MOVTrack tracks[MAX_STREAMS];
} MOVContext;
-//FIXME supprt 64bit varaint with wide placeholders
+//FIXME support 64 bit variant with wide placeholders
static offset_t updateSize (ByteIOContext *pb, offset_t pos)
{
offset_t curpos = url_ftell(pb);
static uint8_t *avc_find_startcode( uint8_t *p, uint8_t *end )
{
- uint8_t *a = p + 4 - ((int)p & 3);
+ uint8_t *a = p + 4 - ((long)p & 3);
for( end -= 3; p < a && p < end; p++ ) {
if( p[0] == 0 && p[1] == 0 && p[2] == 1 )
return updateSize(pb, pos);
}
+/* also used by all avid codecs (dv, imx, meridien) and their variants */
+static int mov_write_avid_tag(ByteIOContext *pb, MOVTrack *track)
+{
+ int i;
+ put_be32(pb, 24); /* size */
+ put_tag(pb, "ACLR");
+ put_tag(pb, "ACLR");
+ put_tag(pb, "0001");
+ put_be32(pb, 1); /* yuv 1 / rgb 2 ? */
+ put_be32(pb, 0); /* unknown */
+
+ put_be32(pb, 24); /* size */
+ put_tag(pb, "APRG");
+ put_tag(pb, "APRG");
+ put_tag(pb, "0001");
+ put_be32(pb, 1); /* unknown */
+ put_be32(pb, 0); /* unknown */
+
+ put_be32(pb, 120); /* size */
+ put_tag(pb, "ARES");
+ put_tag(pb, "ARES");
+ put_tag(pb, "0001");
+ put_be32(pb, AV_RB32(track->vosData + 0x28)); /* dnxhd cid, some id ? */
+ put_be32(pb, track->enc->width);
+ /* values below are based on samples created with quicktime and avid codecs */
+ if (track->vosData[5] & 2) { // interlaced
+ put_be32(pb, track->enc->height/2);
+ put_be32(pb, 2); /* unknown */
+ put_be32(pb, 0); /* unknown */
+ put_be32(pb, 4); /* unknown */
+ } else {
+ put_be32(pb, track->enc->height);
+ put_be32(pb, 1); /* unknown */
+ put_be32(pb, 0); /* unknown */
+ put_be32(pb, 5); /* unknown */
+ }
+ /* padding */
+ for (i = 0; i < 10; i++)
+ put_be64(pb, 0);
+
+ /* extra padding for stsd needed */
+ put_be32(pb, 0);
+ return 0;
+}
+
static int mov_find_video_codec_tag(AVFormatContext *s, MOVTrack *track)
{
int tag = track->enc->codec_tag;
mov_write_svq3_tag(pb);
else if(track->enc->codec_id == CODEC_ID_H264)
mov_write_avcc_tag(pb, track);
+ else if(track->enc->codec_id == CODEC_ID_DNXHD)
+ mov_write_avid_tag(pb, track);
return updateSize (pb, pos);
}
samplesInChunk++;
}
if(samplesInChunk > 1){
- av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, inplement a AVParser for it\n");
+ av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, implement a AVParser for it\n");
return -1;
}
} else if (trk->sampleSize)
avc_parse_nal_units(&pkt->data, &pkt->size);
assert(pkt->size);
size = pkt->size;
+ } else if (enc->codec_id == CODEC_ID_DNXHD && !trk->vosLen) {
+ /* copy frame header to create needed atoms */
+ if (size < 640)
+ return -1;
+ trk->vosLen = 640;
+ trk->vosData = av_malloc(trk->vosLen);
+ memcpy(trk->vosData, pkt->data, 640);
}
if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {