size_t mapsize;
size_t fpos;
int32_t track;
- mp4ff_t *mp4ff;
- mp4AudioSpecificConfig masc;
- mp4ff_callback_t cb;
+ struct mp4 *mp4;
+ struct mp4_callback cb;
};
static uint32_t aac_afh_read_cb(void *user_data, void *dest, uint32_t want)
return 0;
}
-static int32_t aac_afh_get_track(mp4ff_t *mp4ff, mp4AudioSpecificConfig *masc)
+static int32_t aac_afh_get_track(struct mp4 *mp4)
{
- int32_t i, rc, num_tracks = mp4ff_total_tracks(mp4ff);
+ int32_t i, rc, num_tracks = mp4_total_tracks(mp4);
assert(num_tracks >= 0);
for (i = 0; i < num_tracks; i++) {
unsigned char *buf = NULL;
unsigned buf_size = 0;
- mp4ff_get_decoder_config(mp4ff, i, &buf, &buf_size);
+ mp4_get_decoder_config(mp4, i, &buf, &buf_size);
if (buf) {
- rc = NeAACDecAudioSpecificConfig(buf, buf_size, masc);
+ mp4AudioSpecificConfig masc;
+ rc = NeAACDecAudioSpecificConfig(buf, buf_size, &masc);
free(buf);
if (rc < 0)
continue;
c->cb.seek = aac_afh_seek_cb;
c->cb.user_data = c;
- ret = -E_MP4FF_OPEN;
- c->mp4ff = mp4ff_open_read(&c->cb);
- if (!c->mp4ff)
+ ret = -E_MP4_OPEN;
+ c->mp4 = mp4_open_read(&c->cb);
+ if (!c->mp4)
goto free_ctx;
- c->track = aac_afh_get_track(c->mp4ff, &c->masc);
- ret = -E_MP4FF_TRACK;
+ c->track = aac_afh_get_track(c->mp4);
+ ret = -E_MP4_TRACK;
if (c->track < 0)
- goto close_mp4ff;
+ goto close_mp4;
*afh_context = c;
return 0;
-close_mp4ff:
- mp4ff_close(c->mp4ff);
+close_mp4:
+ mp4_close(c->mp4);
free_ctx:
free(c);
*afh_context = NULL;
static void aac_afh_close(void *afh_context)
{
struct aac_afh_context *c = afh_context;
- mp4ff_close(c->mp4ff);
+ mp4_close(c->mp4);
free(c);
}
-/**
- * Libmp4ff function to reposition the file to the given sample.
- *
- * \param f The opaque handle returned by mp4ff_open_read().
- * \param track The number of the (audio) track.
- * \param sample Destination.
- *
- * We need this function to obtain the offset of the sample within the audio
- * file. Unfortunately, it is not exposed in the mp4ff header.
- *
- * \return This function always returns 0.
- */
-int32_t mp4ff_set_sample_position(mp4ff_t *f, const int32_t track, const int32_t sample);
-
static int aac_afh_get_chunk(uint32_t chunk_num, void *afh_context,
const char **buf, uint32_t *len)
{
size_t offset;
assert(chunk_num <= INT_MAX);
- /* this function always returns zero */
- mp4ff_set_sample_position(c->mp4ff, c->track, chunk_num);
+ mp4_set_sample_position(c->mp4, c->track, chunk_num);
offset = c->fpos;
- ss = mp4ff_read_sample_getsize(c->mp4ff, c->track, chunk_num);
+ ss = mp4_get_sample_size(c->mp4, c->track, chunk_num);
if (ss <= 0)
- return -E_MP4FF_BAD_SAMPLE;
+ return -E_MP4_BAD_SAMPLE;
assert(ss + offset <= c->mapsize);
*buf = c->map + offset;
*len = ss;
return 1;
}
-static void _aac_afh_get_taginfo(const mp4ff_t *mp4ff, struct taginfo *tags)
+static void _aac_afh_get_taginfo(const struct mp4 *mp4, struct taginfo *tags)
{
- mp4ff_meta_get_artist(mp4ff, &tags->artist);
- mp4ff_meta_get_title(mp4ff, &tags->title);
- mp4ff_meta_get_date(mp4ff, &tags->year);
- mp4ff_meta_get_album(mp4ff, &tags->album);
- mp4ff_meta_get_comment(mp4ff, &tags->comment);
+ mp4_meta_get_artist(mp4, &tags->artist);
+ mp4_meta_get_title(mp4, &tags->title);
+ mp4_meta_get_date(mp4, &tags->year);
+ mp4_meta_get_album(mp4, &tags->album);
+ mp4_meta_get_comment(mp4, &tags->comment);
}
/*
int ret;
int32_t rv;
struct aac_afh_context *c;
- int64_t tmp;
+ uint64_t milliseconds;
const char *buf;
uint32_t n, len;
if (ret < 0)
return ret;
- ret = -E_MP4FF_BAD_SAMPLERATE;
- rv = mp4ff_get_sample_rate(c->mp4ff, c->track);
+ ret = -E_MP4_BAD_SAMPLERATE;
+ rv = mp4_get_sample_rate(c->mp4, c->track);
if (rv <= 0)
goto close;
afhi->frequency = rv;
- ret = -E_MP4FF_BAD_CHANNEL_COUNT;
- rv = mp4ff_get_channel_count(c->mp4ff, c->track);
+ ret = -E_MP4_BAD_CHANNEL_COUNT;
+ rv = mp4_get_channel_count(c->mp4, c->track);
if (rv <= 0)
goto close;
afhi->channels = rv;
- ret = -E_MP4FF_BAD_SAMPLE_COUNT;
- rv = mp4ff_num_samples(c->mp4ff, c->track);
+ ret = -E_MP4_BAD_SAMPLE_COUNT;
+ rv = mp4_num_samples(c->mp4, c->track);
if (rv <= 0)
goto close;
afhi->chunks_total = rv;
break;
afhi->max_chunk_size = PARA_MAX(afhi->max_chunk_size, len);
}
-
- tmp = c->masc.sbr_present_flag == 1? 2048 : 1024;
- afhi->seconds_total = tmp * afhi->chunks_total / afhi->frequency;
- ms2tv(1000 * tmp / afhi->frequency, &afhi->chunk_tv);
-
+ milliseconds = mp4_get_duration(c->mp4, c->track);
+ afhi->seconds_total = milliseconds / 1000;
+ ms2tv(milliseconds / afhi->chunks_total, &afhi->chunk_tv);
if (aac_afh_get_chunk(0, c, &buf, &len) >= 0)
numbytes -= buf - map;
afhi->bitrate = 8 * numbytes / afhi->seconds_total / 1000;
- _aac_afh_get_taginfo(c->mp4ff, &afhi->tags);
+ _aac_afh_get_taginfo(c->mp4, &afhi->tags);
ret = 1;
close:
aac_afh_close(c);
return ftruncate(fd, offset);
}
-static void replace_tag(mp4ff_tag_t *tag, const char *new_val, bool *found)
+static void replace_tag(struct mp4_tag *tag, const char *new_val, bool *found)
{
free(tag->value);
tag->value = para_strdup(new_val);
*found = true;
}
-static void add_tag(mp4ff_metadata_t *md, const char *item, const char *value)
+static void add_tag(struct mp4_metadata *md, const char *item, const char *value)
{
md->tags[md->count].item = para_strdup(item);
md->tags[md->count].value = para_strdup(value);
{
int ret, i;
int32_t rv;
- mp4ff_metadata_t metadata;
- mp4ff_t *mp4ff;
- mp4ff_callback_t cb = {
+ struct mp4_metadata metadata;
+ struct mp4 *mp4;
+ struct mp4_callback cb = {
.read = aac_afh_meta_read_cb,
.seek = aac_afh_meta_seek_cb,
.write = aac_afh_meta_write_cb,
return ret;
lseek(fd, 0, SEEK_SET);
- mp4ff = mp4ff_open_read_metaonly(&cb);
- if (!mp4ff)
- return -E_MP4FF_OPEN;
+ mp4 = mp4_open_meta(&cb);
+ if (!mp4)
+ return -E_MP4_OPEN;
- ret = -E_MP4FF_META_READ;
- rv = mp4ff_meta_get_num_items(mp4ff);
+ ret = -E_MP4_META_READ;
+ rv = mp4_meta_get_num_items(mp4);
if (rv < 0)
goto close;
metadata.count = rv;
PARA_NOTICE_LOG("%d metadata item(s) found\n", rv);
- metadata.tags = para_malloc((metadata.count + 5) * sizeof(mp4ff_tag_t));
+ metadata.tags = para_malloc((metadata.count + 5) * sizeof(struct mp4_tag));
for (i = 0; i < metadata.count; i++) {
- mp4ff_tag_t *tag = metadata.tags + i;
+ struct mp4_tag *tag = metadata.tags + i;
- ret = -E_MP4FF_META_READ;
- if (!mp4ff_meta_get_by_index(mp4ff, i, &tag->item, &tag->value))
+ ret = -E_MP4_META_READ;
+ if (!mp4_meta_get_by_index(mp4, i, &tag->item, &tag->value))
goto free_tags;
PARA_INFO_LOG("found: %s: %s\n", tag->item, tag->value);
if (!strcmp(tag->item, "artist"))
add_tag(&metadata, "date", tags->year);
if (!found_comment)
add_tag(&metadata, "comment", tags->comment);
- ret = -E_MP4FF_META_WRITE;
- if (!mp4ff_meta_update(&cb, &metadata))
+ ret = -E_MP4_META_WRITE;
+ if (!mp4_meta_update(&cb, &metadata))
goto free_tags;
ret = 1;
free_tags:
}
free(metadata.tags);
close:
- mp4ff_close(mp4ff);
+ mp4_close(mp4);
return ret;
}