switch (st->codec->codec_id) {
#if CONFIG_DV_DEMUXER
case AV_CODEC_ID_DVAUDIO:
- c->dv_fctx = avformat_alloc_context();
+ c->dv_fctx = avformat_alloc_context();
+ if (!c->dv_fctx) {
+ av_log(c->fc, AV_LOG_ERROR, "dv demux context alloc error\n");
+ return AVERROR(ENOMEM);
+ }
c->dv_demux = avpriv_dv_init_demux(c->dv_fctx);
if (!c->dv_demux) {
av_log(c->fc, AV_LOG_ERROR, "dv demux context init error\n");
return sample;
}
+static int should_retry(AVIOContext *pb, int error_code) {
+ if (error_code == AVERROR_EOF || avio_feof(pb))
+ return 0;
+
+ return 1;
+}
+
static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
{
MOVContext *mov = s->priv_data;
}
if (st->discard != AVDISCARD_ALL) {
- if (avio_seek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
+ int64_t ret64 = avio_seek(sc->pb, sample->pos, SEEK_SET);
+ if (ret64 != sample->pos) {
av_log(mov->fc, AV_LOG_ERROR, "stream %d, offset 0x%"PRIx64": partial file\n",
sc->ffindex, sample->pos);
+ sc->current_sample -= should_retry(sc->pb, ret64);
return AVERROR_INVALIDDATA;
}
ret = av_get_packet(sc->pb, pkt, sample->size);
- if (ret < 0)
+ if (ret < 0) {
+ sc->current_sample -= should_retry(sc->pb, ret);
return ret;
+ }
if (sc->has_palette) {
uint8_t *pal;