taglen--; /* account for encoding type byte */
dstlen--; /* Leave space for zero terminator */
- switch(get_byte(&s->pb)) { /* encoding type */
+ switch(get_byte(s->pb)) { /* encoding type */
case 0: /* ISO-8859-1 (0 - 255 maps directly into unicode) */
q = dst;
while(taglen--) {
uint8_t tmp;
- PUT_UTF8(get_byte(&s->pb), tmp, if (q - dst < dstlen - 1) *q++ = tmp;)
+ PUT_UTF8(get_byte(s->pb), tmp, if (q - dst < dstlen - 1) *q++ = tmp;)
}
*q = '\0';
break;
case 3: /* UTF-8 */
len = FFMIN(taglen, dstlen);
- get_buffer(&s->pb, dst, len);
+ get_buffer(s->pb, dst, len);
dst[len] = 0;
break;
}
}
if(isv34 && flags & 0x40) /* Extended header present, just skip over it */
- url_fskip(&s->pb, id3v2_get_size(&s->pb, 4));
+ url_fskip(s->pb, id3v2_get_size(s->pb, 4));
while(len >= taghdrlen) {
if(isv34) {
- tag = get_be32(&s->pb);
- tlen = id3v2_get_size(&s->pb, 4);
- get_be16(&s->pb); /* flags */
+ tag = get_be32(s->pb);
+ tlen = id3v2_get_size(s->pb, 4);
+ get_be16(s->pb); /* flags */
} else {
- tag = get_be24(&s->pb);
- tlen = id3v2_get_size(&s->pb, 3);
+ tag = get_be24(s->pb);
+ tlen = id3v2_get_size(s->pb, 3);
}
len -= taghdrlen + tlen;
if(len < 0)
break;
- next = url_ftell(&s->pb) + tlen;
+ next = url_ftell(s->pb) + tlen;
switch(tag) {
case MKBETAG('T', 'I', 'T', '2'):
break;
case 0:
/* padding, skip to end */
- url_fskip(&s->pb, len);
+ url_fskip(s->pb, len);
len = 0;
continue;
}
/* Skip to end of tag */
- url_fseek(&s->pb, next, SEEK_SET);
+ url_fseek(s->pb, next, SEEK_SET);
}
if(version == 4 && flags & 0x10) /* Footer preset, always 10 bytes, skip over it */
- url_fskip(&s->pb, 10);
+ url_fskip(s->pb, 10);
return;
error:
av_log(s, AV_LOG_INFO, "ID3v2.%d tag skipped, cannot handle %s\n", version, reason);
- url_fskip(&s->pb, len);
+ url_fskip(s->pb, len);
}
static void id3v1_get_string(char *str, int str_size,
max_frames = 0;
buf = p->buf;
- end = buf + FFMIN(4096, p->buf_size - sizeof(uint32_t));
+ end = buf + p->buf_size - sizeof(uint32_t);
- for(; buf < end; buf++) {
+ for(; buf < end; buf= buf2+1) {
buf2 = buf;
for(frames = 0; buf2 < end; frames++) {
first_frames= frames;
}
if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
+ else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
else if(max_frames>=1) return 1;
else return 0;
const offset_t xing_offtbl[2][2] = {{32, 17}, {17,9}};
MPADecodeContext c;
- v = get_be32(&s->pb);
+ v = get_be32(s->pb);
if(ff_mpa_check_header(v) < 0)
return;
return;
/* Check for Xing / Info tag */
- url_fseek(&s->pb, xing_offtbl[c.lsf == 1][c.nb_channels == 1], SEEK_CUR);
- v = get_be32(&s->pb);
+ url_fseek(s->pb, xing_offtbl[c.lsf == 1][c.nb_channels == 1], SEEK_CUR);
+ v = get_be32(s->pb);
if(v == MKBETAG('X', 'i', 'n', 'g') || v == MKBETAG('I', 'n', 'f', 'o')) {
- v = get_be32(&s->pb);
+ v = get_be32(s->pb);
if(v & 0x1)
- frames = get_be32(&s->pb);
+ frames = get_be32(s->pb);
}
/* Check for VBRI tag (always 32 bytes after end of mpegaudio header) */
- url_fseek(&s->pb, base + 4 + 32, SEEK_SET);
- v = get_be32(&s->pb);
+ url_fseek(s->pb, base + 4 + 32, SEEK_SET);
+ v = get_be32(s->pb);
if(v == MKBETAG('V', 'B', 'R', 'I')) {
/* Check tag version */
- if(get_be16(&s->pb) == 1) {
+ if(get_be16(s->pb) == 1) {
/* skip delay, quality and total bytes */
- url_fseek(&s->pb, 8, SEEK_CUR);
- frames = get_be32(&s->pb);
+ url_fseek(s->pb, 8, SEEK_CUR);
+ frames = get_be32(s->pb);
}
}
st->start_time = 0;
/* try to get the TAG */
- if (!url_is_streamed(&s->pb)) {
+ if (!url_is_streamed(s->pb)) {
/* XXX: change that */
- filesize = url_fsize(&s->pb);
+ filesize = url_fsize(s->pb);
if (filesize > 128) {
- url_fseek(&s->pb, filesize - 128, SEEK_SET);
- ret = get_buffer(&s->pb, buf, ID3v1_TAG_SIZE);
+ url_fseek(s->pb, filesize - 128, SEEK_SET);
+ ret = get_buffer(s->pb, buf, ID3v1_TAG_SIZE);
if (ret == ID3v1_TAG_SIZE) {
id3v1_parse_tag(s, buf);
}
- url_fseek(&s->pb, 0, SEEK_SET);
+ url_fseek(s->pb, 0, SEEK_SET);
}
}
/* if ID3v2 header found, skip it */
- ret = get_buffer(&s->pb, buf, ID3v2_HEADER_SIZE);
+ ret = get_buffer(s->pb, buf, ID3v2_HEADER_SIZE);
if (ret != ID3v2_HEADER_SIZE)
return -1;
if (id3v2_match(buf)) {
(buf[9] & 0x7f);
id3v2_parse(s, len, buf[3], buf[5]);
} else {
- url_fseek(&s->pb, 0, SEEK_SET);
+ url_fseek(s->pb, 0, SEEK_SET);
}
- off = url_ftell(&s->pb);
+ off = url_ftell(s->pb);
mp3_parse_vbr_tags(s, st, off);
- url_fseek(&s->pb, off, SEEK_SET);
+ url_fseek(s->pb, off, SEEK_SET);
/* the parameters will be extracted from the compressed bitstream */
return 0;
size= MP3_PACKET_SIZE;
- ret= av_get_packet(&s->pb, pkt, size);
+ ret= av_get_packet(s->pb, pkt, size);
pkt->stream_index = 0;
if (ret <= 0) {
static void id3v2_put_size(AVFormatContext *s, int size)
{
- put_byte(&s->pb, size >> 21 & 0x7f);
- put_byte(&s->pb, size >> 14 & 0x7f);
- put_byte(&s->pb, size >> 7 & 0x7f);
- put_byte(&s->pb, size & 0x7f);
+ put_byte(s->pb, size >> 21 & 0x7f);
+ put_byte(s->pb, size >> 14 & 0x7f);
+ put_byte(s->pb, size >> 7 & 0x7f);
+ put_byte(s->pb, size & 0x7f);
}
static void id3v2_put_ttag(AVFormatContext *s, char *string, uint32_t tag)
{
int len = strlen(string);
- put_be32(&s->pb, tag);
+ put_be32(s->pb, tag);
id3v2_put_size(s, len + 1);
- put_be16(&s->pb, 0);
- put_byte(&s->pb, 3); /* UTF-8 */
- put_buffer(&s->pb, string, len);
+ put_be16(s->pb, 0);
+ put_byte(s->pb, 3); /* UTF-8 */
+ put_buffer(s->pb, string, len);
}
char yeartxt[10];
if(s->track)
- snprintf(tracktxt, sizeof(tracktxt) , "%d", s->track);
+ snprintf(tracktxt, sizeof(tracktxt), "%d", s->track);
if(s->year)
- snprintf( yeartxt, sizeof(yeartxt) , "%d", s->year );
+ snprintf( yeartxt, sizeof(yeartxt) , "%d", s->year );
if(s->title[0]) totlen += 11 + strlen(s->title);
if(s->author[0]) totlen += 11 + strlen(s->author);
if(totlen == 0)
return 0;
- put_be32(&s->pb, MKBETAG('I', 'D', '3', 0x04)); /* ID3v2.4 */
- put_byte(&s->pb, 0);
- put_byte(&s->pb, 0); /* flags */
+ put_be32(s->pb, MKBETAG('I', 'D', '3', 0x04)); /* ID3v2.4 */
+ put_byte(s->pb, 0);
+ put_byte(s->pb, 0); /* flags */
id3v2_put_size(s, totlen);
static int mp3_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
- put_buffer(&s->pb, pkt->data, pkt->size);
- put_flush_packet(&s->pb);
+ put_buffer(s->pb, pkt->data, pkt->size);
+ put_flush_packet(s->pb);
return 0;
}
/* write the id3v1 tag */
if (s->title[0] != '\0') {
id3v1_create_tag(s, buf);
- put_buffer(&s->pb, buf, ID3v1_TAG_SIZE);
- put_flush_packet(&s->pb);
+ put_buffer(s->pb, buf, ID3v1_TAG_SIZE);
+ put_flush_packet(s->pb);
}
return 0;
}