mirror of https://git.ffmpeg.org/ffmpeg.git
support streamed mov/mp4
Originally committed as revision 11234 to svn://svn.ffmpeg.org/ffmpeg/trunk
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@ -193,6 +193,8 @@ static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
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offset_t start_pos = url_ftell(pb);
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int64_t left;
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err = (c->parse_table[i].func)(c, pb, a);
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if (c->found_moov && c->found_mdat)
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break;
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left = a.size - url_ftell(pb) + start_pos;
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if (left > 0) /* skip garbage at atom end */
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url_fskip(pb, left);
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@ -1511,9 +1513,10 @@ static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
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int64_t dts = av_rescale(current_sample->timestamp * (int64_t)msc->time_rate, AV_TIME_BASE, msc->time_scale);
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dprintf(s, "stream %d, sample %d, dts %"PRId64"\n", i, msc->current_sample, dts);
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if (!sample ||
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if (!sample || (url_is_streamed(s->pb) && current_sample->pos < sample->pos) ||
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(!url_is_streamed(s->pb) &&
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((FFABS(best_dts - dts) <= AV_TIME_BASE && current_sample->pos < sample->pos) ||
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(FFABS(best_dts - dts) > AV_TIME_BASE && dts < best_dts))) {
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(FFABS(best_dts - dts) > AV_TIME_BASE && dts < best_dts)))) {
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sample = current_sample;
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best_dts = dts;
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sc = msc;
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@ -1524,7 +1527,7 @@ static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
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return -1;
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/* must be done just before reading, to avoid infinite loop on sample */
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sc->current_sample++;
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if (sample->pos >= url_fsize(s->pb)) {
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if (url_fseek(s->pb, sample->pos, SEEK_SET) != sample->pos) {
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av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%"PRIx64": partial file\n", sc->ffindex, sample->pos);
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return -1;
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}
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@ -1534,7 +1537,6 @@ static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
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dprintf(s, "dv audio pkt size %d\n", pkt->size);
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} else {
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#endif
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url_fseek(s->pb, sample->pos, SEEK_SET);
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av_get_packet(s->pb, pkt, sample->size);
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#ifdef CONFIG_DV_DEMUXER
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if (mov->dv_demux) {
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