i++) {
+ if (mov->bitrates[i]) {
+ s->streams[i]->codec->bit_rate = mov->bitrates[i];
+ }
+ }
+
return 0;
}