*/
#include "avformat.h"
-#include "md5.h"
#include "riff.h"
-#include "xiph.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
}
/**
- * Write an EBML size meaning "unknown size."
+ * Write an EBML size meaning "unknown size".
*
- * @param bytes The number of bytes the size should occupy. Maximum of 8.
+ * @param bytes The number of bytes the size should occupy (maximum: 8).
*/
static void put_ebml_size_unknown(ByteIOContext *pb, int bytes)
{
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)
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)
{
- ByteIOContext dyn_cp;
+ ByteIOContext *dyn_cp;
uint8_t *codecpriv;
- int ret = 0, codecpriv_size;
+ int ret, codecpriv_size;
- url_open_dyn_buf(&dyn_cp);
+ ret = url_open_dyn_buf(&dyn_cp);
+ if(ret < 0)
+ return ret;
if (native_id) {
if (codec->codec_id == CODEC_ID_VORBIS || codec->codec_id == CODEC_ID_THEORA)
- ret = put_xiph_codecpriv(s, &dyn_cp, codec);
+ ret = put_xiph_codecpriv(s, dyn_cp, codec);
else if (codec->codec_id == CODEC_ID_FLAC)
- ret = put_flac_codecpriv(s, &dyn_cp, codec);
+ 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);
+ put_buffer(dyn_cp, codec->extradata, codec->extradata_size);
} else if (codec->codec_type == CODEC_TYPE_VIDEO) {
if (!codec->codec_tag)
codec->codec_tag = codec_get_tag(codec_bmp_tags, codec->codec_id);
ret = -1;
}
- put_bmp_header(&dyn_cp, codec, codec_bmp_tags, 0);
+ put_bmp_header(dyn_cp, codec, codec_bmp_tags, 0);
} else if (codec->codec_type == CODEC_TYPE_AUDIO) {
if (!codec->codec_tag)
ret = -1;
}
- put_wav_header(&dyn_cp, codec);
+ put_wav_header(dyn_cp, codec);
}
- codecpriv_size = url_close_dyn_buf(&dyn_cp, &codecpriv);
+ codecpriv_size = url_close_dyn_buf(dyn_cp, &codecpriv);
if (codecpriv_size)
put_ebml_binary(pb, MATROSKA_ID_CODECPRIVATE, codecpriv, codecpriv_size);
av_free(codecpriv);
static int mkv_write_tracks(AVFormatContext *s)
{
MatroskaMuxContext *mkv = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
ebml_master tracks;
int i, j, ret;
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++) {
static int mkv_write_header(AVFormatContext *s)
{
MatroskaMuxContext *mkv = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
ebml_master ebml_header, segment_info;
int ret;
static void mkv_write_block(AVFormatContext *s, unsigned int blockid, AVPacket *pkt, int flags)
{
MatroskaMuxContext *mkv = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
av_log(s, AV_LOG_DEBUG, "Writing block at offset %" PRIu64 ", size %d, "
"pts %" PRId64 ", dts %" PRId64 ", duration %d, flags %d\n",
static int mkv_write_packet(AVFormatContext *s, AVPacket *pkt)
{
MatroskaMuxContext *mkv = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
AVCodecContext *codec = s->streams[pkt->stream_index]->codec;
int keyframe = !!(pkt->flags & PKT_FLAG_KEY);
int ret;
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 {
static int mkv_write_trailer(AVFormatContext *s)
{
MatroskaMuxContext *mkv = s->priv_data;
- ByteIOContext *pb = &s->pb;
+ ByteIOContext *pb = s->pb;
offset_t currentpos, second_seekhead, cuespos;
int ret;
projects / ffmpeg / blobdiff