return AVPROBE_SCORE_MAX;
}
-static int ea_read_header(AVFormatContext *s,
- AVFormatParameters *ap)
+static int ea_read_header(AVFormatContext *s)
{
EaDemuxContext *ea = s->priv_data;
AVStream *st;
- if (!process_ea_header(s))
+ if (process_ea_header(s)<=0)
return AVERROR(EIO);
if (ea->video_codec) {
ea->audio_codec = 0;
return 1;
}
+ if (ea->bytes <= 0) {
+ av_log(s, AV_LOG_ERROR, "Invalid number of bytes per sample: %d\n", ea->bytes);
+ ea->audio_codec = CODEC_ID_NONE;
+ return 1;
+ }
/* initialize the audio decoder stream */
st = avformat_new_stream(s, NULL);
AVIOContext *pb = s->pb;
int ret = 0;
int packet_read = 0;
+ int partial_packet = 0;
unsigned int chunk_type, chunk_size;
int key = 0;
int av_uninit(num_samples);
- while (!packet_read) {
+ while (!packet_read || partial_packet) {
chunk_type = avio_rl32(pb);
chunk_size = (ea->big_endian ? avio_rb32(pb) : avio_rl32(pb)) - 8;
avio_skip(pb, 8);
chunk_size -= 12;
}
+ if (partial_packet) {
+ av_log_ask_for_sample(s, "video header followed by audio packet not supported.\n");
+ av_free_packet(pkt);
+ partial_packet = 0;
+ }
ret = av_get_packet(pb, pkt, chunk_size);
if (ret < 0)
return ret;
key = AV_PKT_FLAG_KEY;
case MV0F_TAG:
get_video_packet:
- ret = av_get_packet(pb, pkt, chunk_size);
- if (ret < 0)
- return ret;
+ if (partial_packet) {
+ ret = av_append_packet(pb, pkt, chunk_size);
+ } else
+ ret = av_get_packet(pb, pkt, chunk_size);
+ if (ret < 0) {
+ packet_read = 1;
+ break;
+ }
+ partial_packet = chunk_type == MVIh_TAG;
pkt->stream_index = ea->video_stream_index;
pkt->flags |= key;
packet_read = 1;
}
}
+ if (ret < 0 && partial_packet)
+ av_free_packet(pkt);
return ret;
}