*/
static void put_ebml_void(AVIOContext *pb, uint64_t size)
{
- int64_t currentpos = url_ftell(pb);
+ int64_t currentpos = avio_tell(pb);
assert(size >= 2);
put_ebml_num(pb, size-1, 0);
else
put_ebml_num(pb, size-9, 8);
- while(url_ftell(pb) < currentpos + size)
+ while(avio_tell(pb) < currentpos + size)
avio_w8(pb, 0);
}
int bytes = expectedsize ? ebml_num_size(expectedsize) : 8;
put_ebml_id(pb, elementid);
put_ebml_size_unknown(pb, bytes);
- return (ebml_master){ url_ftell(pb), bytes };
+ return (ebml_master){ avio_tell(pb), bytes };
}
static void end_ebml_master(AVIOContext *pb, ebml_master master)
{
- int64_t pos = url_ftell(pb);
+ int64_t pos = avio_tell(pb);
- if (url_fseek(pb, master.pos - master.sizebytes, SEEK_SET) < 0)
+ if (avio_seek(pb, master.pos - master.sizebytes, SEEK_SET) < 0)
return;
put_ebml_num(pb, pos - master.pos, master.sizebytes);
- url_fseek(pb, pos, SEEK_SET);
+ avio_seek(pb, pos, SEEK_SET);
}
static void put_xiph_size(AVIOContext *pb, int size)
new_seekhead->segment_offset = segment_offset;
if (numelements > 0) {
- new_seekhead->filepos = url_ftell(pb);
+ new_seekhead->filepos = avio_tell(pb);
// 21 bytes max for a seek entry, 10 bytes max for the SeekHead ID
// and size, and 3 bytes to guarantee that an EBML void element
// will fit afterwards
int64_t currentpos;
int i;
- currentpos = url_ftell(pb);
+ currentpos = avio_tell(pb);
if (seekhead->reserved_size > 0)
- if (url_fseek(pb, seekhead->filepos, SEEK_SET) < 0)
+ if (avio_seek(pb, seekhead->filepos, SEEK_SET) < 0)
return -1;
metaseek = start_ebml_master(pb, MATROSKA_ID_SEEKHEAD, seekhead->reserved_size);
end_ebml_master(pb, metaseek);
if (seekhead->reserved_size > 0) {
- uint64_t remaining = seekhead->filepos + seekhead->reserved_size - url_ftell(pb);
+ uint64_t remaining = seekhead->filepos + seekhead->reserved_size - avio_tell(pb);
put_ebml_void(pb, remaining);
- url_fseek(pb, currentpos, SEEK_SET);
+ avio_seek(pb, currentpos, SEEK_SET);
currentpos = seekhead->filepos;
}
int64_t currentpos;
int i, j;
- currentpos = url_ftell(pb);
+ currentpos = avio_tell(pb);
cues_element = start_ebml_master(pb, MATROSKA_ID_CUES, 0);
for (i = 0; i < cues->num_entries; i++) {
}
end_ebml_master(pb, cues_element);
- av_free(cues->entries);
- av_free(cues);
return currentpos;
}
static void get_aac_sample_rates(AVFormatContext *s, AVCodecContext *codec, int *sample_rate, int *output_sample_rate)
{
- int sri;
+ MPEG4AudioConfig mp4ac;
- if (codec->extradata_size < 2) {
- av_log(s, AV_LOG_WARNING, "No AAC extradata, unable to determine samplerate.\n");
+ if (ff_mpeg4audio_get_config(&mp4ac, codec->extradata, codec->extradata_size) < 0) {
+ av_log(s, AV_LOG_WARNING, "Error parsing AAC extradata, unable to determine samplerate.\n");
return;
}
- sri = ((codec->extradata[0] << 1) & 0xE) | (codec->extradata[1] >> 7);
- if (sri > 12) {
- av_log(s, AV_LOG_WARNING, "AAC samplerate index out of bounds\n");
- return;
- }
- *sample_rate = ff_mpeg4audio_sample_rates[sri];
-
- // if sbr, get output sample rate as well
- if (codec->extradata_size == 5) {
- sri = (codec->extradata[4] >> 3) & 0xF;
- if (sri > 12) {
- av_log(s, AV_LOG_WARNING, "AAC output samplerate index out of bounds\n");
- return;
- }
- *output_sample_rate = ff_mpeg4audio_sample_rates[sri];
- }
+ *sample_rate = mp4ac.sample_rate;
+ *output_sample_rate = mp4ac.ext_sample_rate;
}
static int mkv_write_codecprivate(AVFormatContext *s, AVIOContext *pb, AVCodecContext *codec, int native_id, int qt_id)
uint8_t *codecpriv;
int ret, codecpriv_size;
- ret = url_open_dyn_buf(&dyn_cp);
+ ret = avio_open_dyn_buf(&dyn_cp);
if(ret < 0)
return ret;
ff_put_wav_header(dyn_cp, codec);
}
- codecpriv_size = url_close_dyn_buf(dyn_cp, &codecpriv);
+ codecpriv_size = avio_close_dyn_buf(dyn_cp, &codecpriv);
if (codecpriv_size)
put_ebml_binary(pb, MATROSKA_ID_CODECPRIVATE, codecpriv, codecpriv_size);
av_free(codecpriv);
ebml_master tracks;
int i, j, ret;
- ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TRACKS, url_ftell(pb));
+ ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TRACKS, avio_tell(pb));
if (ret < 0) return ret;
tracks = start_ebml_master(pb, MATROSKA_ID_TRACKS, 0);
case AVMEDIA_TYPE_SUBTITLE:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_SUBTITLE);
+ if (!native_id) {
+ av_log(s, AV_LOG_ERROR, "Subtitle codec %d is not supported.\n", codec->codec_id);
+ return AVERROR(ENOSYS);
+ }
break;
default:
- av_log(s, AV_LOG_ERROR, "Only audio, video, and subtitles are supported for Matroska.");
+ av_log(s, AV_LOG_ERROR, "Only audio, video, and subtitles are supported for Matroska.\n");
break;
}
ret = mkv_write_codecprivate(s, pb, codec, native_id, qt_id);
if (!s->nb_chapters)
return 0;
- ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CHAPTERS, url_ftell(pb));
+ ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CHAPTERS, avio_tell(pb));
if (ret < 0) return ret;
chapters = start_ebml_master(pb, MATROSKA_ID_CHAPTERS , 0);
int ret;
if (!tags->pos) {
- ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TAGS, url_ftell(s->pb));
+ ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_TAGS, avio_tell(s->pb));
if (ret < 0) return ret;
*tags = start_ebml_master(s->pb, MATROSKA_ID_TAGS, 0);
end_ebml_master(pb, ebml_header);
mkv->segment = start_ebml_master(pb, MATROSKA_ID_SEGMENT, 0);
- mkv->segment_offset = url_ftell(pb);
+ mkv->segment_offset = avio_tell(pb);
// we write 2 seek heads - one at the end of the file to point to each
// cluster, and one at the beginning to point to all other level one
if (!mkv->main_seekhead)
return AVERROR(ENOMEM);
- ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_INFO, url_ftell(pb));
+ ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_INFO, avio_tell(pb));
if (ret < 0) return ret;
segment_info = start_ebml_master(pb, MATROSKA_ID_INFO, 0);
// reserve space for the duration
mkv->duration = 0;
- mkv->duration_offset = url_ftell(pb);
+ mkv->duration_offset = avio_tell(pb);
put_ebml_void(pb, 11); // assumes double-precision float to be written
end_ebml_master(pb, segment_info);
if (ret < 0) return ret;
}
- if (url_is_streamed(s->pb))
+ if (!s->pb->seekable)
mkv_write_seekhead(pb, mkv->main_seekhead);
mkv->cues = mkv_start_cues(mkv->segment_offset);
mkv->cur_audio_pkt.size = 0;
mkv->audio_buffer_size = 0;
- put_flush_packet(pb);
+ avio_flush(pb);
return 0;
}
av_log(s, AV_LOG_DEBUG, "Writing block at offset %" PRIu64 ", size %d, "
"pts %" PRId64 ", duration %d\n",
- url_ftell(pb), size, pkt->pts, duration);
+ avio_tell(pb), size, pkt->pts, duration);
blockgroup = start_ebml_master(pb, MATROSKA_ID_BLOCKGROUP, mkv_blockgroup_size(size));
put_ebml_id(pb, MATROSKA_ID_BLOCK);
put_ebml_num(pb, size+4, 0);
av_log(s, AV_LOG_DEBUG, "Writing block at offset %" PRIu64 ", size %d, "
"pts %" PRId64 ", dts %" PRId64 ", duration %d, flags %d\n",
- url_ftell(pb), pkt->size, pkt->pts, pkt->dts, pkt->duration, flags);
+ avio_tell(pb), pkt->size, pkt->pts, pkt->dts, pkt->duration, flags);
if (codec->codec_id == CODEC_ID_H264 && codec->extradata_size > 0 &&
(AV_RB24(codec->extradata) == 1 || AV_RB32(codec->extradata) == 1))
ff_avc_parse_nal_units_buf(pkt->data, &data, &size);
if (!mkv->dyn_bc)
return;
- bufsize = url_close_dyn_buf(mkv->dyn_bc, &dyn_buf);
+ bufsize = avio_close_dyn_buf(mkv->dyn_bc, &dyn_buf);
avio_write(s->pb, dyn_buf, bufsize);
av_free(dyn_buf);
mkv->dyn_bc = NULL;
return AVERROR(EINVAL);
}
- if (url_is_streamed(s->pb)) {
+ if (!s->pb->seekable) {
if (!mkv->dyn_bc)
- url_open_dyn_buf(&mkv->dyn_bc);
+ avio_open_dyn_buf(&mkv->dyn_bc);
pb = mkv->dyn_bc;
}
if (!mkv->cluster_pos) {
- mkv->cluster_pos = url_ftell(s->pb);
+ mkv->cluster_pos = avio_tell(s->pb);
mkv->cluster = start_ebml_master(pb, MATROSKA_ID_CLUSTER, 0);
put_ebml_uint(pb, MATROSKA_ID_CLUSTERTIMECODE, FFMAX(0, ts));
mkv->cluster_pts = FFMAX(0, ts);
static int mkv_write_packet(AVFormatContext *s, AVPacket *pkt)
{
MatroskaMuxContext *mkv = s->priv_data;
- AVIOContext *pb = url_is_streamed(s->pb) ? mkv->dyn_bc : s->pb;
+ AVIOContext *pb = s->pb->seekable ? s->pb : mkv->dyn_bc;
AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
int ret, keyframe = !!(pkt->flags & AV_PKT_FLAG_KEY);
int64_t ts = mkv->tracks[pkt->stream_index].write_dts ? pkt->dts : pkt->pts;
- int cluster_size = url_ftell(pb) - (url_is_streamed(s->pb) ? 0 : mkv->cluster_pos);
+ int cluster_size = avio_tell(pb) - (s->pb->seekable ? mkv->cluster_pos : 0);
// start a new cluster every 5 MB or 5 sec, or 32k / 1 sec for streaming or
// after 4k and on a keyframe
if (mkv->cluster_pos &&
- ((url_is_streamed(s->pb) && (cluster_size > 32*1024 || ts > mkv->cluster_pts + 1000))
+ ((!s->pb->seekable && (cluster_size > 32*1024 || ts > mkv->cluster_pts + 1000))
|| cluster_size > 5*1024*1024 || ts > mkv->cluster_pts + 5000
|| (codec->codec_type == AVMEDIA_TYPE_VIDEO && keyframe && cluster_size > 4*1024))) {
av_log(s, AV_LOG_DEBUG, "Starting new cluster at offset %" PRIu64
- " bytes, pts %" PRIu64 "\n", url_ftell(pb), ts);
+ " bytes, pts %" PRIu64 "\n", avio_tell(pb), ts);
end_ebml_master(pb, mkv->cluster);
mkv->cluster_pos = 0;
if (mkv->dyn_bc)
end_ebml_master(pb, mkv->cluster);
}
- if (!url_is_streamed(pb)) {
- cuespos = mkv_write_cues(pb, mkv->cues, s->nb_streams);
+ if (pb->seekable) {
+ if (mkv->cues->num_entries) {
+ cuespos = mkv_write_cues(pb, mkv->cues, s->nb_streams);
+
+ ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CUES, cuespos);
+ if (ret < 0) return ret;
+ }
- ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CUES , cuespos);
- if (ret < 0) return ret;
mkv_write_seekhead(pb, mkv->main_seekhead);
// update the duration
av_log(s, AV_LOG_DEBUG, "end duration = %" PRIu64 "\n", mkv->duration);
- currentpos = url_ftell(pb);
- url_fseek(pb, mkv->duration_offset, SEEK_SET);
+ currentpos = avio_tell(pb);
+ avio_seek(pb, mkv->duration_offset, SEEK_SET);
put_ebml_float(pb, MATROSKA_ID_DURATION, mkv->duration);
- url_fseek(pb, currentpos, SEEK_SET);
+ avio_seek(pb, currentpos, SEEK_SET);
}
end_ebml_master(pb, mkv->segment);
av_free(mkv->tracks);
+ av_freep(&mkv->cues->entries);
+ av_freep(&mkv->cues);
av_destruct_packet(&mkv->cur_audio_pkt);
- put_flush_packet(pb);
+ avio_flush(pb);
return 0;
}
projects / ffmpeg / blobdiff