#include <limits.h>
#include <stdint.h>
-//#define MOV_EXPORT_ALL_METADATA
-
#include "libavutil/attributes.h"
#include "libavutil/channel_layout.h"
#include "libavutil/display.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
+#include "libavutil/time_internal.h"
#include "libavutil/avstring.h"
#include "libavutil/dict.h"
#include "libavutil/opt.h"
} MOVParseTableEntry;
static int mov_read_default(MOVContext *c, AVIOContext *pb, MOVAtom atom);
+static int mov_read_mfra(MOVContext *c, AVIOContext *f);
static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb,
unsigned len, const char *key)
static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
-#ifdef MOV_EXPORT_ALL_METADATA
char tmp_key[5];
-#endif
- char str[1024], key2[16], language[4] = {0};
+ char key2[32], language[4] = {0};
+ char *str = NULL;
const char *key = NULL;
uint16_t langcode = 0;
- uint32_t data_type = 0, str_size;
+ uint32_t data_type = 0, str_size, str_size_alloc;
int (*parse)(MOVContext*, AVIOContext*, unsigned, const char*) = NULL;
switch (atom.type) {
} else
str_size = atom.size;
-#ifdef MOV_EXPORT_ALL_METADATA
- if (!key) {
+ if (c->export_all && !key) {
snprintf(tmp_key, 5, "%.4s", (char*)&atom.type);
key = tmp_key;
}
-#endif
if (!key)
return 0;
if (atom.size < 0)
return AVERROR_INVALIDDATA;
- str_size = FFMIN3(sizeof(str)-1, str_size, atom.size);
+ str_size_alloc = str_size << 1; // worst-case requirement for output string in case of utf8 coded input
+ str = av_malloc(str_size_alloc);
+ if (!str)
+ return AVERROR(ENOMEM);
if (parse)
parse(c, pb, str_size, key);
else {
if (data_type == 3 || (data_type == 0 && (langcode < 0x400 || langcode == 0x7fff))) { // MAC Encoded
- mov_read_mac_string(c, pb, str_size, str, sizeof(str));
+ mov_read_mac_string(c, pb, str_size, str, str_size_alloc);
} else {
int ret = avio_read(pb, str, str_size);
- if (ret != str_size)
+ if (ret != str_size) {
+ av_freep(&str);
return ret < 0 ? ret : AVERROR_INVALIDDATA;
+ }
str[str_size] = 0;
}
c->fc->event_flags |= AVFMT_EVENT_FLAG_METADATA_UPDATED;
}
av_dlog(c->fc, "lang \"%3s\" ", language);
av_dlog(c->fc, "tag \"%s\" value \"%s\" atom \"%.4s\" %d %"PRId64"\n",
- key, str, (char*)&atom.type, str_size, atom.size);
+ key, str, (char*)&atom.type, str_size_alloc, atom.size);
+ av_freep(&str);
return 0;
}
static int mov_read_wfex(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
AVStream *st;
+ int ret;
if (c->fc->nb_streams < 1)
return 0;
st = c->fc->streams[c->fc->nb_streams-1];
- if (ff_get_wav_header(pb, st->codec, atom.size) < 0) {
+ if ((ret = ff_get_wav_header(pb, st->codec, atom.size)) < 0)
av_log(c->fc, AV_LOG_WARNING, "get_wav_header failed\n");
- }
- return 0;
+ return ret;
}
static int mov_read_pasp(MOVContext *c, AVIOContext *pb, MOVAtom atom)
static int mov_read_moof(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
+ if (!c->has_looked_for_mfra && c->use_mfra_for > 0) {
+ c->has_looked_for_mfra = 1;
+ if (pb->seekable) {
+ int ret;
+ av_log(c->fc, AV_LOG_VERBOSE, "stream has moof boxes, will look "
+ "for a mfra\n");
+ if ((ret = mov_read_mfra(c, pb)) < 0) {
+ av_log(c->fc, AV_LOG_VERBOSE, "found a moof box but failed to "
+ "read the mfra (may be a live ismv)\n");
+ }
+ } else {
+ av_log(c->fc, AV_LOG_VERBOSE, "found a moof box but stream is not "
+ "seekable, can not look for mfra\n");
+ }
+ }
c->fragment.moof_offset = c->fragment.implicit_offset = avio_tell(pb) - 8;
av_dlog(c->fc, "moof offset %"PRIx64"\n", c->fragment.moof_offset);
return mov_read_default(c, pb, atom);
{
char buffer[32];
if (time) {
- struct tm *ptm;
+ struct tm *ptm, tmbuf;
time_t timet;
if(time >= 2082844800)
time -= 2082844800; /* seconds between 1904-01-01 and Epoch */
timet = time;
- ptm = gmtime(&timet);
+ ptm = gmtime_r(&timet, &tmbuf);
if (!ptm) return;
- strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", ptm);
- av_dict_set(metadata, "creation_time", buffer, 0);
+ if (strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", ptm))
+ av_dict_set(metadata, "creation_time", buffer, 0);
}
}
return 0;
}
+static int mov_read_colr(MOVContext *c, AVIOContext *pb, MOVAtom atom)
+{
+ AVStream *st;
+ char color_parameter_type[5] = { 0 };
+ int color_primaries, color_trc, color_matrix;
+
+ if (c->fc->nb_streams < 1)
+ return 0;
+ st = c->fc->streams[c->fc->nb_streams - 1];
+
+ avio_read(pb, color_parameter_type, 4);
+ if (strncmp(color_parameter_type, "nclx", 4) &&
+ strncmp(color_parameter_type, "nclc", 4)) {
+ av_log(c->fc, AV_LOG_WARNING, "unsupported color_parameter_type %s\n",
+ color_parameter_type);
+ return 0;
+ }
+
+ color_primaries = avio_rb16(pb);
+ color_trc = avio_rb16(pb);
+ color_matrix = avio_rb16(pb);
+
+ av_dlog(c->fc, "%s: pri %d trc %d matrix %d",
+ color_parameter_type, color_primaries, color_trc, color_matrix);
+
+ if (c->isom) {
+ uint8_t color_range = avio_r8(pb) >> 7;
+ av_dlog(c->fc, " full %"PRIu8"", color_range);
+ if (color_range)
+ st->codec->color_range = AVCOL_RANGE_JPEG;
+ else
+ st->codec->color_range = AVCOL_RANGE_MPEG;
+ /* 14496-12 references JPEG XR specs (rather than the more complete
+ * 23001-8) so some adjusting is required */
+ if (color_primaries >= AVCOL_PRI_FILM)
+ color_primaries = AVCOL_PRI_UNSPECIFIED;
+ if ((color_trc >= AVCOL_TRC_LINEAR &&
+ color_trc <= AVCOL_TRC_LOG_SQRT) ||
+ color_trc >= AVCOL_TRC_BT2020_10)
+ color_trc = AVCOL_TRC_UNSPECIFIED;
+ if (color_matrix >= AVCOL_SPC_BT2020_NCL)
+ color_matrix = AVCOL_SPC_UNSPECIFIED;
+ st->codec->color_primaries = color_primaries;
+ st->codec->color_trc = color_trc;
+ st->codec->colorspace = color_matrix;
+ } else {
+ /* color primaries, Table 4-4 */
+ switch (color_primaries) {
+ case 1: st->codec->color_primaries = AVCOL_PRI_BT709; break;
+ case 5: st->codec->color_primaries = AVCOL_PRI_SMPTE170M; break;
+ case 6: st->codec->color_primaries = AVCOL_PRI_SMPTE240M; break;
+ }
+ /* color transfer, Table 4-5 */
+ switch (color_trc) {
+ case 1: st->codec->color_trc = AVCOL_TRC_BT709; break;
+ case 7: st->codec->color_trc = AVCOL_TRC_SMPTE240M; break;
+ }
+ /* color matrix, Table 4-6 */
+ switch (color_matrix) {
+ case 1: st->codec->colorspace = AVCOL_SPC_BT709; break;
+ case 6: st->codec->colorspace = AVCOL_SPC_BT470BG; break;
+ case 7: st->codec->colorspace = AVCOL_SPC_SMPTE240M; break;
+ }
+ }
+ av_dlog(c->fc, "\n");
+
+ return 0;
+}
+
static int mov_read_fiel(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
AVStream *st;
if (type == MKTAG('f','i','e','l') && size == atom.size)
return mov_read_default(c, pb, atom);
}
+ if (st->codec->extradata_size > 1 && st->codec->extradata) {
+ av_log(c, AV_LOG_WARNING, "ignoring multiple glbl\n");
+ return 0;
+ }
av_free(st->codec->extradata);
if (ff_get_extradata(st->codec, pb, atom.size) < 0)
return AVERROR(ENOMEM);
if (!entries)
return 0;
- if (entries >= UINT_MAX/sizeof(int64_t))
- return AVERROR_INVALIDDATA;
- sc->chunk_offsets = av_malloc(entries * sizeof(int64_t));
+ if (sc->chunk_offsets)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STCO atom\n");
+ av_free(sc->chunk_offsets);
+ sc->chunk_count = 0;
+ sc->chunk_offsets = av_malloc_array(entries, sizeof(*sc->chunk_offsets));
if (!sc->chunk_offsets)
return AVERROR(ENOMEM);
sc->chunk_count = entries;
st->codec->codec_id =
st->codec->codec_id == AV_CODEC_ID_PCM_S16BE ?
AV_CODEC_ID_PCM_S24BE : AV_CODEC_ID_PCM_S24LE;
+ else if (st->codec->bits_per_coded_sample == 32)
+ st->codec->codec_id =
+ st->codec->codec_id == AV_CODEC_ID_PCM_S16BE ?
+ AV_CODEC_ID_PCM_S32BE : AV_CODEC_ID_PCM_S32LE;
break;
/* set values for old format before stsd version 1 appeared */
case AV_CODEC_ID_MACE3:
}
break;
case AV_CODEC_ID_AC3:
+ case AV_CODEC_ID_EAC3:
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_VC1:
st->need_parsing = AVSTREAM_PARSE_FULL;
if (!entries)
return 0;
- if (entries >= UINT_MAX / sizeof(*sc->stsc_data))
- return AVERROR_INVALIDDATA;
- sc->stsc_data = av_malloc(entries * sizeof(*sc->stsc_data));
+ if (sc->stsc_data)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STSC atom\n");
+ av_free(sc->stsc_data);
+ sc->stsc_count = 0;
+ sc->stsc_data = av_malloc_array(entries, sizeof(*sc->stsc_data));
if (!sc->stsc_data)
return AVERROR(ENOMEM);
avio_rb32(pb); // version + flags
entries = avio_rb32(pb);
- if (entries >= UINT_MAX / sizeof(*sc->stps_data))
- return AVERROR_INVALIDDATA;
- sc->stps_data = av_malloc(entries * sizeof(*sc->stps_data));
+ if (sc->stps_data)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STPS atom\n");
+ av_free(sc->stps_data);
+ sc->stps_count = 0;
+ sc->stps_data = av_malloc_array(entries, sizeof(*sc->stps_data));
if (!sc->stps_data)
return AVERROR(ENOMEM);
st->need_parsing = AVSTREAM_PARSE_HEADERS;
return 0;
}
- if (entries >= UINT_MAX / sizeof(int))
- return AVERROR_INVALIDDATA;
- sc->keyframes = av_malloc(entries * sizeof(int));
+ if (sc->keyframes)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STSS atom\n");
+ av_free(sc->keyframes);
+ sc->keyframe_count = 0;
+ sc->keyframes = av_malloc_array(entries, sizeof(*sc->keyframes));
if (!sc->keyframes)
return AVERROR(ENOMEM);
if (!entries)
return 0;
- if (entries >= UINT_MAX / sizeof(int) || entries >= (UINT_MAX - 4) / field_size)
+ if (entries >= (UINT_MAX - 4) / field_size)
return AVERROR_INVALIDDATA;
- sc->sample_sizes = av_malloc(entries * sizeof(int));
+ if (sc->sample_sizes)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STSZ atom\n");
+ av_free(sc->sample_sizes);
+ sc->sample_count = 0;
+ sc->sample_sizes = av_malloc_array(entries, sizeof(*sc->sample_sizes));
if (!sc->sample_sizes)
return AVERROR(ENOMEM);
av_dlog(c->fc, "track[%i].stts.entries = %i\n",
c->fc->nb_streams-1, entries);
- if (entries >= UINT_MAX / sizeof(*sc->stts_data))
- return -1;
-
+ if (sc->stts_data)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated STTS atom\n");
av_free(sc->stts_data);
- sc->stts_data = av_malloc(entries * sizeof(*sc->stts_data));
+ sc->stts_count = 0;
+ sc->stts_data = av_malloc_array(entries, sizeof(*sc->stts_data));
if (!sc->stts_data)
return AVERROR(ENOMEM);
entries = avio_rb32(pb);
if (!entries)
return 0;
- if (entries >= UINT_MAX / sizeof(*sc->rap_group))
- return AVERROR_INVALIDDATA;
- sc->rap_group = av_malloc(entries * sizeof(*sc->rap_group));
+ if (sc->rap_group)
+ av_log(c->fc, AV_LOG_WARNING, "Duplicated SBGP atom\n");
+ av_free(sc->rap_group);
+ sc->rap_group_count = 0;
+ sc->rap_group = av_malloc_array(entries, sizeof(*sc->rap_group));
if (!sc->rap_group)
return AVERROR(ENOMEM);
{
MOVFragment *frag = &c->fragment;
MOVTrackExt *trex = NULL;
+ MOVFragmentIndex* index = NULL;
int flags, track_id, i;
avio_r8(pb); /* version */
av_log(c->fc, AV_LOG_ERROR, "could not find corresponding trex\n");
return AVERROR_INVALIDDATA;
}
+ for (i = 0; i < c->fragment_index_count; i++) {
+ MOVFragmentIndex* candidate = c->fragment_index_data[i];
+ if (candidate->track_id == frag->track_id) {
+ av_log(c->fc, AV_LOG_DEBUG,
+ "found fragment index for track %u\n", frag->track_id);
+ index = candidate;
+ break;
+ }
+ }
frag->base_data_offset = flags & MOV_TFHD_BASE_DATA_OFFSET ?
avio_rb64(pb) : flags & MOV_TFHD_DEFAULT_BASE_IS_MOOF ?
avio_rb32(pb) : trex->size;
frag->flags = flags & MOV_TFHD_DEFAULT_FLAGS ?
avio_rb32(pb) : trex->flags;
+ frag->time = AV_NOPTS_VALUE;
+ if (index) {
+ int i, found = 0;
+ for (i = index->current_item; i < index->item_count; i++) {
+ if (frag->implicit_offset == index->items[i].moof_offset) {
+ av_log(c->fc, AV_LOG_DEBUG, "found fragment index entry "
+ "for track %u and moof_offset %"PRId64"\n",
+ frag->track_id, index->items[i].moof_offset);
+ frag->time = index->items[i].time;
+ index->current_item = i + 1;
+ found = 1;
+ }
+ }
+ if (!found) {
+ av_log(c->fc, AV_LOG_WARNING, "track %u has a fragment index "
+ "but it doesn't have an (in-order) entry for moof_offset "
+ "%"PRId64"\n", frag->track_id, frag->implicit_offset);
+ }
+ }
av_dlog(c->fc, "frag flags 0x%x\n", frag->flags);
return 0;
}
return 0;
}
+static int mov_read_tfdt(MOVContext *c, AVIOContext *pb, MOVAtom atom)
+{
+ MOVFragment *frag = &c->fragment;
+ AVStream *st = NULL;
+ MOVStreamContext *sc;
+ int version, i;
+
+ for (i = 0; i < c->fc->nb_streams; i++) {
+ if (c->fc->streams[i]->id == frag->track_id) {
+ st = c->fc->streams[i];
+ break;
+ }
+ }
+ if (!st) {
+ av_log(c->fc, AV_LOG_ERROR, "could not find corresponding track id %d\n", frag->track_id);
+ return AVERROR_INVALIDDATA;
+ }
+ sc = st->priv_data;
+ if (sc->pseudo_stream_id + 1 != frag->stsd_id)
+ return 0;
+ version = avio_r8(pb);
+ avio_rb24(pb); /* flags */
+ if (version) {
+ sc->track_end = avio_rb64(pb);
+ } else {
+ sc->track_end = avio_rb32(pb);
+ }
+ return 0;
+}
+
static int mov_read_trun(MOVContext *c, AVIOContext *pb, MOVAtom atom)
{
MOVFragment *frag = &c->fragment;
sc->ctts_data[sc->ctts_count].duration = (flags & MOV_TRUN_SAMPLE_CTS) ?
avio_rb32(pb) : 0;
mov_update_dts_shift(sc, sc->ctts_data[sc->ctts_count].duration);
+ if (frag->time != AV_NOPTS_VALUE) {
+ if (c->use_mfra_for == FF_MOV_FLAG_MFRA_PTS) {
+ int64_t pts = frag->time;
+ av_log(c->fc, AV_LOG_DEBUG, "found frag time %"PRId64
+ " sc->dts_shift %d ctts.duration %d"
+ " sc->time_offset %"PRId64" flags & MOV_TRUN_SAMPLE_CTS %d\n", pts,
+ sc->dts_shift, sc->ctts_data[sc->ctts_count].duration,
+ sc->time_offset, flags & MOV_TRUN_SAMPLE_CTS);
+ dts = pts - sc->dts_shift;
+ if (flags & MOV_TRUN_SAMPLE_CTS) {
+ dts -= sc->ctts_data[sc->ctts_count].duration;
+ } else {
+ dts -= sc->time_offset;
+ }
+ av_log(c->fc, AV_LOG_DEBUG, "calculated into dts %"PRId64"\n", dts);
+ } else {
+ dts = frag->time;
+ av_log(c->fc, AV_LOG_DEBUG, "found frag time %"PRId64
+ ", using it for dts\n", dts);
+ }
+ frag->time = AV_NOPTS_VALUE;
+ }
sc->ctts_count++;
if (st->codec->codec_type == AVMEDIA_TYPE_AUDIO)
keyframe = 1;
return 0;
}
+static int mov_read_free(MOVContext *c, AVIOContext *pb, MOVAtom atom)
+{
+ int ret;
+ uint8_t content[16];
+
+ if (atom.size < 8)
+ return 0;
+
+ ret = avio_read(pb, content, FFMIN(sizeof(content), atom.size));
+ if (ret < 0)
+ return ret;
+
+ if ( !c->found_moov
+ && !c->found_mdat
+ && !memcmp(content, "Anevia\x1A\x1A", 8)
+ && c->use_mfra_for == FF_MOV_FLAG_MFRA_AUTO) {
+ c->use_mfra_for = FF_MOV_FLAG_MFRA_PTS;
+ }
+
+ return 0;
+}
+
static const MOVParseTableEntry mov_default_parse_table[] = {
{ MKTAG('A','C','L','R'), mov_read_avid },
{ MKTAG('A','P','R','G'), mov_read_avid },
{ MKTAG('a','v','s','s'), mov_read_avss },
{ MKTAG('c','h','p','l'), mov_read_chpl },
{ MKTAG('c','o','6','4'), mov_read_stco },
+{ MKTAG('c','o','l','r'), mov_read_colr },
{ MKTAG('c','t','t','s'), mov_read_ctts }, /* composition time to sample */
{ MKTAG('d','i','n','f'), mov_read_default },
{ MKTAG('d','r','e','f'), mov_read_dref },
{ MKTAG('s','t','t','s'), mov_read_stts },
{ MKTAG('s','t','z','2'), mov_read_stsz }, /* compact sample size */
{ MKTAG('t','k','h','d'), mov_read_tkhd }, /* track header */
+{ MKTAG('t','f','d','t'), mov_read_tfdt },
{ 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('h','v','c','C'), mov_read_glbl },
{ MKTAG('u','u','i','d'), mov_read_uuid },
{ MKTAG('C','i','n', 0x8e), mov_read_targa_y216 },
+{ MKTAG('f','r','e','e'), mov_read_free },
{ MKTAG('-','-','-','-'), mov_read_custom },
{ 0, NULL }
};
av_freep(&mov->trex_data);
av_freep(&mov->bitrates);
+ for (i = 0; i < mov->fragment_index_count; i++) {
+ MOVFragmentIndex* index = mov->fragment_index_data[i];
+ av_freep(&index->items);
+ av_freep(&mov->fragment_index_data[i]);
+ }
+ av_freep(&mov->fragment_index_data);
+
return 0;
}
}
}
+static int read_tfra(MOVContext *mov, AVIOContext *f)
+{
+ MOVFragmentIndex* index = NULL;
+ int version, fieldlength, i, j, err;
+ int64_t pos = avio_tell(f);
+ uint32_t size = avio_rb32(f);
+ if (avio_rb32(f) != MKBETAG('t', 'f', 'r', 'a')) {
+ return -1;
+ }
+ av_log(mov->fc, AV_LOG_VERBOSE, "found tfra\n");
+ index = av_mallocz(sizeof(MOVFragmentIndex));
+ if (!index) {
+ return AVERROR(ENOMEM);
+ }
+ mov->fragment_index_count++;
+ if ((err = av_reallocp(&mov->fragment_index_data,
+ mov->fragment_index_count *
+ sizeof(MOVFragmentIndex*))) < 0) {
+ av_freep(&index);
+ return err;
+ }
+ mov->fragment_index_data[mov->fragment_index_count - 1] =
+ index;
+
+ version = avio_r8(f);
+ avio_rb24(f);
+ index->track_id = avio_rb32(f);
+ fieldlength = avio_rb32(f);
+ index->item_count = avio_rb32(f);
+ index->items = av_mallocz(
+ index->item_count * sizeof(MOVFragmentIndexItem));
+ if (!index->items) {
+ return AVERROR(ENOMEM);
+ }
+ for (i = 0; i < index->item_count; i++) {
+ int64_t time, offset;
+ if (version == 1) {
+ time = avio_rb64(f);
+ offset = avio_rb64(f);
+ } else {
+ time = avio_rb32(f);
+ offset = avio_rb32(f);
+ }
+ index->items[i].time = time;
+ index->items[i].moof_offset = offset;
+ for (j = 0; j < ((fieldlength >> 4) & 3) + 1; j++)
+ avio_r8(f);
+ for (j = 0; j < ((fieldlength >> 2) & 3) + 1; j++)
+ avio_r8(f);
+ for (j = 0; j < ((fieldlength >> 0) & 3) + 1; j++)
+ avio_r8(f);
+ }
+
+ avio_seek(f, pos + size, SEEK_SET);
+ return 0;
+}
+
+static int mov_read_mfra(MOVContext *c, AVIOContext *f)
+{
+ int64_t stream_size = avio_size(f);
+ int64_t original_pos = avio_tell(f);
+ int64_t seek_ret;
+ int32_t mfra_size;
+ int ret = -1;
+ if ((seek_ret = avio_seek(f, stream_size - 4, SEEK_SET)) < 0) {
+ ret = seek_ret;
+ goto fail;
+ }
+ mfra_size = avio_rb32(f);
+ if (mfra_size < 0 || mfra_size > stream_size) {
+ av_log(c->fc, AV_LOG_DEBUG, "doesn't look like mfra (unreasonable size)\n");
+ goto fail;
+ }
+ if ((seek_ret = avio_seek(f, -mfra_size, SEEK_CUR)) < 0) {
+ ret = seek_ret;
+ goto fail;
+ }
+ if (avio_rb32(f) != mfra_size) {
+ av_log(c->fc, AV_LOG_DEBUG, "doesn't look like mfra (size mismatch)\n");
+ goto fail;
+ }
+ if (avio_rb32(f) != MKBETAG('m', 'f', 'r', 'a')) {
+ av_log(c->fc, AV_LOG_DEBUG, "doesn't look like mfra (tag mismatch)\n");
+ goto fail;
+ }
+ ret = 0;
+ av_log(c->fc, AV_LOG_VERBOSE, "stream has mfra\n");
+ while (!read_tfra(c, f)) {
+ /* Empty */
+ }
+fail:
+ seek_ret = avio_seek(f, original_pos, SEEK_SET);
+ if (seek_ret < 0) {
+ av_log(c->fc, AV_LOG_ERROR,
+ "failed to seek back after looking for mfra\n");
+ ret = seek_ret;
+ }
+ return ret;
+}
+
static int mov_read_header(AVFormatContext *s)
{
MOVContext *mov = s->priv_data;
av_reduce(&st->avg_frame_rate.num, &st->avg_frame_rate.den,
sc->time_scale*(int64_t)sc->nb_frames_for_fps, sc->duration_for_fps, INT_MAX);
if (st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- if (st->codec->width <= 0 && st->codec->height <= 0) {
+ if (st->codec->width <= 0 || st->codec->height <= 0) {
st->codec->width = sc->width;
st->codec->height = sc->height;
}
}
}
+ if (mov->use_mfra_for > 0) {
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+ MOVStreamContext *sc = st->priv_data;
+ if (sc->duration_for_fps > 0) {
+ st->codec->bit_rate = sc->data_size * 8 * sc->time_scale /
+ sc->duration_for_fps;
+ }
+ }
+ }
+
for (i = 0; i < mov->bitrates_count && i < s->nb_streams; i++) {
if (mov->bitrates[i]) {
s->streams[i]->codec->bit_rate = mov->bitrates[i];
return 0;
}
-static const AVOption options[] = {
+#define OFFSET(x) offsetof(MOVContext, x)
+#define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_DECODING_PARAM
+static const AVOption mov_options[] = {
{"use_absolute_path",
"allow using absolute path when opening alias, this is a possible security issue",
offsetof(MOVContext, use_absolute_path), FF_OPT_TYPE_INT, {.i64 = 0},
0, 1, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM},
{"ignore_editlist", "", offsetof(MOVContext, ignore_editlist), FF_OPT_TYPE_INT, {.i64 = 0},
0, 1, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM},
- {NULL}
+ {"use_mfra_for",
+ "use mfra for fragment timestamps",
+ offsetof(MOVContext, use_mfra_for), FF_OPT_TYPE_INT, {.i64 = FF_MOV_FLAG_MFRA_AUTO},
+ -1, FF_MOV_FLAG_MFRA_PTS, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM,
+ "use_mfra_for"},
+ {"auto", "auto", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_MFRA_AUTO}, 0, 0,
+ AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM, "use_mfra_for" },
+ {"dts", "dts", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_MFRA_DTS}, 0, 0,
+ AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM, "use_mfra_for" },
+ {"pts", "pts", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_MFRA_PTS}, 0, 0,
+ AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_DECODING_PARAM, "use_mfra_for" },
+ { "export_all", "Export unrecognized metadata entries", OFFSET(export_all),
+ AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, .flags = FLAGS },
+ { NULL },
};
static const AVClass mov_class = {
.class_name = "mov,mp4,m4a,3gp,3g2,mj2",
.item_name = av_default_item_name,
- .option = options,
+ .option = mov_options,
.version = LIBAVUTIL_VERSION_INT,
};
AVInputFormat ff_mov_demuxer = {
.name = "mov,mp4,m4a,3gp,3g2,mj2",
.long_name = NULL_IF_CONFIG_SMALL("QuickTime / MOV"),
+ .priv_class = &mov_class,
.priv_data_size = sizeof(MOVContext),
.extensions = "mov,mp4,m4a,3gp,3g2,mj2",
.read_probe = mov_probe,
.read_packet = mov_read_packet,
.read_close = mov_read_close,
.read_seek = mov_read_seek,
- .priv_class = &mov_class,
.flags = AVFMT_NO_BYTE_SEEK,
};