/*
- * MOV, 3GP, MP4 encoder.
+ * MOV, 3GP, MP4 muxer
* Copyright (c) 2003 Thomas Raivio.
* Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>.
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "avformat.h"
-#include "avi.h"
+#include "riff.h"
#include "avio.h"
-#include "mov.h"
+#include "isom.h"
#undef NDEBUG
#include <assert.h>
char key_frame;
unsigned int entries;
int64_t cts;
+ int64_t dts;
} MOVIentry;
typedef struct MOVIndex {
int vosLen;
uint8_t *vosData;
MOVIentry *cluster;
+ int audio_vbr;
} MOVTrack;
typedef struct MOVContext {
return updateSize (pb, pos);
}
-static int mov_write_damr_tag(ByteIOContext *pb)
-{
- put_be32(pb, 0x11); /* size */
- put_tag(pb, "damr");
- put_tag(pb, "FFMP");
- put_byte(pb, 0);
-
- //put_be16(pb, 0x80); /* Mode set (all modes for AMR_NB) */
- //put_be16(pb, 0xa); /* Mode change period (no restriction) */
- put_be16(pb, 0x81ff); /* Mode set (all modes for AMR_NB) */
- put_be16(pb, 1); /* Mode change period (no restriction) */
- return 0x11;
-}
-
-static int mov_write_samr_tag(ByteIOContext *pb)
+static int mov_write_amr_tag(ByteIOContext *pb, MOVTrack *track)
{
put_be32(pb, 0x11); /* size */
- put_tag(pb, "samr");
+ if (track->mode == MODE_MOV) put_tag(pb, "samr");
+ else put_tag(pb, "damr");
put_tag(pb, "FFMP");
- put_byte(pb, 1);
+ put_byte(pb, 0); /* decoder version */
- put_be16(pb, 0x80); /* Mode set (all modes for AMR_NB) */
- put_be16(pb, 0x5); /* Mode change period (no restriction) */
+ put_be16(pb, 0x81FF); /* Mode set (all modes for AMR_NB) */
+ put_byte(pb, 0x00); /* Mode change period (no restriction) */
+ put_byte(pb, 0x01); /* Frames per sample */
return 0x11;
}
track->enc->codec_id == CODEC_ID_PCM_S32LE) {
mov_write_enda_tag(pb);
} else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
- mov_write_samr_tag(pb);
+ mov_write_amr_tag(pb, track);
}
put_be32(pb, 8); /* size */
static int mov_write_audio_tag(ByteIOContext *pb, MOVTrack* track)
{
offset_t pos = url_ftell(pb);
- int vbr= track->enc->codec_id == CODEC_ID_AAC ||
- track->enc->codec_id == CODEC_ID_MP3 ||
- track->enc->codec_id == CODEC_ID_AMR_NB;
int version = track->mode == MODE_MOV &&
- (vbr ||
+ (track->audio_vbr ||
track->enc->codec_id == CODEC_ID_PCM_S32LE ||
track->enc->codec_id == CODEC_ID_PCM_S24LE);
put_be16(pb, 0); /* Revision level */
put_be32(pb, 0); /* Reserved */
- put_be16(pb, track->enc->channels); /* Number of channels */
- /* TODO: Currently hard-coded to 16-bit, there doesn't seem
- to be a good way to get number of bits of audio */
- put_be16(pb, 0x10); /* Reserved */
+ put_be16(pb, track->mode == MODE_MOV ? track->enc->channels : 2); /* Number of channels */
+ /* FIXME 8 bit for 'raw ' in mov */
+ put_be16(pb, 16); /* Reserved */
- if(vbr) {
- put_be16(pb, 0xfffe); /* compression ID (vbr)*/
- } else {
- put_be16(pb, 0); /* compression ID (= 0) */
- }
+ put_be16(pb, track->mode == MODE_MOV && track->audio_vbr ? -2 : 0); /* compression ID */
put_be16(pb, 0); /* packet size (= 0) */
put_be16(pb, track->timescale); /* Time scale */
put_be16(pb, 0); /* Reserved */
if(version == 1) { /* SoundDescription V1 extended info */
- if (vbr)
- track->sampleSize = 0;
put_be32(pb, track->enc->frame_size); /* Samples per packet */
put_be32(pb, track->sampleSize / track->enc->channels); /* Bytes per packet */
put_be32(pb, track->sampleSize); /* Bytes per frame */
else if(track->enc->codec_id == CODEC_ID_AAC)
mov_write_esds_tag(pb, track);
else if(track->enc->codec_id == CODEC_ID_AMR_NB)
- mov_write_damr_tag(pb);
+ mov_write_amr_tag(pb, track);
return updateSize (pb, pos);
}
put_be32(pb, 0xf); /* size */
put_tag(pb, "d263");
put_tag(pb, "FFMP");
- put_be16(pb, 0x0a);
- put_byte(pb, 0);
+ put_byte(pb, 0); /* decoder version */
+ /* FIXME use AVCodecContext level/profile, when encoder will set values */
+ put_byte(pb, 0xa); /* level */
+ put_byte(pb, 0); /* profile */
return 0xf;
}
{ CODEC_ID_SVQ1, MKTAG('S', 'V', 'Q', '1') },
{ CODEC_ID_SVQ3, MKTAG('S', 'V', 'Q', '3') },
{ CODEC_ID_MPEG4, MKTAG('m', 'p', '4', 'v') },
+ { CODEC_ID_H263, MKTAG('h', '2', '6', '3') },
{ CODEC_ID_H263, MKTAG('s', '2', '6', '3') },
{ CODEC_ID_H264, MKTAG('a', 'v', 'c', '1') },
/* special handling in mov_find_video_codec_tag */
else
tag = MKTAG('d', 'v', 'p', 'p');
}
+ } else if (track->enc->codec_id == CODEC_ID_H263) {
+ if (track->mode == MODE_MOV)
+ tag = MKTAG('h', '2', '6', '3');
+ else
+ tag = MKTAG('s', '2', '6', '3');
} else {
tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
}
put_be16(pb, 0); /* Codec stream version */
put_be16(pb, 0); /* Codec stream revision (=0) */
- put_tag(pb, "FFMP"); /* Vendor */
- if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
- put_be32(pb, 0); /* Temporal Quality */
- put_be32(pb, 0x400); /* Spatial Quality = lossless*/
+ if (track->mode == MODE_MOV) {
+ put_tag(pb, "FFMP"); /* Vendor */
+ if(track->enc->codec_id == CODEC_ID_RAWVIDEO) {
+ put_be32(pb, 0); /* Temporal Quality */
+ put_be32(pb, 0x400); /* Spatial Quality = lossless*/
+ } else {
+ put_be32(pb, 0x200); /* Temporal Quality = normal */
+ put_be32(pb, 0x200); /* Spatial Quality = normal */
+ }
} else {
- put_be32(pb, 0x200); /* Temporal Quality = normal */
- put_be32(pb, 0x200); /* Spatial Quality = normal */
+ put_be32(pb, 0); /* Reserved */
+ put_be32(pb, 0); /* Reserved */
+ put_be32(pb, 0); /* Reserved */
}
put_be16(pb, track->enc->width); /* Video width */
put_be16(pb, track->enc->height); /* Video height */
put_be16(pb, 1); /* Frame count (= 1) */
memset(compressor_name,0,32);
- if (track->enc->codec && track->enc->codec->name)
+ /* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
+ if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name)
strncpy(compressor_name,track->enc->codec->name,31);
put_byte(pb, strlen(compressor_name));
put_buffer(pb, compressor_name, 31);
return atom_size;
}
-/* TODO: */
/* Time to sample atom */
static int mov_write_stts_tag(ByteIOContext *pb, MOVTrack* track)
{
- put_be32(pb, 0x18); /* size */
+ Time2Sample *stts_entries;
+ uint32_t entries = -1;
+ uint32_t atom_size;
+ int i;
+
+ if (track->enc->codec_type == CODEC_TYPE_AUDIO && !track->audio_vbr) {
+ stts_entries = av_malloc(sizeof(*stts_entries)); /* one entry */
+ stts_entries[0].count = track->sampleCount;
+ stts_entries[0].duration = 1;
+ entries = 1;
+ } else {
+ stts_entries = av_malloc(track->entry * sizeof(*stts_entries)); /* worst case */
+ for (i=0; i<track->entry; i++) {
+ int64_t duration = i + 1 == track->entry ?
+ track->trackDuration - track->cluster[i].dts + track->cluster[0].dts : /* readjusting */
+ track->cluster[i+1].dts - track->cluster[i].dts;
+ if (i && duration == stts_entries[entries].duration) {
+ stts_entries[entries].count++; /* compress */
+ } else {
+ entries++;
+ stts_entries[entries].duration = duration;
+ stts_entries[entries].count = 1;
+ }
+ }
+ entries++; /* last one */
+ }
+ atom_size = 16 + (entries * 8);
+ put_be32(pb, atom_size); /* size */
put_tag(pb, "stts");
put_be32(pb, 0); /* version & flags */
- put_be32(pb, 1); /* entry count */
-
- put_be32(pb, track->sampleCount); /* sample count */
- put_be32(pb, track->sampleDuration); /* sample duration */
- return 0x18;
+ put_be32(pb, entries); /* entry count */
+ for (i=0; i<entries; i++) {
+ put_be32(pb, stts_entries[i].count);
+ put_be32(pb, stts_entries[i].duration);
+ }
+ av_free(stts_entries);
+ return atom_size;
}
static int mov_write_dref_tag(ByteIOContext *pb)
put_be32(pb, av_rescale_rnd(track->trackDuration, globalTimescale, track->timescale, AV_ROUND_UP)); /* duration ... doesn't seem to effect psp */
- if (track->hasBframes)
- put_be32(pb, track->sampleDuration); /* first pts is 1 */
- else
- put_be32(pb, 0);
+ put_be32(pb, track->cluster[0].cts); /* first pts is cts since dts is 0 */
put_be32(pb, 0x00010000);
return 0x24;
}
return updateSize(pb, pos);
}
+static int utf8len(uint8_t *b){
+ int len=0;
+ int val;
+ while(*b){
+ GET_UTF8(val, *b++, return -1;)
+ len++;
+ }
+ return len;
+}
-static size_t ascii_to_wc (ByteIOContext *pb, char *b, size_t n)
+static int ascii_to_wc (ByteIOContext *pb, uint8_t *b)
{
- size_t i;
- unsigned char c;
- for (i = 0; i < n - 1; i++) {
- c = b[i];
- if (! (0x20 <= c && c <= 0x7f ))
- c = 0x3f; /* '?' */
- put_be16(pb, c);
+ int val;
+ while(*b){
+ GET_UTF8(val, *b++, return -1;)
+ put_be16(pb, val);
}
put_be16(pb, 0x00);
- return 2*n;
+ return 0;
}
static uint16_t language_code (const char *str)
size += 12;
// Encoder
- len = strlen(LIBAVCODEC_IDENT)+1;
+ len = utf8len(LIBAVCODEC_IDENT)+1;
+ if(len<=0)
+ goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x04); /* type */
put_be16(pb, language_code("eng")); /* language */
put_be16(pb, 0x01); /* ? */
- ascii_to_wc(pb, LIBAVCODEC_IDENT, len);
+ ascii_to_wc(pb, LIBAVCODEC_IDENT);
size += len*2+10;
// Title
- len = strlen(s->title)+1;
+ len = utf8len(s->title)+1;
+ if(len<=0)
+ goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x01); /* type */
put_be16(pb, language_code("eng")); /* language */
put_be16(pb, 0x01); /* ? */
- ascii_to_wc (pb, s->title, len);
+ ascii_to_wc (pb, s->title);
size += len*2+10;
// Date
// snprintf(dt,32,"%04d/%02d/%02d %02d:%02d:%02d",t_st->tm_year+1900,t_st->tm_mon+1,t_st->tm_mday,t_st->tm_hour,t_st->tm_min,t_st->tm_sec);
- len = strlen("2006/04/01 11:11:11")+1;
+ len = utf8len("2006/04/01 11:11:11")+1;
+ if(len<=0)
+ goto not_utf8;
put_be16(pb, len*2+10); /* size */
put_be32(pb, 0x03); /* type */
put_be16(pb, language_code("und")); /* language */
put_be16(pb, 0x01); /* ? */
- ascii_to_wc (pb, "2006/04/01 11:11:11", len);
+ ascii_to_wc (pb, "2006/04/01 11:11:11");
size += len*2+10;
// size
}
return size;
+not_utf8:
+ av_log(s, AV_LOG_ERROR, "not utf8\n");
+ return -1;
}
static int mov_write_moov_tag(ByteIOContext *pb, MOVContext *mov,
for (i=0; i<mov->nb_streams; i++) {
if(mov->tracks[i].entry <= 0) continue;
- if(mov->tracks[i].enc->codec_type == CODEC_TYPE_VIDEO) {
- mov->tracks[i].timescale = mov->tracks[i].enc->time_base.den;
- mov->tracks[i].sampleDuration = mov->tracks[i].enc->time_base.num;
- } else if(mov->tracks[i].enc->codec_type == CODEC_TYPE_AUDIO) {
- mov->tracks[i].timescale = mov->tracks[i].enc->sample_rate;
- mov->tracks[i].sampleDuration = mov->tracks[i].enc->frame_size;
- }
-
- mov->tracks[i].trackDuration =
- (int64_t)mov->tracks[i].sampleCount * mov->tracks[i].sampleDuration;
mov->tracks[i].time = mov->time;
mov->tracks[i].trackID = i+1;
}
if (mov->mode == MODE_PSP)
mov_write_uuidusmt_tag(pb, s);
else
- mov_write_udta_tag(pb, mov, s);
+ mov_write_udta_tag(pb, mov, s);
return updateSize(pb, pos);
}
static int mov_write_mdat_tag(ByteIOContext *pb, MOVContext* mov)
{
put_be32(pb, 8); // placeholder for extended size field (64 bit)
- put_tag(pb, "wide");
+ put_tag(pb, mov->mode == MODE_MOV ? "wide" : "free");
mov->mdat_pos = url_ftell(pb);
put_be32(pb, 0); /* size placeholder*/
MOVTrack *track= &mov->tracks[i];
track->enc = st->codec;
+ track->language = ff_mov_iso639_to_lang(st->language, mov->mode != MODE_MOV);
+ track->mode = mov->mode;
if(st->codec->codec_type == CODEC_TYPE_VIDEO){
track->tag = mov_find_video_codec_tag(s, track);
+ track->timescale = st->codec->time_base.den;
+ track->sampleDuration = st->codec->time_base.num;
av_set_pts_info(st, 64, 1, st->codec->time_base.den);
}else if(st->codec->codec_type == CODEC_TYPE_AUDIO){
track->tag = mov_find_audio_codec_tag(s, track);
+ track->timescale = st->codec->sample_rate;
+ track->sampleDuration = st->codec->frame_size;
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
-
- switch (st->codec->codec_id) {
- case CODEC_ID_PCM_MULAW:
- case CODEC_ID_PCM_ALAW:
- track->sampleSize = 1 * st->codec->channels;
- break;
- case CODEC_ID_PCM_S16BE:
- case CODEC_ID_PCM_S16LE:
- track->sampleSize = 2 * st->codec->channels;
- break;
- case CODEC_ID_PCM_S24BE:
- case CODEC_ID_PCM_S24LE:
- track->sampleSize = 3 * st->codec->channels;
- break;
- case CODEC_ID_PCM_S32BE:
- case CODEC_ID_PCM_S32LE:
- track->sampleSize = 4 * st->codec->channels;
+ switch(track->enc->codec_id){
+ case CODEC_ID_MP3:
+ case CODEC_ID_AAC:
+ case CODEC_ID_AMR_NB:
+ case CODEC_ID_AMR_WB:
+ track->audio_vbr = 1;
break;
default:
- track->sampleSize = 0;
+ track->sampleSize = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
}
}
- track->language = ff_mov_iso639_to_lang(st->language, mov->mode != MODE_MOV);
- track->mode = mov->mode;
+ if (!track->sampleDuration) {
+ av_log(s, AV_LOG_ERROR, "track %d: sample duration is not set\n", i);
+ return -1;
+ }
}
mov_write_mdat_tag(pb, mov);
if (url_is_streamed(&s->pb)) return 0; /* Can't handle that */
if (!size) return 0; /* Discard 0 sized packets */
- if (enc->codec_type == CODEC_ID_AMR_NB) {
+ if (enc->codec_id == CODEC_ID_AMR_NB) {
/* We must find out how many AMR blocks there are in one packet */
static uint16_t packed_size[16] =
{13, 14, 16, 18, 20, 21, 27, 32, 6, 0, 0, 0, 0, 0, 0, 0};
trk->cluster[trk->entry].samplesInChunk = samplesInChunk;
trk->cluster[trk->entry].size = size;
trk->cluster[trk->entry].entries = samplesInChunk;
+ trk->cluster[trk->entry].dts = pkt->dts;
+ trk->trackDuration = pkt->dts - trk->cluster[0].dts + pkt->duration;
+
if(enc->codec_type == CODEC_TYPE_VIDEO) {
if (pkt->dts != pkt->pts)
trk->hasBframes = 1;
return res;
}
-static AVOutputFormat mov_oformat = {
+#ifdef CONFIG_MOV_MUXER
+AVOutputFormat mov_muxer = {
"mov",
"mov format",
NULL,
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-
-static AVOutputFormat _3gp_oformat = {
+#endif
+#ifdef CONFIG_TGP_MUXER
+AVOutputFormat tgp_muxer = {
"3gp",
"3gp format",
NULL,
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-
-static AVOutputFormat mp4_oformat = {
+#endif
+#ifdef CONFIG_MP4_MUXER
+AVOutputFormat mp4_muxer = {
"mp4",
"mp4 format",
"application/mp4",
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-
-static AVOutputFormat psp_oformat = {
+#endif
+#ifdef CONFIG_PSP_MUXER
+AVOutputFormat psp_muxer = {
"psp",
"psp mp4 format",
NULL,
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-
-static AVOutputFormat _3g2_oformat = {
+#endif
+#ifdef CONFIG_TG2_MUXER
+AVOutputFormat tg2_muxer = {
"3g2",
"3gp2 format",
NULL,
mov_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-
-int movenc_init(void)
-{
- av_register_output_format(&mov_oformat);
- av_register_output_format(&_3gp_oformat);
- av_register_output_format(&mp4_oformat);
- av_register_output_format(&psp_oformat);
- av_register_output_format(&_3g2_oformat);
- return 0;
-}
+#endif