*/
#include "avformat.h"
-#include "md5.h"
#include "riff.h"
-#include "xiph.h"
+#include "isom.h"
#include "matroska.h"
+#include "avc.h"
+#include "libavutil/md5.h"
+#include "libavcodec/xiph.h"
+#include "libavcodec/mpeg4audio.h"
typedef struct ebml_master {
offset_t pos; ///< absolute offset in the file where the master's elements start
static void put_ebml_uint(ByteIOContext *pb, unsigned int elementid, uint64_t val)
{
int i, bytes = 1;
- while (val >> bytes*8) bytes++;
+ uint64_t tmp = val;
+ while (tmp>>=8) bytes++;
put_ebml_id(pb, elementid);
put_ebml_num(pb, bytes, 0);
put_ebml_num(pb, size-1, 0);
else
put_ebml_num(pb, size-9, 8);
- url_fseek(pb, currentpos + size, SEEK_SET);
+ while(url_ftell(pb) < currentpos + size)
+ put_byte(pb, 0);
}
static ebml_master start_ebml_master(ByteIOContext *pb, unsigned int elementid, uint64_t expectedsize)
static int put_flac_codecpriv(AVFormatContext *s, ByteIOContext *pb, AVCodecContext *codec)
{
// if the extradata_size is greater than FLAC_STREAMINFO_SIZE,
- // assume that it's in Matroska's format already
+ // assume that it's in Matroska format already
if (codec->extradata_size < FLAC_STREAMINFO_SIZE) {
av_log(s, AV_LOG_ERROR, "Invalid FLAC extradata\n");
return -1;
} else if (codec->extradata_size == FLAC_STREAMINFO_SIZE) {
// only the streaminfo packet
- put_byte(pb, 0);
- put_xiph_size(pb, codec->extradata_size);
- av_log(s, AV_LOG_ERROR, "Only one packet\n");
+ put_buffer(pb, "fLaC", 4);
+ put_byte(pb, 0x80);
+ put_be24(pb, FLAC_STREAMINFO_SIZE);
+ } else if(memcmp("fLaC", codec->extradata, 4)) {
+ av_log(s, AV_LOG_ERROR, "Invalid FLAC extradata\n");
+ return -1;
}
put_buffer(pb, codec->extradata, codec->extradata_size);
return 0;
static void get_aac_sample_rates(AVFormatContext *s, AVCodecContext *codec, int *sample_rate, int *output_sample_rate)
{
- static const int aac_sample_rates[] = {
- 96000, 88200, 64000, 48000, 44100, 32000,
- 24000, 22050, 16000, 12000, 11025, 8000,
- };
int sri;
if (codec->extradata_size < 2) {
av_log(s, AV_LOG_WARNING, "AAC samplerate index out of bounds\n");
return;
}
- *sample_rate = aac_sample_rates[sri];
+ *sample_rate = ff_mpeg4audio_sample_rates[sri];
// if sbr, get output sample rate as well
if (codec->extradata_size == 5) {
av_log(s, AV_LOG_WARNING, "AAC output samplerate index out of bounds\n");
return;
}
- *output_sample_rate = aac_sample_rates[sri];
+ *output_sample_rate = ff_mpeg4audio_sample_rates[sri];
}
}
-static int mkv_write_codecprivate(AVFormatContext *s, ByteIOContext *pb, AVCodecContext *codec, int native_id)
+static int mkv_write_codecprivate(AVFormatContext *s, ByteIOContext *pb, AVCodecContext *codec, int native_id, int qt_id)
{
ByteIOContext *dyn_cp;
uint8_t *codecpriv;
ret = put_xiph_codecpriv(s, dyn_cp, codec);
else if (codec->codec_id == CODEC_ID_FLAC)
ret = put_flac_codecpriv(s, dyn_cp, codec);
+ else if (codec->codec_id == CODEC_ID_H264)
+ ret = ff_isom_write_avcc(dyn_cp, codec->extradata, codec->extradata_size);
else if (codec->extradata_size)
put_buffer(dyn_cp, codec->extradata, codec->extradata_size);
} else if (codec->codec_type == CODEC_TYPE_VIDEO) {
+ if (qt_id) {
+ if (!codec->codec_tag)
+ codec->codec_tag = codec_get_tag(codec_movvideo_tags, codec->codec_id);
+ if (codec->extradata_size)
+ put_buffer(dyn_cp, codec->extradata, codec->extradata_size);
+ } else {
if (!codec->codec_tag)
codec->codec_tag = codec_get_tag(codec_bmp_tags, codec->codec_id);
if (!codec->codec_tag) {
}
put_bmp_header(dyn_cp, codec, codec_bmp_tags, 0);
+ }
} else if (codec->codec_type == CODEC_TYPE_AUDIO) {
if (!codec->codec_tag)
AVCodecContext *codec = st->codec;
ebml_master subinfo, track;
int native_id = 0;
+ int qt_id = 0;
int bit_depth = av_get_bits_per_sample(codec->codec_id);
int sample_rate = codec->sample_rate;
int output_sample_rate = 0;
else
put_ebml_string(pb, MATROSKA_ID_TRACKLANGUAGE, "und");
+ put_ebml_uint(pb, MATROSKA_ID_TRACKFLAGDEFAULT, !!(st->disposition & AV_DISPOSITION_DEFAULT));
+
// look for a codec ID string specific to mkv to use,
// if none are found, use AVI codes
for (j = 0; ff_mkv_codec_tags[j].id != CODEC_ID_NONE; j++) {
case CODEC_TYPE_VIDEO:
put_ebml_uint(pb, MATROSKA_ID_TRACKTYPE, MATROSKA_TRACK_TYPE_VIDEO);
- if (!native_id)
+ if (!native_id &&
+ codec_get_tag(codec_movvideo_tags, codec->codec_id) &&
+ (!codec_get_tag(codec_bmp_tags, codec->codec_id)
+ || codec->codec_id == CODEC_ID_SVQ1
+ || codec->codec_id == CODEC_ID_SVQ3
+ || codec->codec_id == CODEC_ID_CINEPAK))
+ qt_id = 1;
+
+ if (qt_id)
+ put_ebml_string(pb, MATROSKA_ID_CODECID, "V_QUICKTIME");
+ else if (!native_id)
// if there is no mkv-specific codec ID, use VFW mode
- put_ebml_string(pb, MATROSKA_ID_CODECID, MATROSKA_CODEC_ID_VIDEO_VFW_FOURCC);
+ put_ebml_string(pb, MATROSKA_ID_CODECID, "V_MS/VFW/FOURCC");
subinfo = start_ebml_master(pb, MATROSKA_ID_TRACKVIDEO, 0);
// XXX: interlace flag?
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , codec->width);
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, codec->height);
- if (codec->sample_aspect_ratio.num) {
- AVRational dar = av_mul_q(codec->sample_aspect_ratio,
- (AVRational){codec->width, codec->height});
- put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYWIDTH , dar.num);
- put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYHEIGHT, dar.den);
+ if (st->sample_aspect_ratio.num) {
+ int d_width = codec->width*av_q2d(st->sample_aspect_ratio);
+ put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYWIDTH , d_width);
+ put_ebml_uint(pb, MATROSKA_ID_VIDEODISPLAYHEIGHT, codec->height);
}
end_ebml_master(pb, subinfo);
break;
if (!native_id)
// no mkv-specific ID, use ACM mode
- put_ebml_string(pb, MATROSKA_ID_CODECID, MATROSKA_CODEC_ID_AUDIO_ACM);
+ put_ebml_string(pb, MATROSKA_ID_CODECID, "A_MS/ACM");
subinfo = start_ebml_master(pb, MATROSKA_ID_TRACKAUDIO, 0);
put_ebml_uint (pb, MATROSKA_ID_AUDIOCHANNELS , codec->channels);
av_log(s, AV_LOG_ERROR, "Only audio, video, and subtitles are supported for Matroska.");
break;
}
- ret = mkv_write_codecprivate(s, pb, codec, native_id);
+ ret = mkv_write_codecprivate(s, pb, codec, native_id, qt_id);
if (ret < 0) return ret;
end_ebml_master(pb, track);
ByteIOContext *pb = s->pb;
AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
int keyframe = !!(pkt->flags & PKT_FLAG_KEY);
+ int duration = pkt->duration;
int ret;
// start a new cluster every 5 MB or 5 sec
av_md5_update(mkv->md5_ctx, pkt->data, FFMIN(200, pkt->size));
}
+ if (codec->codec_id == CODEC_ID_H264 &&
+ codec->extradata_size > 0 && AV_RB32(codec->extradata) == 0x00000001) {
+ /* from x264 or from bytestream h264 */
+ /* nal reformating needed */
+ int ret = ff_avc_parse_nal_units(pkt->data, &pkt->data, &pkt->size);
+ if (ret < 0)
+ return ret;
+ assert(pkt->size);
+ }
+
if (codec->codec_type != CODEC_TYPE_SUBTITLE) {
mkv_write_block(s, MATROSKA_ID_SIMPLEBLOCK, pkt, keyframe << 7);
} else {
ebml_master blockgroup = start_ebml_master(pb, MATROSKA_ID_BLOCKGROUP, mkv_blockgroup_size(pkt));
+ duration = pkt->convergence_duration;
mkv_write_block(s, MATROSKA_ID_BLOCK, pkt, 0);
- put_ebml_uint(pb, MATROSKA_ID_DURATION, pkt->duration);
+ put_ebml_uint(pb, MATROSKA_ID_DURATION, duration);
end_ebml_master(pb, blockgroup);
}
if (ret < 0) return ret;
}
- mkv->duration = FFMAX(mkv->duration, pkt->pts + pkt->duration);
+ mkv->duration = FFMAX(mkv->duration, pkt->pts + duration);
return 0;
}
AVOutputFormat matroska_muxer = {
"matroska",
- "Matroska File Format",
+ NULL_IF_CONFIG_SMALL("Matroska file format"),
"video/x-matroska",
"mkv",
sizeof(MatroskaMuxContext),
mkv_write_header,
mkv_write_packet,
mkv_write_trailer,
- .codec_tag = (const AVCodecTag*[]){codec_bmp_tags, codec_wav_tags, 0},
+ .codec_tag = (const AVCodecTag* const []){codec_bmp_tags, codec_wav_tags, 0},
.subtitle_codec = CODEC_ID_TEXT,
};
AVOutputFormat matroska_audio_muxer = {
"matroska",
- "Matroska File Format",
+ NULL_IF_CONFIG_SMALL("Matroska file format"),
"audio/x-matroska",
"mka",
sizeof(MatroskaMuxContext),
mkv_write_header,
mkv_write_packet,
mkv_write_trailer,
- .codec_tag = (const AVCodecTag*[]){codec_wav_tags, 0},
+ .codec_tag = (const AVCodecTag* const []){codec_wav_tags, 0},
};
projects / ffmpeg / blobdiff