diff options
Diffstat (limited to 'libavformat/mov.c')
| -rw-r--r-- | libavformat/mov.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/libavformat/mov.c b/libavformat/mov.c index db798154a0..746939d781 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -296,7 +296,7 @@ static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom) parse = mov_read_udta_string; if (!parse) { /* skip leaf atoms data */ - avio_seek(pb, a.size, SEEK_CUR); + avio_skip(pb, a.size); } else { int64_t start_pos = avio_tell(pb); int64_t left; @@ -308,14 +308,14 @@ static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom) return 0; left = a.size - avio_tell(pb) + start_pos; if (left > 0) /* skip garbage at atom end */ - avio_seek(pb, left, SEEK_CUR); + avio_skip(pb, left); } total_size += a.size; } if (total_size < atom.size && atom.size < 0x7ffff) - avio_seek(pb, atom.size - total_size, SEEK_CUR); + avio_skip(pb, atom.size - total_size); return 0; } @@ -357,7 +357,7 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom) uint16_t volume_len, len; int16_t type; - avio_seek(pb, 10, SEEK_CUR); + avio_skip(pb, 10); volume_len = avio_r8(pb); volume_len = FFMIN(volume_len, 27); @@ -365,7 +365,7 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom) dref->volume[volume_len] = 0; av_log(c->fc, AV_LOG_DEBUG, "volume %s, len %d\n", dref->volume, volume_len); - avio_seek(pb, 12, SEEK_CUR); + avio_skip(pb, 12); len = avio_r8(pb); len = FFMIN(len, 63); @@ -373,7 +373,7 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom) dref->filename[len] = 0; av_log(c->fc, AV_LOG_DEBUG, "filename %s, len %d\n", dref->filename, len); - avio_seek(pb, 16, SEEK_CUR); + avio_skip(pb, 16); /* read next level up_from_alias/down_to_target */ dref->nlvl_from = avio_rb16(pb); @@ -381,7 +381,7 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom) av_log(c->fc, AV_LOG_DEBUG, "nlvl from %d, nlvl to %d\n", dref->nlvl_from, dref->nlvl_to); - avio_seek(pb, 16, SEEK_CUR); + avio_skip(pb, 16); for (type = 0; type != -1 && avio_tell(pb) < next; ) { type = avio_rb16(pb); @@ -416,7 +416,7 @@ static int mov_read_dref(MOVContext *c, AVIOContext *pb, MOVAtom atom) dref->dir[j] = '/'; av_log(c->fc, AV_LOG_DEBUG, "dir %s\n", dref->dir); } else - avio_seek(pb, len, SEEK_CUR); + avio_skip(pb, len); } } avio_seek(pb, next, SEEK_SET); @@ -663,9 +663,9 @@ static int mov_read_mvhd(MOVContext *c, AVIOContext *pb, MOVAtom atom) avio_rb16(pb); /* preferred volume */ - avio_seek(pb, 10, SEEK_CUR); /* reserved */ + avio_skip(pb, 10); /* reserved */ - avio_seek(pb, 36, SEEK_CUR); /* display matrix */ + avio_skip(pb, 36); /* display matrix */ avio_rb32(pb); /* preview time */ avio_rb32(pb); /* preview duration */ @@ -782,7 +782,7 @@ static int mov_read_wave(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (mov_read_default(c, pb, atom) < 0) return -1; } else - avio_seek(pb, atom.size, SEEK_CUR); + avio_skip(pb, atom.size); return 0; } @@ -833,7 +833,7 @@ static int mov_read_strf(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (!st->codec->extradata) return AVERROR(ENOMEM); st->codec->extradata_size = atom.size - 40; - avio_seek(pb, 40, SEEK_CUR); + avio_skip(pb, 40); avio_read(pb, st->codec->extradata, atom.size - 40); return 0; } @@ -945,7 +945,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries) * in the MOV demuxer, patch welcome. */ multiple_stsd: av_log(c->fc, AV_LOG_WARNING, "multiple fourcc not supported\n"); - avio_seek(pb, size - (avio_tell(pb) - start_pos), SEEK_CUR); + avio_skip(pb, size - (avio_tell(pb) - start_pos)); continue; } /* we cannot demux concatenated h264 streams because of different extradata */ @@ -1003,7 +1003,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries) len = 31; mov_read_mac_string(c, pb, len, st->codec->codec_name, 32); if (len < 31) - avio_seek(pb, 31 - len, SEEK_CUR); + avio_skip(pb, 31 - len); /* codec_tag YV12 triggers an UV swap in rawdec.c */ if (!memcmp(st->codec->codec_name, "Planar Y'CbCr 8-bit 4:2:0", 25)) st->codec->codec_tag=MKTAG('I', '4', '2', '0'); @@ -1174,7 +1174,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries) st->codec->height = sc->height; } else { /* other codec type, just skip (rtp, mp4s, tmcd ...) */ - avio_seek(pb, size - (avio_tell(pb) - start_pos), SEEK_CUR); + avio_skip(pb, size - (avio_tell(pb) - start_pos)); } /* this will read extra atoms at the end (wave, alac, damr, avcC, SMI ...) */ a.size = size - (avio_tell(pb) - start_pos); @@ -1182,7 +1182,7 @@ int ff_mov_read_stsd_entries(MOVContext *c, AVIOContext *pb, int entries) if (mov_read_default(c, pb, a) < 0) return -1; } else if (a.size > 0) - avio_seek(pb, a.size, SEEK_CUR); + avio_skip(pb, a.size); } if(st->codec->codec_type==AVMEDIA_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1) @@ -2078,13 +2078,13 @@ static int mov_read_wide(MOVContext *c, AVIOContext *pb, MOVAtom atom) if (atom.size < 8) return 0; /* continue */ if (avio_rb32(pb) != 0) { /* 0 sized mdat atom... use the 'wide' atom size */ - avio_seek(pb, atom.size - 4, SEEK_CUR); + avio_skip(pb, atom.size - 4); return 0; } atom.type = avio_rl32(pb); atom.size -= 8; if (atom.type != MKTAG('m','d','a','t')) { - avio_seek(pb, atom.size, SEEK_CUR); + avio_skip(pb, atom.size); return 0; } err = mov_read_mdat(c, pb, atom); |