get_be16(pb); // unknown
snprintf(buf, sizeof(buf), "%d", get_be16(pb));
- av_metadata_set(&c->fc->metadata, "track", buf);
+ av_metadata_set2(&c->fc->metadata, "track", buf, 0);
get_be16(pb); // total tracks
return 0;
}
+static const uint32_t mac_to_unicode[128] = {
+ 0x00C4,0x00C5,0x00C7,0x00C9,0x00D1,0x00D6,0x00DC,0x00E1,
+ 0x00E0,0x00E2,0x00E4,0x00E3,0x00E5,0x00E7,0x00E9,0x00E8,
+ 0x00EA,0x00EB,0x00ED,0x00EC,0x00EE,0x00EF,0x00F1,0x00F3,
+ 0x00F2,0x00F4,0x00F6,0x00F5,0x00FA,0x00F9,0x00FB,0x00FC,
+ 0x2020,0x00B0,0x00A2,0x00A3,0x00A7,0x2022,0x00B6,0x00DF,
+ 0x00AE,0x00A9,0x2122,0x00B4,0x00A8,0x2260,0x00C6,0x00D8,
+ 0x221E,0x00B1,0x2264,0x2265,0x00A5,0x00B5,0x2202,0x2211,
+ 0x220F,0x03C0,0x222B,0x00AA,0x00BA,0x03A9,0x00E6,0x00F8,
+ 0x00BF,0x00A1,0x00AC,0x221A,0x0192,0x2248,0x2206,0x00AB,
+ 0x00BB,0x2026,0x00A0,0x00C0,0x00C3,0x00D5,0x0152,0x0153,
+ 0x2013,0x2014,0x201C,0x201D,0x2018,0x2019,0x00F7,0x25CA,
+ 0x00FF,0x0178,0x2044,0x20AC,0x2039,0x203A,0xFB01,0xFB02,
+ 0x2021,0x00B7,0x201A,0x201E,0x2030,0x00C2,0x00CA,0x00C1,
+ 0x00CB,0x00C8,0x00CD,0x00CE,0x00CF,0x00CC,0x00D3,0x00D4,
+ 0xF8FF,0x00D2,0x00DA,0x00DB,0x00D9,0x0131,0x02C6,0x02DC,
+ 0x00AF,0x02D8,0x02D9,0x02DA,0x00B8,0x02DD,0x02DB,0x02C7,
+};
+
+static int mov_read_mac_string(MOVContext *c, ByteIOContext *pb, int len,
+ char *dst, int dstlen)
+{
+ char *p = dst;
+ char *end = dst+dstlen-1;
+ int i;
+
+ for (i = 0; i < len; i++) {
+ uint8_t t, c = get_byte(pb);
+ if (c < 0x80 && p < end)
+ *p++ = c;
+ else
+ PUT_UTF8(mac_to_unicode[c-0x80], t, if (p < end) *p++ = t;);
+ }
+ *p = 0;
+ return p - dst;
+}
+
static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
#ifdef MOV_EXPORT_ALL_METADATA
#endif
char str[1024], key2[16], language[4] = {0};
const char *key = NULL;
- uint16_t str_size;
+ uint16_t str_size, langcode = 0;
+ uint32_t data_type = 0;
int (*parse)(MOVContext*, ByteIOContext*, unsigned) = NULL;
switch (atom.type) {
case MKTAG(0xa9,'n','a','m'): key = "title"; break;
case MKTAG(0xa9,'a','u','t'):
- case MKTAG(0xa9,'A','R','T'): key = "author"; break;
+ case MKTAG(0xa9,'A','R','T'): key = "artist"; break;
case MKTAG(0xa9,'w','r','t'): key = "composer"; break;
case MKTAG( 'c','p','r','t'):
case MKTAG(0xa9,'c','p','y'): key = "copyright"; break;
int data_size = get_be32(pb);
int tag = get_le32(pb);
if (tag == MKTAG('d','a','t','a')) {
- get_be32(pb); // type
+ data_type = get_be32(pb); // type
get_be32(pb); // unknown
str_size = data_size - 16;
atom.size -= 16;
} else return 0;
} else if (atom.size > 4 && key && !c->itunes_metadata) {
str_size = get_be16(pb); // string length
- ff_mov_lang_to_iso639(get_be16(pb), language);
+ langcode = get_be16(pb);
+ ff_mov_lang_to_iso639(langcode, language);
atom.size -= 4;
} else
str_size = atom.size;
if (parse)
parse(c, pb, str_size);
else {
- get_buffer(pb, str, str_size);
- str[str_size] = 0;
- av_metadata_set(&c->fc->metadata, key, str);
+ if (data_type == 3 || (data_type == 0 && langcode < 0x800)) { // MAC Encoded
+ mov_read_mac_string(c, pb, str_size, str, sizeof(str));
+ } else {
+ get_buffer(pb, str, str_size);
+ str[str_size] = 0;
+ }
+ av_metadata_set2(&c->fc->metadata, key, str, 0);
if (*language && strcmp(language, "und")) {
snprintf(key2, sizeof(key2), "%s-%s", key, language);
- av_metadata_set(&c->fc->metadata, key2, str);
+ av_metadata_set2(&c->fc->metadata, key2, str, 0);
}
}
#ifdef DEBUG_METADATA
return 0;
}
+static int mov_read_chpl(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
+{
+ int64_t start;
+ int i, nb_chapters, str_len, version;
+ char str[256+1];
+
+ if ((atom.size -= 5) < 0)
+ return 0;
+
+ version = get_byte(pb);
+ get_be24(pb);
+ if (version)
+ get_be32(pb); // ???
+ nb_chapters = get_byte(pb);
+
+ for (i = 0; i < nb_chapters; i++) {
+ if (atom.size < 9)
+ return 0;
+
+ start = get_be64(pb);
+ str_len = get_byte(pb);
+
+ if ((atom.size -= 9+str_len) < 0)
+ return 0;
+
+ get_buffer(pb, str, str_len);
+ str[str_len] = 0;
+ ff_new_chapter(c->fc, i, (AVRational){1,10000000}, start, AV_NOPTS_VALUE, str);
+ }
+ return 0;
+}
+
static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
int64_t total_size = 0;
a.size = get_be32(pb);
a.type = get_le32(pb);
}
+ dprintf(c->fc, "type: %08x '%.4s' parent:'%.4s' sz: %"PRId64" %"PRId64" %"PRId64"\n",
+ a.type, (char*)&a.type, (char*)&atom.type, a.size, total_size, atom.size);
total_size += 8;
- dprintf(c->fc, "type: %08x %.4s sz: %"PRIx64" %"PRIx64" %"PRIx64"\n",
- a.type, (char*)&a.type, a.size, atom.size, total_size);
if (a.size == 1) { /* 64 bit extended size */
a.size = get_be64(pb) - 8;
total_size += 8;
dprintf(c->fc, "stype= %.4s\n", (char*)&type);
if (type == MKTAG('v','i','d','e'))
- st->codec->codec_type = CODEC_TYPE_VIDEO;
+ st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
else if(type == MKTAG('s','o','u','n'))
- st->codec->codec_type = CODEC_TYPE_AUDIO;
+ st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
else if(type == MKTAG('m','1','a',' '))
st->codec->codec_id = CODEC_ID_MP2;
else if(type == MKTAG('s','u','b','p'))
- st->codec->codec_type = CODEC_TYPE_SUBTITLE;
+ st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
get_be32(pb); /* component manufacture */
get_be32(pb); /* component flags */
return len;
}
-int mp4_read_descr(AVFormatContext *fc, ByteIOContext *pb, int *tag)
+static int mp4_read_descr(AVFormatContext *fc, ByteIOContext *pb, int *tag)
{
int len;
*tag = get_byte(pb);
st->codec->channels = cfg.channels;
if (cfg.object_type == 29 && cfg.sampling_index < 3) // old mp3on4
st->codec->sample_rate = ff_mpa_freq_tab[cfg.sampling_index];
+ else if (cfg.ext_sample_rate)
+ st->codec->sample_rate = cfg.ext_sample_rate;
else
- st->codec->sample_rate = cfg.sample_rate; // ext sample rate ?
+ st->codec->sample_rate = cfg.sample_rate;
dprintf(fc, "mp4a config channels %d obj %d ext obj %d "
"sample rate %d ext sample rate %d\n", st->codec->channels,
cfg.object_type, cfg.ext_object_type,
if (strcmp(type, "qt "))
c->isom = 1;
av_log(c->fc, AV_LOG_DEBUG, "ISO: File Type Major Brand: %.4s\n",(char *)&type);
- av_metadata_set(&c->fc->metadata, "major_brand", type);
+ av_metadata_set2(&c->fc->metadata, "major_brand", type, 0);
minor_ver = get_be32(pb); /* minor version */
snprintf(minor_ver_str, sizeof(minor_ver_str), "%d", minor_ver);
- av_metadata_set(&c->fc->metadata, "minor_version", minor_ver_str);
+ av_metadata_set2(&c->fc->metadata, "minor_version", minor_ver_str, 0);
comp_brand_size = atom.size - 8;
if (comp_brand_size < 0)
return AVERROR(ENOMEM);
get_buffer(pb, comp_brands_str, comp_brand_size);
comp_brands_str[comp_brand_size] = 0;
- av_metadata_set(&c->fc->metadata, "compatible_brands", comp_brands_str);
+ av_metadata_set2(&c->fc->metadata, "compatible_brands", comp_brands_str, 0);
av_freep(&comp_brands_str);
return 0;
lang = get_be16(pb); /* language */
if (ff_mov_lang_to_iso639(lang, language))
- av_metadata_set(&st->metadata, "language", language);
+ av_metadata_set2(&st->metadata, "language", language, 0);
get_be16(pb); /* quality */
return 0;
return 0;
}
+/**
+ * An strf atom is a BITMAPINFOHEADER struct. This struct is 40 bytes itself,
+ * but can have extradata appended at the end after the 40 bytes belonging
+ * to the struct.
+ */
+static int mov_read_strf(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
+{
+ AVStream *st;
+
+ if (c->fc->nb_streams < 1)
+ return 0;
+ if (atom.size <= 40)
+ return 0;
+ st = c->fc->streams[c->fc->nb_streams-1];
+
+ if((uint64_t)atom.size > (1<<30))
+ return -1;
+
+ av_free(st->codec->extradata);
+ st->codec->extradata = av_mallocz(atom.size - 40 + FF_INPUT_BUFFER_PADDING_SIZE);
+ if (!st->codec->extradata)
+ return AVERROR(ENOMEM);
+ st->codec->extradata_size = atom.size - 40;
+ url_fskip(pb, 40);
+ get_buffer(pb, st->codec->extradata, atom.size - 40);
+ return 0;
+}
+
static int mov_read_stco(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
AVStream *st;
//Parsing Sample description table
enum CodecID id;
int dref_id = 1;
- MOVAtom a = { 0 };
+ MOVAtom a = { AV_RL32("stsd") };
int64_t start_pos = url_ftell(pb);
int size = get_be32(pb); /* size */
uint32_t format = get_le32(pb); /* data format */
st->codec->codec_tag = format;
id = ff_codec_get_id(codec_movaudio_tags, format);
if (id<=0 && ((format&0xFFFF) == 'm'+('s'<<8) || (format&0xFFFF) == 'T'+('S'<<8)))
- id = ff_codec_get_id(ff_codec_wav_tags, bswap_32(format)&0xFFFF);
+ id = ff_codec_get_id(ff_codec_wav_tags, av_bswap32(format)&0xFFFF);
- if (st->codec->codec_type != CODEC_TYPE_VIDEO && id > 0) {
- st->codec->codec_type = CODEC_TYPE_AUDIO;
- } else if (st->codec->codec_type != CODEC_TYPE_AUDIO && /* do not overwrite codec type */
+ if (st->codec->codec_type != AVMEDIA_TYPE_VIDEO && id > 0) {
+ st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
+ } else if (st->codec->codec_type != AVMEDIA_TYPE_AUDIO && /* do not overwrite codec type */
format && format != MKTAG('m','p','4','s')) { /* skip old asf mpeg4 tag */
id = ff_codec_get_id(codec_movvideo_tags, format);
if (id <= 0)
id = ff_codec_get_id(ff_codec_bmp_tags, format);
if (id > 0)
- st->codec->codec_type = CODEC_TYPE_VIDEO;
- else if(st->codec->codec_type == CODEC_TYPE_DATA){
+ st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
+ else if(st->codec->codec_type == AVMEDIA_TYPE_DATA){
id = ff_codec_get_id(ff_codec_movsubtitle_tags, format);
if(id > 0)
- st->codec->codec_type = CODEC_TYPE_SUBTITLE;
+ st->codec->codec_type = AVMEDIA_TYPE_SUBTITLE;
}
}
(format >> 0) & 0xff, (format >> 8) & 0xff, (format >> 16) & 0xff,
(format >> 24) & 0xff, st->codec->codec_type);
- if(st->codec->codec_type==CODEC_TYPE_VIDEO) {
- uint8_t codec_name[32];
- unsigned int color_depth;
+ if(st->codec->codec_type==AVMEDIA_TYPE_VIDEO) {
+ unsigned int color_depth, len;
int color_greyscale;
st->codec->codec_id = id;
get_be32(pb); /* data size, always 0 */
get_be16(pb); /* frames per samples */
- get_buffer(pb, codec_name, 32); /* codec name, pascal string */
- if (codec_name[0] <= 31) {
- int i;
- int pos = 0;
- for (i = 0; i < codec_name[0] && pos < sizeof(st->codec->codec_name) - 3; i++) {
- uint8_t tmp;
- PUT_UTF8(codec_name[i+1], tmp, st->codec->codec_name[pos++] = tmp;)
- }
- st->codec->codec_name[pos] = 0;
- /* 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');
- }
+ len = get_byte(pb); /* codec name, pascal string */
+ if (len > 31)
+ len = 31;
+ mov_read_mac_string(c, pb, len, st->codec->codec_name, 32);
+ if (len < 31)
+ url_fskip(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');
st->codec->bits_per_coded_sample = get_be16(pb); /* depth */
st->codec->color_table_id = get_be16(pb); /* colortable id */
}
st->codec->palctrl->palette_changed = 1;
}
- } else if(st->codec->codec_type==CODEC_TYPE_AUDIO) {
+ } else if(st->codec->codec_type==AVMEDIA_TYPE_AUDIO) {
int bits_per_sample, flags;
uint16_t version = get_be16(pb);
st->codec->bits_per_coded_sample = bits_per_sample;
sc->sample_size = (bits_per_sample >> 3) * st->codec->channels;
}
- } else if(st->codec->codec_type==CODEC_TYPE_SUBTITLE){
+ } else if(st->codec->codec_type==AVMEDIA_TYPE_SUBTITLE){
// ttxt stsd contains display flags, justification, background
// color, fonts, and default styles, so fake an atom to read it
MOVAtom fake_atom = { .size = size - (url_ftell(pb) - start_pos) };
url_fskip(pb, a.size);
}
- if(st->codec->codec_type==CODEC_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1)
+ if(st->codec->codec_type==AVMEDIA_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1)
st->codec->sample_rate= sc->time_scale;
/* special codec parameters handling */
break;
case CODEC_ID_MP2:
case CODEC_ID_MP3:
- st->codec->codec_type = CODEC_TYPE_AUDIO; /* force type after stsd for m1a hdlr */
+ st->codec->codec_type = AVMEDIA_TYPE_AUDIO; /* force type after stsd for m1a hdlr */
st->need_parsing = AVSTREAM_PARSE_FULL;
break;
case CODEC_ID_GSM:
}
/* only use old uncompressed audio chunk demuxing when stts specifies it */
- if (!(st->codec->codec_type == CODEC_TYPE_AUDIO &&
+ if (!(st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
sc->stts_count == 1 && sc->stts_data[0].duration == 1)) {
unsigned int current_sample = 0;
unsigned int stts_sample = 0;
current_dts -= sc->dts_shift;
+ if (sc->sample_count >= UINT_MAX / sizeof(*st->index_entries))
+ return;
+ st->index_entries = av_malloc(sc->sample_count*sizeof(*st->index_entries));
+ if (!st->index_entries)
+ return;
+ st->index_entries_allocated_size = sc->sample_count*sizeof(*st->index_entries);
+
for (i = 0; i < sc->chunk_count; i++) {
current_offset = sc->chunk_offsets[i];
if (stsc_index + 1 < sc->stsc_count &&
sample_size = sc->sample_size > 0 ? sc->sample_size : sc->sample_sizes[current_sample];
if(sc->pseudo_stream_id == -1 ||
sc->stsc_data[stsc_index].id - 1 == sc->pseudo_stream_id) {
- av_add_index_entry(st, current_offset, current_dts, sample_size, distance,
- keyframe ? AVINDEX_KEYFRAME : 0);
+ AVIndexEntry *e = &st->index_entries[st->nb_index_entries++];
+ e->pos = current_offset;
+ e->timestamp = current_dts;
+ e->size = sample_size;
+ e->min_distance = distance;
+ e->flags = keyframe ? AVINDEX_KEYFRAME : 0;
dprintf(mov->fc, "AVIndex stream %d, sample %d, offset %"PRIx64", dts %"PRId64", "
"size %d, distance %d, keyframe %d\n", st->index, current_sample,
current_offset, current_dts, sample_size, distance, keyframe);
if (st->duration > 0)
st->codec->bit_rate = stream_size*8*sc->time_scale/st->duration;
} else {
- for (i = 0; i < sc->chunk_count; i++) {
- unsigned chunk_samples;
+ unsigned chunk_samples, total = 0;
- current_offset = sc->chunk_offsets[i];
- if (stsc_index + 1 < sc->stsc_count &&
- i + 1 == sc->stsc_data[stsc_index + 1].first)
- stsc_index++;
- chunk_samples = sc->stsc_data[stsc_index].count;
+ // compute total chunk count
+ for (i = 0; i < sc->stsc_count; i++) {
+ unsigned count, chunk_count;
+ chunk_samples = sc->stsc_data[i].count;
if (sc->samples_per_frame && chunk_samples % sc->samples_per_frame) {
av_log(mov->fc, AV_LOG_ERROR, "error unaligned chunk\n");
return;
}
+ if (sc->samples_per_frame >= 160) { // gsm
+ count = chunk_samples / sc->samples_per_frame;
+ } else if (sc->samples_per_frame > 1) {
+ unsigned samples = (1024/sc->samples_per_frame)*sc->samples_per_frame;
+ count = (chunk_samples+samples-1) / samples;
+ } else {
+ count = (chunk_samples+1023) / 1024;
+ }
+
+ if (i < sc->stsc_count - 1)
+ chunk_count = sc->stsc_data[i+1].first - sc->stsc_data[i].first;
+ else
+ chunk_count = sc->chunk_count - (sc->stsc_data[i].first - 1);
+ total += chunk_count * count;
+ }
+
+ dprintf(mov->fc, "chunk count %d\n", total);
+ if (total >= UINT_MAX / sizeof(*st->index_entries))
+ return;
+ st->index_entries = av_malloc(total*sizeof(*st->index_entries));
+ if (!st->index_entries)
+ return;
+ st->index_entries_allocated_size = total*sizeof(*st->index_entries);
+
+ // populate index
+ for (i = 0; i < sc->chunk_count; i++) {
+ current_offset = sc->chunk_offsets[i];
+ if (stsc_index + 1 < sc->stsc_count &&
+ i + 1 == sc->stsc_data[stsc_index + 1].first)
+ stsc_index++;
+ chunk_samples = sc->stsc_data[stsc_index].count;
+
while (chunk_samples > 0) {
+ AVIndexEntry *e;
unsigned size, samples;
if (sc->samples_per_frame >= 160) { // gsm
}
}
- av_add_index_entry(st, current_offset, current_dts, size, 0, AVINDEX_KEYFRAME);
+ if (st->nb_index_entries >= total) {
+ av_log(mov->fc, AV_LOG_ERROR, "wrong chunk count %d\n", total);
+ return;
+ }
+ e = &st->index_entries[st->nb_index_entries++];
+ e->pos = current_offset;
+ e->timestamp = current_dts;
+ e->size = size;
+ e->min_distance = 0;
+ e->flags = AVINDEX_KEYFRAME;
dprintf(mov->fc, "AVIndex stream %d, chunk %d, offset %"PRIx64", dts %"PRId64", "
"size %d, duration %d\n", st->index, i, current_offset, current_dts,
size, samples);
static int mov_open_dref(ByteIOContext **pb, char *src, MOVDref *ref)
{
- /* try absolute path */
- if (!url_fopen(pb, ref->path, URL_RDONLY))
- return 0;
-
- /* try relative path */
+ /* try relative path, we do not try the absolute because it can leak information about our
+ system to an attacker */
if (ref->nlvl_to > 0 && ref->nlvl_from > 0) {
char filename[1024];
char *src_path;
}
/* compose filename if next level down to target was found */
- if (i == ref->nlvl_to - 1) {
+ if (i == ref->nlvl_to - 1 && src_path - src < sizeof(filename)) {
memcpy(filename, src, src_path - src);
filename[src_path - src] = 0;
if (!sc) return AVERROR(ENOMEM);
st->priv_data = sc;
- st->codec->codec_type = CODEC_TYPE_DATA;
+ st->codec->codec_type = AVMEDIA_TYPE_DATA;
sc->ffindex = st->index;
if ((ret = mov_read_default(c, pb, atom)) < 0)
av_set_pts_info(st, 64, 1, sc->time_scale);
- if (st->codec->codec_type == CODEC_TYPE_AUDIO &&
+ if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO &&
!st->codec->frame_size && sc->stts_count == 1) {
st->codec->frame_size = av_rescale(sc->stts_data[0].duration,
st->codec->sample_rate, sc->time_scale);
} else
sc->pb = c->fc->pb;
- if (st->codec->codec_type == CODEC_TYPE_VIDEO) {
- if (st->codec->width != sc->width || st->codec->height != sc->height) {
- AVRational r = av_d2q(((double)st->codec->height * sc->width) /
- ((double)st->codec->width * sc->height), INT_MAX);
- if (st->sample_aspect_ratio.num)
- st->sample_aspect_ratio = av_mul_q(st->sample_aspect_ratio, r);
- else
- st->sample_aspect_ratio = r;
+ if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
+ if (!st->sample_aspect_ratio.num &&
+ (st->codec->width != sc->width || st->codec->height != sc->height)) {
+ st->sample_aspect_ratio = av_d2q(((double)st->codec->height * sc->width) /
+ ((double)st->codec->width * sc->height), INT_MAX);
}
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
return 0;
}
+static int mov_read_chap(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
+{
+ c->chapter_track = get_be32(pb);
+ return 0;
+}
+
static int mov_read_trex(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
MOVTrackExt *trex;
sc->ctts_data[sc->ctts_count].duration = get_be32(pb);
sc->ctts_count++;
}
- if ((keyframe = st->codec->codec_type == CODEC_TYPE_AUDIO ||
+ if ((keyframe = st->codec->codec_type == AVMEDIA_TYPE_AUDIO ||
(flags & 0x004 && !i && !sample_flags) || sample_flags & 0x2000000))
distance = 0;
av_add_index_entry(st, offset, dts, sample_size, distance,
static const MOVParseTableEntry mov_default_parse_table[] = {
{ MKTAG('a','v','s','s'), mov_read_extradata },
+{ MKTAG('c','h','p','l'), mov_read_chpl },
{ MKTAG('c','o','6','4'), mov_read_stco },
{ MKTAG('c','t','t','s'), mov_read_ctts }, /* composition time to sample */
{ MKTAG('d','i','n','f'), mov_read_default },
{ MKTAG('s','t','b','l'), mov_read_default },
{ MKTAG('s','t','c','o'), mov_read_stco },
{ MKTAG('s','t','p','s'), mov_read_stps },
+{ MKTAG('s','t','r','f'), mov_read_strf },
{ MKTAG('s','t','s','c'), mov_read_stsc },
{ MKTAG('s','t','s','d'), mov_read_stsd }, /* sample description */
{ MKTAG('s','t','s','s'), mov_read_stss }, /* sync sample */
{ MKTAG('t','f','h','d'), mov_read_tfhd }, /* track fragment header */
{ MKTAG('t','r','a','k'), mov_read_trak },
{ MKTAG('t','r','a','f'), mov_read_default },
+{ MKTAG('t','r','e','f'), mov_read_default },
+{ MKTAG('c','h','a','p'), mov_read_chap },
{ MKTAG('t','r','e','x'), mov_read_trex },
{ MKTAG('t','r','u','n'), mov_read_trun },
{ MKTAG('u','d','t','a'), mov_read_default },
return score;
}
+// must be done after parsing all trak because there's no order requirement
+static void mov_read_chapters(AVFormatContext *s)
+{
+ MOVContext *mov = s->priv_data;
+ AVStream *st = NULL;
+ MOVStreamContext *sc;
+ int64_t cur_pos;
+ uint8_t *title = NULL;
+ int i, len, i8, i16;
+
+ for (i = 0; i < s->nb_streams; i++)
+ if (s->streams[i]->id == mov->chapter_track) {
+ st = s->streams[i];
+ break;
+ }
+ if (!st) {
+ av_log(s, AV_LOG_ERROR, "Referenced QT chapter track not found\n");
+ return;
+ }
+
+ st->discard = AVDISCARD_ALL;
+ sc = st->priv_data;
+ cur_pos = url_ftell(sc->pb);
+
+ for (i = 0; i < st->nb_index_entries; i++) {
+ AVIndexEntry *sample = &st->index_entries[i];
+ int64_t end = i+1 < st->nb_index_entries ? st->index_entries[i+1].timestamp : st->duration;
+
+ if (url_fseek(sc->pb, sample->pos, SEEK_SET) != sample->pos) {
+ av_log(s, AV_LOG_ERROR, "Chapter %d not found in file\n", i);
+ goto finish;
+ }
+
+ title = av_malloc(sample->size+2);
+ get_buffer(sc->pb, title, sample->size);
+
+ // the first two bytes are the length of the title
+ len = AV_RB16(title);
+ if (len > sample->size-2)
+ continue;
+
+ // The samples could theoretically be in any encoding if there's an encd
+ // atom following, but in practice are only utf-8 or utf-16, distinguished
+ // instead by the presence of a BOM
+ if (AV_RB16(title+2) == 0xfeff) {
+ uint8_t *utf8 = av_malloc(2*len+3);
+
+ i8 = i16 = 0;
+ while (i16 < len) {
+ uint32_t ch;
+ uint8_t tmp;
+ GET_UTF16(ch, i16 < len ? AV_RB16(title + (i16+=2)) : 0, break;)
+ PUT_UTF8(ch, tmp, if (i8 < 2*len) utf8[2+i8++] = tmp;)
+ }
+ utf8[2+i8] = 0;
+ av_freep(&title);
+ title = utf8;
+ }
+
+ ff_new_chapter(s, i, st->time_base, sample->timestamp, end, title+2);
+ av_freep(&title);
+ }
+finish:
+ av_free(title);
+ url_fseek(sc->pb, cur_pos, SEEK_SET);
+}
+
static int mov_read_header(AVFormatContext *s, AVFormatParameters *ap)
{
MOVContext *mov = s->priv_data;
ByteIOContext *pb = s->pb;
int err;
- MOVAtom atom = { 0 };
+ MOVAtom atom = { AV_RL32("root") };
mov->fc = s;
/* .mov and .mp4 aren't streamable anyway (only progressive download if moov is before mdat) */
}
dprintf(mov->fc, "on_parse_exit_offset=%lld\n", url_ftell(pb));
+ if (!url_is_streamed(pb) && mov->chapter_track > 0)
+ mov_read_chapters(s);
+
return 0;
}
if (!sample) {
mov->found_mdat = 0;
if (!url_is_streamed(s->pb) ||
- mov_read_default(mov, s->pb, (MOVAtom){ 0, INT64_MAX }) < 0 ||
+ mov_read_default(mov, s->pb, (MOVAtom){ AV_RL32("root"), INT64_MAX }) < 0 ||
url_feof(s->pb))
return AVERROR_EOF;
dprintf(s, "read fragments, offset 0x%llx\n", url_ftell(s->pb));
}
if (st->discard == AVDISCARD_ALL)
goto retry;
- pkt->flags |= sample->flags & AVINDEX_KEYFRAME ? PKT_FLAG_KEY : 0;
+ pkt->flags |= sample->flags & AVINDEX_KEYFRAME ? AV_PKT_FLAG_KEY : 0;
pkt->pos = sample->pos;
dprintf(s, "stream %d, pts %"PRId64", dts %"PRId64", pos 0x%"PRIx64", duration %d\n",
pkt->stream_index, pkt->pts, pkt->dts, pkt->pos, pkt->duration);
sample = av_index_search_timestamp(st, timestamp, flags);
dprintf(s, "stream %d, timestamp %"PRId64", sample %d\n", st->index, timestamp, sample);
+ if (sample < 0 && st->nb_index_entries && timestamp < st->index_entries[0].timestamp)
+ sample = 0;
if (sample < 0) /* not sure what to do */
return -1;
sc->current_sample = sample;
projects / ffmpeg / blobdiff