* Copyright (c) 2004 Gildas Bazin <gbazin at videolan dot org>
* Copyright (c) 2009 Baptiste Coudurier <baptiste dot coudurier at gmail dot com>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * 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 2.1 of the License, or (at your option) any later version.
*
- * Libav 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 Libav; 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
*/
static const AVOption options[] = {
{ "movflags", "MOV muxer flags", offsetof(MOVMuxContext, flags), AV_OPT_TYPE_FLAGS, {.dbl = 0}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "rtphint", "Add RTP hint tracks", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_RTP_HINT}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
+ { "moov_size", "maximum moov size so it can be placed at the begin", offsetof(MOVMuxContext, reserved_moov_size), AV_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, 0 },
{ "empty_moov", "Make the initial moov atom empty (not supported by QuickTime)", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_EMPTY_MOOV}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "frag_keyframe", "Fragment at video keyframes", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_FRAG_KEYFRAME}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "separate_moof", "Write separate moof/mdat atoms for each track", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_SEPARATE_MOOF}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "frag_custom", "Flush fragments on caller requests", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_FRAG_CUSTOM}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
{ "isml", "Create a live smooth streaming feed (for pushing to a publishing point)", 0, AV_OPT_TYPE_CONST, {.dbl = FF_MOV_FLAG_ISML}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
- FF_RTP_FLAG_OPTS(MOVMuxContext, rtp_flags)
- { "skip_iods", "Skip writing iods atom.", offsetof(MOVMuxContext, iods_skip), AV_OPT_TYPE_INT, {.dbl = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
+ FF_RTP_FLAG_OPTS(MOVMuxContext, rtp_flags),
+ { "skip_iods", "Skip writing iods atom.", offsetof(MOVMuxContext, iods_skip), AV_OPT_TYPE_INT, {.dbl = 1}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
{ "iods_audio_profile", "iods audio profile atom.", offsetof(MOVMuxContext, iods_audio_profile), AV_OPT_TYPE_INT, {.dbl = -1}, -1, 255, AV_OPT_FLAG_ENCODING_PARAM},
{ "iods_video_profile", "iods video profile atom.", offsetof(MOVMuxContext, iods_video_profile), AV_OPT_TYPE_INT, {.dbl = -1}, -1, 255, AV_OPT_FLAG_ENCODING_PARAM},
{ "frag_duration", "Maximum fragment duration", offsetof(MOVMuxContext, max_fragment_duration), AV_OPT_TYPE_INT, {.dbl = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
} else
ffio_wfourcc(pb, "stco");
avio_wb32(pb, 0); /* version & flags */
- avio_wb32(pb, track->entry); /* entry count */
+ avio_wb32(pb, track->chunkCount); /* entry count */
for (i=0; i<track->entry; i++) {
+ if(!track->cluster[i].chunkNum)
+ continue;
if(mode64 == 1)
avio_wb64(pb, track->cluster[i].pos + track->data_offset);
else
ffio_wfourcc(pb, "stsc");
avio_wb32(pb, 0); // version & flags
entryPos = avio_tell(pb);
- avio_wb32(pb, track->entry); // entry count
+ avio_wb32(pb, track->chunkCount); // entry count
for (i=0; i<track->entry; i++) {
- if (oldval != track->cluster[i].samples_in_chunk)
+ if (oldval != track->cluster[i].samples_in_chunk && track->cluster[i].chunkNum)
{
- avio_wb32(pb, i+1); // first chunk
+ avio_wb32(pb, track->cluster[i].chunkNum); // first chunk
avio_wb32(pb, track->cluster[i].samples_in_chunk); // samples per chunk
avio_wb32(pb, 0x1); // sample description index
oldval = track->cluster[i].samples_in_chunk;
return track->enc->extradata_size;
}
+static int mov_write_enda_tag(AVIOContext *pb)
+{
+ avio_wb32(pb, 10);
+ ffio_wfourcc(pb, "enda");
+ avio_wb16(pb, 1); /* little endian */
+ return 10;
+}
+
static void put_descr(AVIOContext *pb, int tag, unsigned int size)
{
int i = 3;
avio_w8(pb, size & 0x7F);
}
+static unsigned compute_avg_bitrate(MOVTrack *track)
+{
+ uint64_t size = 0;
+ int i;
+ if (!track->track_duration)
+ return 0;
+ for (i = 0; i < track->entry; i++)
+ size += track->cluster[i].size;
+ return size * 8 * track->timescale / track->track_duration;
+}
+
static int mov_write_esds_tag(AVIOContext *pb, MOVTrack *track) // Basic
{
int64_t pos = avio_tell(pb);
int decoder_specific_info_len = track->vos_len ? 5 + track->vos_len : 0;
+ unsigned avg_bitrate;
avio_wb32(pb, 0); // size
ffio_wfourcc(pb, "esds");
avio_w8(pb, track->enc->rc_buffer_size>>(3+16)); // Buffersize DB (24 bits)
avio_wb16(pb, (track->enc->rc_buffer_size>>3)&0xFFFF); // Buffersize DB
- avio_wb32(pb, FFMAX(track->enc->bit_rate, track->enc->rc_max_rate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
- if(track->enc->rc_max_rate != track->enc->rc_min_rate || track->enc->rc_min_rate==0)
- avio_wb32(pb, 0); // vbr
- else
- avio_wb32(pb, track->enc->rc_max_rate); // avg bitrate
+ avg_bitrate = compute_avg_bitrate(track);
+ // maxbitrate (FIXME should be max rate in any 1 sec window)
+ avio_wb32(pb, FFMAX3(track->enc->bit_rate, track->enc->rc_max_rate, avg_bitrate));
+ avio_wb32(pb, avg_bitrate);
if (track->vos_len) {
// DecoderSpecific info descriptor
return update_size(pb, pos);
}
+static int mov_pcm_le_gt16(enum CodecID codec_id)
+{
+ return codec_id == CODEC_ID_PCM_S24LE ||
+ codec_id == CODEC_ID_PCM_S32LE ||
+ codec_id == CODEC_ID_PCM_F32LE ||
+ codec_id == CODEC_ID_PCM_F64LE;
+}
+
static int mov_write_ms_tag(AVIOContext *pb, MOVTrack *track)
{
int64_t pos = avio_tell(pb);
ffio_wfourcc(pb, "mp4a");
avio_wb32(pb, 0);
mov_write_esds_tag(pb, track);
+ } else if (mov_pcm_le_gt16(track->enc->codec_id)) {
+ mov_write_enda_tag(pb);
} else if (track->enc->codec_id == CODEC_ID_AMR_NB) {
mov_write_amr_tag(pb, track);
} else if (track->enc->codec_id == CODEC_ID_AC3) {
- mov_write_chan_tag(pb, track);
mov_write_ac3_tag(pb, track);
} else if (track->enc->codec_id == CODEC_ID_ALAC) {
mov_write_extradata_tag(pb, track);
{
int i, first_duration;
+// return track->enc->frame_size;
+
/* use 1 for raw PCM */
if (!track->audio_vbr)
return 1;
uint32_t tag = track->tag;
if (track->mode == MODE_MOV) {
- if (mov_get_lpcm_flags(track->enc->codec_id))
- tag = AV_RL32("lpcm");
- version = 2;
+ if (track->timescale > UINT16_MAX) {
+ if (mov_get_lpcm_flags(track->enc->codec_id))
+ tag = AV_RL32("lpcm");
+ version = 2;
+ } else if (track->audio_vbr || mov_pcm_le_gt16(track->enc->codec_id) ||
+ track->enc->codec_id == CODEC_ID_ADPCM_MS ||
+ track->enc->codec_id == CODEC_ID_ADPCM_IMA_WAV) {
+ version = 1;
+ }
}
avio_wb32(pb, 0); /* size */
avio_wb32(pb, track->sample_size);
avio_wb32(pb, get_samples_per_packet(track));
} else {
- /* reserved for mp4/3gp */
- avio_wb16(pb, 2);
- avio_wb16(pb, 16);
- avio_wb16(pb, 0);
+ if (track->mode == MODE_MOV) {
+ avio_wb16(pb, track->enc->channels);
+ if (track->enc->codec_id == CODEC_ID_PCM_U8 ||
+ track->enc->codec_id == CODEC_ID_PCM_S8)
+ avio_wb16(pb, 8); /* bits per sample */
+ else
+ avio_wb16(pb, 16);
+ avio_wb16(pb, track->audio_vbr ? -2 : 0); /* compression ID */
+ } else { /* reserved for mp4/3gp */
+ avio_wb16(pb, 2);
+ avio_wb16(pb, 16);
+ avio_wb16(pb, 0);
+ }
avio_wb16(pb, 0); /* packet size (= 0) */
avio_wb16(pb, track->enc->sample_rate <= UINT16_MAX ?
avio_wb16(pb, 0); /* Reserved */
}
+ if(version == 1) { /* SoundDescription V1 extended info */
+ avio_wb32(pb, track->enc->frame_size); /* Samples per packet */
+ avio_wb32(pb, track->sample_size / track->enc->channels); /* Bytes per packet */
+ avio_wb32(pb, track->sample_size); /* Bytes per frame */
+ avio_wb32(pb, 2); /* Bytes per sample */
+ }
+
if(track->mode == MODE_MOV &&
(track->enc->codec_id == CODEC_ID_AAC ||
track->enc->codec_id == CODEC_ID_AC3 ||
track->enc->codec_id == CODEC_ID_AMR_NB ||
track->enc->codec_id == CODEC_ID_ALAC ||
track->enc->codec_id == CODEC_ID_ADPCM_MS ||
- track->enc->codec_id == CODEC_ID_ADPCM_IMA_WAV))
+ track->enc->codec_id == CODEC_ID_ADPCM_IMA_WAV ||
+ (mov_pcm_le_gt16(track->enc->codec_id) && version==1)))
mov_write_wave_tag(pb, track);
else if(track->tag == MKTAG('m','p','4','a'))
mov_write_esds_tag(pb, track);
else if (track->vos_len > 0)
mov_write_glbl_tag(pb, track);
+ if (track->mode == MODE_MOV && track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
+ mov_write_chan_tag(pb, track);
+
return update_size(pb, pos);
}
uint32_t tag;
unsigned bps;
} mov_pix_fmt_tags[] = {
+ { PIX_FMT_YUYV422, MKTAG('y','u','v','2'), 0 },
{ PIX_FMT_YUYV422, MKTAG('y','u','v','s'), 0 },
{ PIX_FMT_UYVY422, MKTAG('2','v','u','y'), 0 },
{ PIX_FMT_RGB555BE,MKTAG('r','a','w',' '), 16 },
int i;
for (i = 0; i < FF_ARRAY_ELEMS(mov_pix_fmt_tags); i++) {
- if (track->enc->pix_fmt == mov_pix_fmt_tags[i].pix_fmt) {
+ if (track->enc->codec_tag == mov_pix_fmt_tags[i].tag && track->enc->pix_fmt == mov_pix_fmt_tags[i].pix_fmt) {
tag = mov_pix_fmt_tags[i].tag;
track->enc->bits_per_coded_sample = mov_pix_fmt_tags[i].bps;
break;
mov_write_d263_tag(pb);
else if(track->enc->codec_id == CODEC_ID_SVQ3)
mov_write_svq3_tag(pb);
- else if(track->enc->codec_id == CODEC_ID_DNXHD)
+ else if(track->enc->codec_id == CODEC_ID_AVUI) {
+ mov_write_extradata_tag(pb, track);
+ avio_wb32(pb, 0);
+ } else if(track->enc->codec_id == CODEC_ID_DNXHD)
mov_write_avid_tag(pb, track);
else if(track->enc->codec_id == CODEC_ID_H264) {
mov_write_avcc_tag(pb, track);
return update_size(pb, pos);
}
+static int mov_write_tmcd_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+ int frame_duration = track->enc->time_base.num;
+ int nb_frames = (track->timescale + frame_duration/2) / frame_duration;
+
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "tmcd"); /* Data format */
+ avio_wb32(pb, 0); /* Reserved */
+ avio_wb32(pb, 1); /* Data reference index */
+ avio_wb32(pb, 0); /* Flags */
+ avio_wb32(pb, track->timecode_flags); /* Flags (timecode) */
+ avio_wb32(pb, track->timescale); /* Timescale */
+ avio_wb32(pb, frame_duration); /* Frame duration */
+ avio_w8(pb, nb_frames); /* Number of frames */
+ avio_wb24(pb, 0); /* Reserved */
+ /* TODO: source reference string */
+ return update_size(pb, pos);
+}
+
static int mov_write_rtp_tag(AVIOContext *pb, MOVTrack *track)
{
int64_t pos = avio_tell(pb);
mov_write_subtitle_tag(pb, track);
else if (track->enc->codec_tag == MKTAG('r','t','p',' '))
mov_write_rtp_tag(pb, track);
+ else if (track->enc->codec_tag == MKTAG('t','m','c','d'))
+ mov_write_tmcd_tag(pb, track);
return update_size(pb, pos);
}
avio_wb32(pb, 1); /* entry count */
avio_wb32(pb, 0xc); /* size */
+ //FIXME add the alis and rsrc atom
ffio_wfourcc(pb, "url ");
avio_wb32(pb, 1); /* version & flags */
return 12;
}
-static int mov_write_gmhd_tag(AVIOContext *pb)
+static int mov_write_tcmi_tag(AVIOContext *pb, MOVTrack *track)
{
- avio_wb32(pb, 0x20); /* size */
+ int64_t pos = avio_tell(pb);
+ const char *font = "Lucida Grande";
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "tcmi"); /* timecode media information atom */
+ avio_wb32(pb, 0); /* version & flags */
+ avio_wb16(pb, 0); /* text font */
+ avio_wb16(pb, 0); /* text face */
+ avio_wb16(pb, 12); /* text size */
+ avio_wb16(pb, 0); /* (unknown, not in the QT specs...) */
+ avio_wb16(pb, 0x0000); /* text color (red) */
+ avio_wb16(pb, 0x0000); /* text color (green) */
+ avio_wb16(pb, 0x0000); /* text color (blue) */
+ avio_wb16(pb, 0xffff); /* background color (red) */
+ avio_wb16(pb, 0xffff); /* background color (green) */
+ avio_wb16(pb, 0xffff); /* background color (blue) */
+ avio_w8(pb, strlen(font)); /* font len (part of the pascal string) */
+ avio_write(pb, font, strlen(font)); /* font name */
+ return update_size(pb, pos);
+}
+
+static int mov_write_gmhd_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+ avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "gmhd");
avio_wb32(pb, 0x18); /* gmin size */
ffio_wfourcc(pb, "gmin");/* generic media info */
avio_wb16(pb, 0x8000); /* opColor (b?) */
avio_wb16(pb, 0); /* balance */
avio_wb16(pb, 0); /* reserved */
- return 0x20;
+
+ /*
+ * This special text atom is required for
+ * Apple Quicktime chapters. The contents
+ * don't appear to be documented, so the
+ * bytes are copied verbatim.
+ */
+ avio_wb32(pb, 0x2C); /* size */
+ ffio_wfourcc(pb, "text");
+ avio_wb16(pb, 0x01);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x01);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x00);
+ avio_wb32(pb, 0x00004000);
+ avio_wb16(pb, 0x0000);
+
+ if (track->enc->codec_tag == MKTAG('t','m','c','d')) {
+ int64_t tmcd_pos = avio_tell(pb);
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "tmcd");
+ mov_write_tcmi_tag(pb, track);
+ update_size(pb, tmcd_pos);
+ }
+ return update_size(pb, pos);
}
static int mov_write_smhd_tag(AVIOContext *pb)
if (track->tag == MKTAG('t','x','3','g')) hdlr_type = "sbtl";
else hdlr_type = "text";
descr = "SubtitleHandler";
+ } else if (track->enc->codec_tag == MKTAG('t','m','c','d')) {
+ hdlr_type = "tmcd";
+ descr = "TimeCodeHandler";
} else if (track->enc->codec_tag == MKTAG('r','t','p',' ')) {
hdlr_type = "hint";
descr = "HintHandler";
+ } else {
+ hdlr = "dhlr";
+ hdlr_type = "url ";
+ descr = "DataHandler";
}
}
else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
mov_write_smhd_tag(pb);
else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- if (track->tag == MKTAG('t','e','x','t')) mov_write_gmhd_tag(pb);
+ if (track->tag == MKTAG('t','e','x','t')) mov_write_gmhd_tag(pb, track);
else mov_write_nmhd_tag(pb);
+ } else if (track->tag == MKTAG('t','m','c','d')) {
+ mov_write_gmhd_tag(pb, track);
} else if (track->tag == MKTAG('r','t','p',' ')) {
mov_write_hmhd_tag(pb);
}
return update_size(pb, pos);
}
+/* transformation matrix
+ |a b u|
+ |c d v|
+ |tx ty w| */
+static void write_matrix(AVIOContext *pb, int16_t a, int16_t b, int16_t c,
+ int16_t d, int16_t tx, int16_t ty)
+{
+ avio_wb32(pb, a << 16); /* 16.16 format */
+ avio_wb32(pb, b << 16); /* 16.16 format */
+ avio_wb32(pb, 0); /* u in 2.30 format */
+ avio_wb32(pb, c << 16); /* 16.16 format */
+ avio_wb32(pb, d << 16); /* 16.16 format */
+ avio_wb32(pb, 0); /* v in 2.30 format */
+ avio_wb32(pb, tx << 16); /* 16.16 format */
+ avio_wb32(pb, ty << 16); /* 16.16 format */
+ avio_wb32(pb, 1 << 30); /* w in 2.30 format */
+}
+
static int mov_write_tkhd_tag(AVIOContext *pb, MOVTrack *track, AVStream *st)
{
int64_t duration = av_rescale_rnd(track->track_duration, MOV_TIMESCALE,
track->timescale, AV_ROUND_UP);
int version = duration < INT32_MAX ? 0 : 1;
+ int rotation = 0;
if (track->mode == MODE_ISM)
version = 1;
avio_wb16(pb, 0); /* reserved */
/* Matrix structure */
- avio_wb32(pb, 0x00010000); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x00010000); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x40000000); /* reserved */
-
+ if (st && st->metadata) {
+ AVDictionaryEntry *rot = av_dict_get(st->metadata, "rotate", NULL, 0);
+ rotation = (rot && rot->value) ? atoi(rot->value) : 0;
+ }
+ if (rotation == 90) {
+ write_matrix(pb, 0, 1, -1, 0, track->enc->height, 0);
+ } else if (rotation == 180) {
+ write_matrix(pb, -1, 0, 0, -1, track->enc->width, track->enc->height);
+ } else if (rotation == 270) {
+ write_matrix(pb, 0, -1, 1, 0, 0, track->enc->width);
+ } else {
+ write_matrix(pb, 1, 0, 0, 1, 0, 0);
+ }
/* Track width and height, for visual only */
if(st && (track->enc->codec_type == AVMEDIA_TYPE_VIDEO ||
track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)) {
avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "trak");
mov_write_tkhd_tag(pb, track, st);
- if (track->mode == MODE_PSP || track->flags & MOV_TRACK_CTTS ||
- (track->entry && track->cluster[0].dts)) {
- if (!(mov->flags & FF_MOV_FLAG_FRAGMENT))
- mov_write_edts_tag(pb, track); // PSP Movies require edts box
- }
+ if (!(mov->flags & FF_MOV_FLAG_FRAGMENT)) // EDTS with fragments is tricky as we dont know the duration when its written
+ mov_write_edts_tag(pb, track); // PSP Movies and several other cases require edts box
if (track->tref_tag)
mov_write_tref_tag(pb, track);
mov_write_mdia_tag(pb, track);
mov_write_udta_sdp(pb, track->rtp_ctx, track->track_id);
if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO && track->mode == MODE_MOV) {
double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
- if (0.0 != sample_aspect_ratio && 1.0 != sample_aspect_ratio)
+ if (st->sample_aspect_ratio.num && 1.0 != sample_aspect_ratio)
mov_write_tapt_tag(pb, track);
};
return update_size(pb, pos);
avio_wb32(pb, 0); /* reserved */
/* Matrix structure */
- avio_wb32(pb, 0x00010000); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x00010000); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x0); /* reserved */
- avio_wb32(pb, 0x40000000); /* reserved */
+ write_matrix(pb, 1, 0, 0, 1, 0, 0);
avio_wb32(pb, 0); /* reserved (preview time) */
avio_wb32(pb, 0); /* reserved (preview duration) */
if(ret < 0)
return ret;
- if (mov->mode & MODE_3GP) {
- mov_write_3gp_udta_tag(pb_buf, s, "perf", "artist");
- mov_write_3gp_udta_tag(pb_buf, s, "titl", "title");
- mov_write_3gp_udta_tag(pb_buf, s, "auth", "author");
- mov_write_3gp_udta_tag(pb_buf, s, "gnre", "genre");
- mov_write_3gp_udta_tag(pb_buf, s, "dscp", "comment");
- mov_write_3gp_udta_tag(pb_buf, s, "albm", "album");
- mov_write_3gp_udta_tag(pb_buf, s, "cprt", "copyright");
- mov_write_3gp_udta_tag(pb_buf, s, "yrrc", "date");
- } else if (mov->mode == MODE_MOV) { // the title field breaks gtkpod with mp4 and my suspicion is that stuff is not valid in mp4
- mov_write_string_metadata(s, pb_buf, "\251ART", "artist" , 0);
- mov_write_string_metadata(s, pb_buf, "\251nam", "title" , 0);
- mov_write_string_metadata(s, pb_buf, "\251aut", "author" , 0);
- mov_write_string_metadata(s, pb_buf, "\251alb", "album" , 0);
- mov_write_string_metadata(s, pb_buf, "\251day", "date" , 0);
- mov_write_string_metadata(s, pb_buf, "\251swr", "encoder" , 0);
- mov_write_string_metadata(s, pb_buf, "\251des", "comment" , 0);
- mov_write_string_metadata(s, pb_buf, "\251gen", "genre" , 0);
- mov_write_string_metadata(s, pb_buf, "\251cpy", "copyright" , 0);
- } else {
- /* iTunes meta data */
- mov_write_meta_tag(pb_buf, mov, s);
- }
+ if (mov->mode & MODE_3GP) {
+ mov_write_3gp_udta_tag(pb_buf, s, "perf", "artist");
+ mov_write_3gp_udta_tag(pb_buf, s, "titl", "title");
+ mov_write_3gp_udta_tag(pb_buf, s, "auth", "author");
+ mov_write_3gp_udta_tag(pb_buf, s, "gnre", "genre");
+ mov_write_3gp_udta_tag(pb_buf, s, "dscp", "comment");
+ mov_write_3gp_udta_tag(pb_buf, s, "albm", "album");
+ mov_write_3gp_udta_tag(pb_buf, s, "cprt", "copyright");
+ mov_write_3gp_udta_tag(pb_buf, s, "yrrc", "date");
+ } else if (mov->mode == MODE_MOV) { // the title field breaks gtkpod with mp4 and my suspicion is that stuff is not valid in mp4
+ mov_write_string_metadata(s, pb_buf, "\251ART", "artist" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251nam", "title" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251aut", "author" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251alb", "album" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251day", "date" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251swr", "encoder" , 0);
+ // currently ignored by mov.c
+ mov_write_string_metadata(s, pb_buf, "\251des", "comment" , 0);
+ // add support for libquicktime, this atom is also actually read by mov.c
+ mov_write_string_metadata(s, pb_buf, "\251cmt", "comment" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251gen", "genre" , 0);
+ mov_write_string_metadata(s, pb_buf, "\251cpy", "copyright" , 0);
+ } else {
+ /* iTunes meta data */
+ mov_write_meta_tag(pb_buf, mov, s);
+ }
- if (s->nb_chapters)
- mov_write_chpl_tag(pb_buf, s);
+ if (s->nb_chapters)
+ mov_write_chpl_tag(pb_buf, s);
if ((size = avio_close_dyn_buf(pb_buf, &buf)) > 0) {
avio_wb32(pb, size+8);
return 0;
}
+static void build_chunks(MOVTrack *trk)
+{
+ int i;
+ MOVIentry *chunk= &trk->cluster[0];
+ uint64_t chunkSize = chunk->size;
+ chunk->chunkNum= 1;
+ if (trk->chunkCount)
+ return;
+ trk->chunkCount= 1;
+ for(i=1; i<trk->entry; i++){
+ if(chunk->pos + chunkSize == trk->cluster[i].pos &&
+ chunkSize + trk->cluster[i].size < (1<<20)){
+ chunkSize += trk->cluster[i].size;
+ chunk->samples_in_chunk += trk->cluster[i].entries;
+ }else{
+ trk->cluster[i].chunkNum = chunk->chunkNum+1;
+ chunk=&trk->cluster[i];
+ chunkSize = chunk->size;
+ trk->chunkCount++;
+ }
+ }
+}
+
static int mov_write_moov_tag(AVIOContext *pb, MOVMuxContext *mov,
AVFormatContext *s)
{
mov->tracks[i].time = mov->time;
mov->tracks[i].track_id = i+1;
+
+ if (mov->tracks[i].entry)
+ build_chunks(&mov->tracks[i]);
}
if (mov->chapter_track)
mov->tracks[mov->tracks[i].src_track].track_id;
}
}
+ for (i = 0; i < mov->nb_streams; i++) {
+ if (mov->tracks[i].tag == MKTAG('t','m','c','d')) {
+ int src_trk = mov->tracks[i].src_track;
+ mov->tracks[src_trk].tref_tag = mov->tracks[i].tag;
+ mov->tracks[src_trk].tref_id = mov->tracks[i].track_id;
+ mov->tracks[i].track_duration = mov->tracks[src_trk].track_duration;
+ }
+ }
mov_write_mvhd_tag(pb, mov);
if (mov->mode != MODE_MOV && !mov->iods_skip)
av_log(s, AV_LOG_ERROR, "fatal error, input is not a single packet, implement a AVParser for it\n");
return -1;
}
+ } else if (enc->codec_id == CODEC_ID_ADPCM_MS ||
+ enc->codec_id == CODEC_ID_ADPCM_IMA_WAV) {
+ samples_in_chunk = enc->frame_size;
} else if (trk->sample_size)
samples_in_chunk = size / trk->sample_size;
else
} else {
size = ff_avc_parse_nal_units(pb, pkt->data, pkt->size);
}
+ } else if (enc->codec_id == CODEC_ID_AAC && pkt->size > 2 &&
+ (AV_RB16(pkt->data) & 0xfff0) == 0xfff0) {
+ av_log(s, AV_LOG_ERROR, "malformated aac bitstream, use -absf aac_adtstoasc\n");
+ return -1;
} else {
avio_write(pb, pkt->data, size);
}
}
if (!(trk->entry % MOV_INDEX_CLUSTER_SIZE)) {
- trk->cluster = av_realloc(trk->cluster, (trk->entry + MOV_INDEX_CLUSTER_SIZE) * sizeof(*trk->cluster));
+ trk->cluster = av_realloc_f(trk->cluster, sizeof(*trk->cluster), (trk->entry + MOV_INDEX_CLUSTER_SIZE));
if (!trk->cluster)
return -1;
}
trk->cluster[trk->entry].pos = avio_tell(pb) - size;
trk->cluster[trk->entry].samples_in_chunk = samples_in_chunk;
+ trk->cluster[trk->entry].chunkNum = 0;
trk->cluster[trk->entry].size = size;
trk->cluster[trk->entry].entries = samples_in_chunk;
trk->cluster[trk->entry].dts = pkt->dts;
if (!pkt->size) return 0; /* Discard 0 sized packets */
- if (trk->entry)
+ if (trk->entry && pkt->stream_index < s->nb_streams)
frag_duration = av_rescale_q(pkt->dts - trk->cluster[0].dts,
s->streams[pkt->stream_index]->time_base,
AV_TIME_BASE_Q);
// as samples, and a tref pointing from the other tracks to the chapter one.
static void mov_create_chapter_track(AVFormatContext *s, int tracknum)
{
+ AVIOContext *pb;
+
MOVMuxContext *mov = s->priv_data;
MOVTrack *track = &mov->tracks[tracknum];
AVPacket pkt = { .stream_index = tracknum, .flags = AV_PKT_FLAG_KEY };
track->enc = avcodec_alloc_context3(NULL);
track->enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
+ if (avio_open_dyn_buf(&pb) >= 0) {
+ int size;
+ uint8_t *buf;
+
+ /* Stub header (usually for Quicktime chapter track) */
+ // TextSampleEntry
+ avio_wb32(pb, 0x01); // displayFlags
+ avio_w8(pb, 0x00); // horizontal justification
+ avio_w8(pb, 0x00); // vertical justification
+ avio_w8(pb, 0x00); // bgColourRed
+ avio_w8(pb, 0x00); // bgColourGreen
+ avio_w8(pb, 0x00); // bgColourBlue
+ avio_w8(pb, 0x00); // bgColourAlpha
+ // BoxRecord
+ avio_wb16(pb, 0x00); // defTextBoxTop
+ avio_wb16(pb, 0x00); // defTextBoxLeft
+ avio_wb16(pb, 0x00); // defTextBoxBottom
+ avio_wb16(pb, 0x00); // defTextBoxRight
+ // StyleRecord
+ avio_wb16(pb, 0x00); // startChar
+ avio_wb16(pb, 0x00); // endChar
+ avio_wb16(pb, 0x01); // fontID
+ avio_w8(pb, 0x00); // fontStyleFlags
+ avio_w8(pb, 0x00); // fontSize
+ avio_w8(pb, 0x00); // fgColourRed
+ avio_w8(pb, 0x00); // fgColourGreen
+ avio_w8(pb, 0x00); // fgColourBlue
+ avio_w8(pb, 0x00); // fgColourAlpha
+ // FontTableBox
+ avio_wb32(pb, 0x0D); // box size
+ ffio_wfourcc(pb, "ftab"); // box atom name
+ avio_wb16(pb, 0x01); // entry count
+ // FontRecord
+ avio_wb16(pb, 0x01); // font ID
+ avio_w8(pb, 0x00); // font name length
+
+ if ((size = avio_close_dyn_buf(pb, &buf)) > 0) {
+ track->enc->extradata = buf;
+ track->enc->extradata_size = size;
+ } else {
+ av_free(&buf);
+ }
+ }
+
for (i = 0; i < s->nb_chapters; i++) {
AVChapter *c = s->chapters[i];
AVDictionaryEntry *t;
}
}
+static int mov_create_timecode_track(AVFormatContext *s, int index, int src_index, const char *tcstr)
+{
+ MOVMuxContext *mov = s->priv_data;
+ MOVTrack *track = &mov->tracks[index];
+ AVStream *src_st = s->streams[src_index];
+ AVTimecode tc;
+ AVPacket pkt = {.stream_index = index, .flags = AV_PKT_FLAG_KEY, .size = 4};
+ AVRational rate = {src_st->codec->time_base.den, src_st->codec->time_base.num};
+
+ /* compute the frame number */
+ int ret = av_timecode_init_from_string(&tc, rate, tcstr, s);
+ if (ret < 0)
+ return ret;
+
+ /* tmcd track based on video stream */
+ track->mode = mov->mode;
+ track->tag = MKTAG('t','m','c','d');
+ track->src_track = src_index;
+ track->timescale = src_st->codec->time_base.den;
+ if (tc.flags & AV_TIMECODE_FLAG_DROPFRAME)
+ track->timecode_flags |= MOV_TIMECODE_FLAG_DROPFRAME;
+
+ /* encode context: tmcd data stream */
+ track->enc = avcodec_alloc_context3(NULL);
+ track->enc->codec_type = AVMEDIA_TYPE_DATA;
+ track->enc->codec_tag = track->tag;
+ track->enc->time_base = src_st->codec->time_base;
+
+ /* the tmcd track just contains one packet with the frame number */
+ pkt.data = av_malloc(pkt.size);
+ AV_WB32(pkt.data, tc.start);
+ ret = ff_mov_write_packet(s, &pkt);
+ av_free(pkt.data);
+ return ret;
+}
+
static int mov_write_header(AVFormatContext *s)
{
AVIOContext *pb = s->pb;
MOVMuxContext *mov = s->priv_data;
- AVDictionaryEntry *t;
- int i, hint_track = 0;
+ AVDictionaryEntry *t, *global_tcr = av_dict_get(s->metadata, "timecode", NULL, 0);
+ int i, hint_track = 0, tmcd_track = 0;
/* Set the FRAGMENT flag if any of the fragmentation methods are
* enabled. */
}
}
+ if (mov->mode == MODE_MOV) {
+ /* Add a tmcd track for each video stream with a timecode */
+ tmcd_track = mov->nb_streams;
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+ if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO &&
+ (global_tcr || av_dict_get(st->metadata, "timecode", NULL, 0)))
+ mov->nb_streams++;
+ }
+ }
+
mov->tracks = av_mallocz(mov->nb_streams*sizeof(*mov->tracks));
if (!mov->tracks)
return AVERROR(ENOMEM);
"or choose different container.\n");
}else if(st->codec->codec_type == AVMEDIA_TYPE_AUDIO){
track->timescale = st->codec->sample_rate;
- /* set sample_size for PCM and ADPCM */
- if (av_get_bits_per_sample(st->codec->codec_id)) {
+ if(!st->codec->frame_size && !av_get_bits_per_sample(st->codec->codec_id)) {
+ av_log(s, AV_LOG_WARNING, "track %d: codec frame size is not set\n", i);
+ track->audio_vbr = 1;
+ }else if(st->codec->codec_id == CODEC_ID_ADPCM_MS ||
+ st->codec->codec_id == CODEC_ID_ADPCM_IMA_WAV ||
+ st->codec->codec_id == CODEC_ID_ILBC){
if (!st->codec->block_align) {
- av_log(s, AV_LOG_ERROR, "track %d: codec block align is not set\n", i);
+ av_log(s, AV_LOG_ERROR, "track %d: codec block align is not set for adpcm\n", i);
goto error;
}
track->sample_size = st->codec->block_align;
- }
- /* set audio_vbr for compressed audio */
- if (av_get_bits_per_sample(st->codec->codec_id) < 8) {
+ }else if(st->codec->frame_size > 1){ /* assume compressed audio */
track->audio_vbr = 1;
+ }else{
+ track->sample_size = (av_get_bits_per_sample(st->codec->codec_id) >> 3) * st->codec->channels;
}
if (track->mode != MODE_MOV &&
track->enc->codec_id == CODEC_ID_MP3 && track->timescale < 16000) {
}
}else if(st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE){
track->timescale = st->codec->time_base.den;
+ }else{
+ track->timescale = MOV_TIMESCALE;
}
if (!track->height)
track->height = st->codec->height;
FF_MOV_FLAG_FRAGMENT;
}
+ if(mov->reserved_moov_size){
+ mov->reserved_moov_pos= avio_tell(pb);
+ avio_skip(pb, mov->reserved_moov_size);
+ }
+
if (!(mov->flags & FF_MOV_FLAG_FRAGMENT))
mov_write_mdat_tag(pb, mov);
}
}
+ if (mov->mode == MODE_MOV) {
+ /* Initialize the tmcd tracks */
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+ t = global_tcr;
+
+ if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
+ if (!t)
+ t = av_dict_get(st->metadata, "timecode", NULL, 0);
+ if (!t)
+ continue;
+ if (mov_create_timecode_track(s, tmcd_track, i, t->value) < 0)
+ goto error;
+ tmcd_track++;
+ }
+ }
+ }
+
avio_flush(pb);
if (mov->flags & FF_MOV_FLAG_ISML)
ffio_wfourcc(pb, "mdat");
avio_wb64(pb, mov->mdat_size + 16);
}
- avio_seek(pb, moov_pos, SEEK_SET);
+ avio_seek(pb, mov->reserved_moov_size ? mov->reserved_moov_pos : moov_pos, SEEK_SET);
mov_write_moov_tag(pb, mov, s);
+ if(mov->reserved_moov_size){
+ int64_t size= mov->reserved_moov_size - (avio_tell(pb) - mov->reserved_moov_pos);
+ if(size < 8){
+ av_log(s, AV_LOG_ERROR, "reserved_moov_size is too small, needed %"PRId64" additional\n", 8-size);
+ return -1;
+ }
+ avio_wb32(pb, size);
+ ffio_wfourcc(pb, "free");
+ for(i=0; i<size; i++)
+ avio_w8(pb, 0);
+ avio_seek(pb, moov_pos, SEEK_SET);
+ }
} else {
mov_flush_fragment(s);
mov_write_mfra_tag(pb, mov);
for (i=0; i<mov->nb_streams; i++) {
if (mov->tracks[i].tag == MKTAG('r','t','p',' '))
ff_mov_close_hinting(&mov->tracks[i]);
+ else if (mov->tracks[i].tag == MKTAG('t','m','c','d'))
+ av_freep(&mov->tracks[i].enc);
if (mov->flags & FF_MOV_FLAG_FRAGMENT &&
mov->tracks[i].vc1_info.struct_offset && s->pb->seekable) {
int64_t off = avio_tell(pb);
MOV_CLASS(mov)
AVOutputFormat ff_mov_muxer = {
.name = "mov",
- .long_name = NULL_IF_CONFIG_SMALL("MOV format"),
+ .long_name = NULL_IF_CONFIG_SMALL("QuickTime / MOV"),
.extensions = "mov",
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = CODEC_ID_AAC,
-#if CONFIG_LIBX264_ENCODER
- .video_codec = CODEC_ID_H264,
-#else
- .video_codec = CODEC_ID_MPEG4,
-#endif
+ .video_codec = CONFIG_LIBX264_ENCODER ?
+ CODEC_ID_H264 : CODEC_ID_MPEG4,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
MOV_CLASS(tgp)
AVOutputFormat ff_tgp_muxer = {
.name = "3gp",
- .long_name = NULL_IF_CONFIG_SMALL("3GP format"),
+ .long_name = NULL_IF_CONFIG_SMALL("3GP (3GPP file format)"),
.extensions = "3gp",
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = CODEC_ID_AMR_NB,
MOV_CLASS(mp4)
AVOutputFormat ff_mp4_muxer = {
.name = "mp4",
- .long_name = NULL_IF_CONFIG_SMALL("MP4 format"),
+ .long_name = NULL_IF_CONFIG_SMALL("MP4 (MPEG-4 Part 14)"),
.mime_type = "application/mp4",
.extensions = "mp4",
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = CODEC_ID_AAC,
-#if CONFIG_LIBX264_ENCODER
- .video_codec = CODEC_ID_H264,
-#else
- .video_codec = CODEC_ID_MPEG4,
-#endif
+ .video_codec = CONFIG_LIBX264_ENCODER ?
+ CODEC_ID_H264 : CODEC_ID_MPEG4,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
MOV_CLASS(psp)
AVOutputFormat ff_psp_muxer = {
.name = "psp",
- .long_name = NULL_IF_CONFIG_SMALL("PSP MP4 format"),
+ .long_name = NULL_IF_CONFIG_SMALL("PSP MP4 (MPEG-4 Part 14)"),
.extensions = "mp4,psp",
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = CODEC_ID_AAC,
-#if CONFIG_LIBX264_ENCODER
- .video_codec = CODEC_ID_H264,
-#else
- .video_codec = CODEC_ID_MPEG4,
-#endif
+ .video_codec = CONFIG_LIBX264_ENCODER ?
+ CODEC_ID_H264 : CODEC_ID_MPEG4,
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
MOV_CLASS(tg2)
AVOutputFormat ff_tg2_muxer = {
.name = "3g2",
- .long_name = NULL_IF_CONFIG_SMALL("3GP2 format"),
+ .long_name = NULL_IF_CONFIG_SMALL("3GP2 (3GPP2 file format)"),
.extensions = "3g2",
.priv_data_size = sizeof(MOVMuxContext),
.audio_codec = CODEC_ID_AMR_NB,
MOV_CLASS(ipod)
AVOutputFormat ff_ipod_muxer = {
.name = "ipod",
- .long_name = NULL_IF_CONFIG_SMALL("iPod H.264 MP4 format"),
+ .long_name = NULL_IF_CONFIG_SMALL("iPod H.264 MP4 (MPEG-4 Part 14)"),
.mime_type = "application/mp4",
.extensions = "m4v,m4a",
.priv_data_size = sizeof(MOVMuxContext),
MOV_CLASS(ismv)
AVOutputFormat ff_ismv_muxer = {
.name = "ismv",
- .long_name = NULL_IF_CONFIG_SMALL("ISMV/ISMA (Smooth Streaming) format"),
+ .long_name = NULL_IF_CONFIG_SMALL("ISMV/ISMA (Smooth Streaming)"),
.mime_type = "application/mp4",
.extensions = "ismv,isma",
.priv_data_size = sizeof(MOVMuxContext),
projects / ffmpeg / blobdiff