36 #define MAX_PAGE_SIZE 65025
76 #define OFFSET(x) offsetof(OGGContext, x)
77 #define PARAM AV_OPT_FLAG_ENCODING_PARAM
80 {
"pagesize",
"preferred page size in bytes (deprecated)",
82 {
"page_duration",
"preferred page duration, in microseconds",
145 return (granule>>oggstream->
kfgshift) +
146 (granule & ((1<<oggstream->
kfgshift)-1));
155 int64_t next_granule, cur_granule;
164 return next_granule > cur_granule;
207 int total_segments = size / 255 + 1;
221 if (!header && oggstream->
page.
size > 0 &&
226 for (i = 0; i < total_segments; ) {
237 len =
FFMIN(size, segments*255);
239 memcpy(page->
data+page->
size, p, len);
245 if (i == total_segments)
289 bytestream_put_byte(&p, 1);
312 bytestream_put_byte(&p, 0x7F);
314 bytestream_put_byte(&p, 1);
315 bytestream_put_byte(&p, 0);
316 bytestream_put_be16(&p, 1);
318 bytestream_put_byte(&p, 0x00);
319 bytestream_put_be24(&p, 34);
327 bytestream_put_byte(&p, 0x84);
328 bytestream_put_be24(&p, oggstream->
header_len[1] - 4);
333 #define SPEEX_HEADER_SIZE 80
362 #define OPUS_HEADER_SIZE 19
402 unsigned serial_num = i;
431 for (j = 0; j < i; j++) {
488 bytestream_put_byte(&p, header_type);
512 for (i = 1; i < 3; i++) {
561 if (pframe_count >= (1<<oggstream->
kfgshift)) {
569 granule = pkt->pts + pkt->duration;
572 oggstream->page.start_granule = pkt->pts;
580 oggstream->last_granule = granule;
616 .mime_type =
"application/ogg",
617 .extensions =
"ogg,ogv,spx,opus",
626 .priv_class = &ogg_muxer_class,