* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <stdint.h>
+#include <inttypes.h>
+
#include "movenc.h"
#include "avformat.h"
#include "avio_internal.h"
#include "avc.h"
#include "libavcodec/get_bits.h"
#include "libavcodec/put_bits.h"
-#include "libavcodec/vc1.h"
+#include "libavcodec/vc1_common.h"
#include "internal.h"
#include "libavutil/avstring.h"
#include "libavutil/intfloat.h"
#include "libavutil/mathematics.h"
#include "libavutil/opt.h"
#include "libavutil/dict.h"
+#include "hevc.h"
#include "rtpenc.h"
#include "mov_chan.h"
{ "separate_moof", "Write separate moof/mdat atoms for each track", 0, AV_OPT_TYPE_CONST, {.i64 = 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, {.i64 = 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, {.i64 = FF_MOV_FLAG_ISML}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
+ { "faststart", "Run a second pass to put the index (moov atom) at the beginning of the file", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_FASTSTART}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
+ { "omit_tfhd_offset", "Omit the base data offset in tfhd atoms", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_OMIT_TFHD_OFFSET}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
+ { "disable_chpl", "Disable Nero chapter atom", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_DISABLE_CHPL}, 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, {.i64 = 0}, 0, 1, AV_OPT_FLAG_ENCODING_PARAM},
{ "iods_audio_profile", "iods audio profile atom.", offsetof(MOVMuxContext, iods_audio_profile), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 255, AV_OPT_FLAG_ENCODING_PARAM},
{ "min_frag_duration", "Minimum fragment duration", offsetof(MOVMuxContext, min_fragment_duration), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
{ "frag_size", "Maximum fragment size", offsetof(MOVMuxContext, max_fragment_size), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
{ "ism_lookahead", "Number of lookahead entries for ISM files", offsetof(MOVMuxContext, ism_lookahead), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM},
+ { "brand", "Override major brand", offsetof(MOVMuxContext, major_brand), AV_OPT_TYPE_STRING, {.str = NULL}, .flags = AV_OPT_FLAG_ENCODING_PARAM },
{ NULL },
};
.version = LIBAVUTIL_VERSION_INT,\
};
+static int utf8len(const uint8_t *b)
+{
+ int len = 0;
+ int val;
+ while (*b) {
+ GET_UTF8(val, *b++, return -1;)
+ len++;
+ }
+ return len;
+}
+
//FIXME support 64 bit variant with wide placeholders
static int64_t update_size(AVIOContext *pb, int64_t pos)
{
return curpos - pos;
}
+static int co64_required(const MOVTrack *track)
+{
+ if (track->entry > 0 && track->cluster[track->entry - 1].pos + track->data_offset > UINT32_MAX)
+ return 1;
+ return 0;
+}
+
/* Chunk offset atom */
static int mov_write_stco_tag(AVIOContext *pb, MOVTrack *track)
{
int i;
- int mode64 = 0; // use 32 bit size variant if possible
+ int mode64 = co64_required(track); // use 32 bit size variant if possible
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size */
- if (pos > UINT32_MAX) {
- mode64 = 1;
+ if (mode64) {
ffio_wfourcc(pb, "co64");
} else
ffio_wfourcc(pb, "stco");
avio_wb32(pb, 0); /* version & flags */
avio_wb32(pb, track->entry); /* entry count */
- for (i=0; i<track->entry; i++) {
- if(mode64 == 1)
+ for (i = 0; i < track->entry; i++) {
+ if (mode64 == 1)
avio_wb64(pb, track->cluster[i].pos + track->data_offset);
else
avio_wb32(pb, track->cluster[i].pos + track->data_offset);
ffio_wfourcc(pb, "stsz");
avio_wb32(pb, 0); /* version & flags */
- for (i=0; i<track->entry; i++) {
- tst = track->cluster[i].size/track->cluster[i].entries;
- if(oldtst != -1 && tst != oldtst) {
+ for (i = 0; i < track->entry; i++) {
+ tst = track->cluster[i].size / track->cluster[i].entries;
+ if (oldtst != -1 && tst != oldtst)
equalChunks = 0;
- }
oldtst = tst;
entries += track->cluster[i].entries;
}
if (equalChunks && track->entry) {
- int sSize = track->entry ? track->cluster[0].size/track->cluster[0].entries : 0;
+ int sSize = track->entry ? track->cluster[0].size / track->cluster[0].entries : 0;
sSize = FFMAX(1, sSize); // adpcm mono case could make sSize == 0
avio_wb32(pb, sSize); // sample size
avio_wb32(pb, entries); // sample count
- }
- else {
+ } else {
avio_wb32(pb, 0); // sample size
avio_wb32(pb, entries); // sample count
- for (i=0; i<track->entry; i++) {
- for (j=0; j<track->cluster[i].entries; j++) {
+ for (i = 0; i < track->entry; i++) {
+ for (j = 0; j < track->cluster[i].entries; j++) {
avio_wb32(pb, track->cluster[i].size /
- track->cluster[i].entries);
+ track->cluster[i].entries);
}
}
}
avio_wb32(pb, 0); // version & flags
entryPos = avio_tell(pb);
avio_wb32(pb, track->entry); // entry count
- for (i=0; i<track->entry; i++) {
- if (oldval != track->cluster[i].samples_in_chunk)
- {
- avio_wb32(pb, i+1); // first chunk
+ for (i = 0; i < track->entry; i++) {
+ if (oldval != track->cluster[i].samples_in_chunk) {
+ avio_wb32(pb, i + 1); // 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;
avio_wb32(pb, 0); // version & flags
entryPos = avio_tell(pb);
avio_wb32(pb, track->entry); // entry count
- for (i=0; i<track->entry; i++) {
+ for (i = 0; i < track->entry; i++) {
if (track->cluster[i].flags & flag) {
- avio_wb32(pb, i+1);
+ avio_wb32(pb, i + 1);
index++;
}
}
put_bits(&pbc, 3, bsmod);
put_bits(&pbc, 3, acmod);
put_bits(&pbc, 1, lfeon);
- put_bits(&pbc, 5, frmsizecod>>1); // bit_rate_code
+ put_bits(&pbc, 5, frmsizecod >> 1); // bit_rate_code
put_bits(&pbc, 5, 0); // reserved
flush_put_bits(&pbc);
{
int i = 3;
avio_w8(pb, tag);
- for(; i>0; i--)
- avio_w8(pb, (size>>(7*i)) | 0x80);
+ for (; i > 0; i--)
+ avio_w8(pb, (size >> (7 * i)) | 0x80);
avio_w8(pb, size & 0x7F);
}
// the following fields is made of 6 bits to identify the streamtype (4 for video, 5 for audio)
// plus 1 bit to indicate upstream and 1 bit set to 1 (reserved)
- if(track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
+ if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
+ avio_w8(pb, (0x38 << 2) | 1); // flags (= NeroSubpicStream)
+ else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
avio_w8(pb, 0x15); // flags (= Audiostream)
else
avio_w8(pb, 0x11); // flags (= Visualstream)
avio_wb24(pb, track->enc->rc_buffer_size >> 3); // 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)
+ 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
put_bits(&pbc, 1, !slices); /* no slice code */
put_bits(&pbc, 1, 0); /* no bframe */
put_bits(&pbc, 1, 0); /* reserved */
- put_bits32(&pbc, track->enc->time_base.den); /* framerate */
+
+ /* framerate */
+ if (track->st->avg_frame_rate.num > 0 && track->st->avg_frame_rate.den > 0)
+ put_bits32(&pbc, track->st->avg_frame_rate.num / track->st->avg_frame_rate.den);
+ else
+ put_bits32(&pbc, 0xffffffff);
+
flush_put_bits(&pbc);
av_free(unescaped);
avio_wb16(pb, 0); /* Reserved */
}
- if(track->mode == MODE_MOV &&
- (track->enc->codec_id == AV_CODEC_ID_AAC ||
- track->enc->codec_id == AV_CODEC_ID_AC3 ||
- track->enc->codec_id == AV_CODEC_ID_AMR_NB ||
- track->enc->codec_id == AV_CODEC_ID_ALAC ||
- track->enc->codec_id == AV_CODEC_ID_ADPCM_MS ||
- track->enc->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV))
+ if (track->mode == MODE_MOV &&
+ (track->enc->codec_id == AV_CODEC_ID_AAC ||
+ track->enc->codec_id == AV_CODEC_ID_AC3 ||
+ track->enc->codec_id == AV_CODEC_ID_AMR_NB ||
+ track->enc->codec_id == AV_CODEC_ID_ALAC ||
+ track->enc->codec_id == AV_CODEC_ID_ADPCM_MS ||
+ track->enc->codec_id == AV_CODEC_ID_ADPCM_IMA_WAV))
mov_write_wave_tag(pb, track);
- else if(track->tag == MKTAG('m','p','4','a'))
+ else if (track->tag == MKTAG('m','p','4','a'))
mov_write_esds_tag(pb, track);
- else if(track->enc->codec_id == AV_CODEC_ID_AMR_NB)
+ else if (track->enc->codec_id == AV_CODEC_ID_AMR_NB)
mov_write_amr_tag(pb, track);
- else if(track->enc->codec_id == AV_CODEC_ID_AC3)
+ else if (track->enc->codec_id == AV_CODEC_ID_AC3)
mov_write_ac3_tag(pb, track);
- else if(track->enc->codec_id == AV_CODEC_ID_ALAC)
+ else if (track->enc->codec_id == AV_CODEC_ID_ALAC)
mov_write_extradata_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_WMAPRO)
mov_write_wfex_tag(pb, track);
return update_size(pb, pos);
}
+static int mov_write_hvcc_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+
+ avio_wb32(pb, 0);
+ ffio_wfourcc(pb, "hvcC");
+ ff_isom_write_hvcc(pb, track->vos_data, track->vos_len, 0);
+ return update_size(pb, pos);
+}
+
/* also used by all avid codecs (dv, imx, meridien) and their variants */
static int mov_write_avid_tag(AVIOContext *pb, MOVTrack *track)
{
avio_wb32(pb, track->enc->width);
/* values below are based on samples created with quicktime and avid codecs */
if (track->vos_data[5] & 2) { // interlaced
- avio_wb32(pb, track->enc->height/2);
+ avio_wb32(pb, track->enc->height / 2);
avio_wb32(pb, 2); /* unknown */
avio_wb32(pb, 0); /* unknown */
avio_wb32(pb, 4); /* unknown */
return 0;
if (track->enc->codec_id == AV_CODEC_ID_H264) tag = MKTAG('a','v','c','1');
+ else if (track->enc->codec_id == AV_CODEC_ID_HEVC) tag = MKTAG('h','e','v','1');
else if (track->enc->codec_id == AV_CODEC_ID_AC3) tag = MKTAG('a','c','-','3');
else if (track->enc->codec_id == AV_CODEC_ID_DIRAC) tag = MKTAG('d','r','a','c');
else if (track->enc->codec_id == AV_CODEC_ID_MOV_TEXT) tag = MKTAG('t','x','3','g');
else if (track->enc->codec_id == AV_CODEC_ID_VC1) tag = MKTAG('v','c','-','1');
- else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
- else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
+ else if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
+ else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
+ else if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE) tag = MKTAG('m','p','4','s');
return tag;
}
static const AVCodecTag codec_ipod_tags[] = {
- { AV_CODEC_ID_H264, MKTAG('a','v','c','1') },
- { AV_CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
- { AV_CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { AV_CODEC_ID_ALAC, MKTAG('a','l','a','c') },
- { AV_CODEC_ID_AC3, MKTAG('a','c','-','3') },
+ { AV_CODEC_ID_H264, MKTAG('a','v','c','1') },
+ { AV_CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
+ { AV_CODEC_ID_AAC, MKTAG('m','p','4','a') },
+ { AV_CODEC_ID_ALAC, MKTAG('a','l','a','c') },
+ { AV_CODEC_ID_AC3, MKTAG('a','c','-','3') },
{ AV_CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
{ AV_CODEC_ID_MOV_TEXT, MKTAG('t','e','x','t') },
{ AV_CODEC_ID_NONE, 0 },
// keep original tag for subs, ipod supports both formats
if (!(track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE &&
- (tag == MKTAG('t','x','3','g') ||
- tag == MKTAG('t','e','x','t'))))
+ (tag == MKTAG('t', 'x', '3', 'g') ||
+ tag == MKTAG('t', 'e', 'x', 't'))))
tag = ff_codec_get_tag(codec_ipod_tags, track->enc->codec_id);
if (!av_match_ext(s->filename, "m4a") && !av_match_ext(s->filename, "m4v"))
if (track->enc->width == 720) /* SD */
if (track->enc->height == 480) /* NTSC */
if (track->enc->pix_fmt == AV_PIX_FMT_YUV422P) tag = MKTAG('d','v','5','n');
- else tag = MKTAG('d','v','c',' ');
+ else tag = MKTAG('d','v','c',' ');
else if (track->enc->pix_fmt == AV_PIX_FMT_YUV422P) tag = MKTAG('d','v','5','p');
else if (track->enc->pix_fmt == AV_PIX_FMT_YUV420P) tag = MKTAG('d','v','c','p');
- else tag = MKTAG('d','v','p','p');
+ else tag = MKTAG('d','v','p','p');
else if (track->enc->height == 720) /* HD 720 line */
- if (track->enc->time_base.den == 50) tag = MKTAG('d','v','h','q');
- else tag = MKTAG('d','v','h','p');
+ if (track->st->time_base.den == 50) tag = MKTAG('d','v','h','q');
+ else tag = MKTAG('d','v','h','p');
else if (track->enc->height == 1080) /* HD 1080 line */
- if (track->enc->time_base.den == 25) tag = MKTAG('d','v','h','5');
- else tag = MKTAG('d','v','h','6');
+ if (track->st->time_base.den == 25) tag = MKTAG('d','v','h','5');
+ else tag = MKTAG('d','v','h','6');
else {
av_log(s, AV_LOG_ERROR, "unsupported height for dv codec\n");
return 0;
}
static const AVCodecTag codec_3gp_tags[] = {
- { AV_CODEC_ID_H263, MKTAG('s','2','6','3') },
- { AV_CODEC_ID_H264, MKTAG('a','v','c','1') },
- { AV_CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
- { AV_CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { AV_CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
- { AV_CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
+ { AV_CODEC_ID_H263, MKTAG('s','2','6','3') },
+ { AV_CODEC_ID_H264, MKTAG('a','v','c','1') },
+ { AV_CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
+ { AV_CODEC_ID_AAC, MKTAG('m','p','4','a') },
+ { AV_CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
+ { AV_CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
{ AV_CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
{ AV_CODEC_ID_NONE, 0 },
};
+static const AVCodecTag codec_f4v_tags[] = {
+ { AV_CODEC_ID_MP3, MKTAG('.','m','p','3') },
+ { AV_CODEC_ID_AAC, MKTAG('m','p','4','a') },
+ { AV_CODEC_ID_H264, MKTAG('a','v','c','1') },
+ { AV_CODEC_ID_VP6A, MKTAG('V','P','6','A') },
+ { AV_CODEC_ID_VP6F, MKTAG('V','P','6','F') },
+ { AV_CODEC_ID_NONE, 0 },
+};
+
static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
{
int tag;
tag = ipod_get_codec_tag(s, track);
else if (track->mode & MODE_3GP)
tag = ff_codec_get_tag(codec_3gp_tags, track->enc->codec_id);
+ else if (track->mode == MODE_F4V)
+ tag = ff_codec_get_tag(codec_f4v_tags, track->enc->codec_id);
else
tag = mov_get_codec_tag(s, track);
avio_wb16(pb, 0); /* Reserved */
avio_wb16(pb, 1); /* Data-reference index */
- if (track->enc->extradata_size)
+ if (track->enc->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
+ mov_write_esds_tag(pb, track);
+ else if (track->enc->extradata_size)
avio_write(pb, track->enc->extradata, track->enc->extradata_size);
return update_size(pb, pos);
static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
{
+ AVDictionaryEntry *encoder;
int64_t pos = avio_tell(pb);
char compressor_name[32] = { 0 };
avio_wb16(pb, 0); /* Codec stream revision (=0) */
if (track->mode == MODE_MOV) {
ffio_wfourcc(pb, "FFMP"); /* Vendor */
- if(track->enc->codec_id == AV_CODEC_ID_RAWVIDEO) {
+ if (track->enc->codec_id == AV_CODEC_ID_RAWVIDEO) {
avio_wb32(pb, 0); /* Temporal Quality */
avio_wb32(pb, 0x400); /* Spatial Quality = lossless*/
} else {
avio_wb16(pb, 1); /* Frame count (= 1) */
/* 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)
- av_strlcpy(compressor_name,track->enc->codec->name,32);
+ if (track->mode == MODE_MOV &&
+ (encoder = av_dict_get(track->st->metadata, "encoder", NULL, 0)))
+ av_strlcpy(compressor_name, encoder->value, 32);
avio_w8(pb, strlen(compressor_name));
avio_write(pb, compressor_name, 31);
else
avio_wb16(pb, 0x18); /* Reserved */
avio_wb16(pb, 0xffff); /* Reserved */
- if(track->tag == MKTAG('m','p','4','v'))
+ if (track->tag == MKTAG('m','p','4','v'))
mov_write_esds_tag(pb, track);
- else if(track->enc->codec_id == AV_CODEC_ID_H263)
+ else if (track->enc->codec_id == AV_CODEC_ID_H263)
mov_write_d263_tag(pb);
- else if(track->enc->codec_id == AV_CODEC_ID_SVQ3)
+ else if (track->enc->codec_id == AV_CODEC_ID_SVQ3)
mov_write_svq3_tag(pb);
- else if(track->enc->codec_id == AV_CODEC_ID_DNXHD)
+ else if (track->enc->codec_id == AV_CODEC_ID_DNXHD)
mov_write_avid_tag(pb, track);
- else if(track->enc->codec_id == AV_CODEC_ID_H264) {
+ else if (track->enc->codec_id == AV_CODEC_ID_HEVC)
+ mov_write_hvcc_tag(pb, track);
+ else if (track->enc->codec_id == AV_CODEC_ID_H264) {
mov_write_avcc_tag(pb, track);
- if(track->mode == MODE_IPOD)
+ if (track->mode == MODE_IPOD)
mov_write_uuid_tag_ipod(pb);
} else if (track->enc->field_order != AV_FIELD_UNKNOWN)
mov_write_fiel_tag(pb, track);
else if (track->enc->codec_id == AV_CODEC_ID_VC1 && track->vos_len > 0)
mov_write_dvc1_tag(pb, track);
- else if (track->vos_len > 0)
+ else if (track->enc->codec_id == AV_CODEC_ID_VP6F ||
+ track->enc->codec_id == AV_CODEC_ID_VP6A) {
+ /* Don't write any potential extradata here - the cropping
+ * is signalled via the normal width/height fields. */
+ } else if (track->vos_len > 0)
mov_write_glbl_tag(pb, track);
if (track->enc->sample_aspect_ratio.den && track->enc->sample_aspect_ratio.num &&
return update_size(pb, pos);
}
+static int mov_write_tmcd_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "tmcd"); /* Data format */
+ avio_wb32(pb, 0); /* Reserved */
+ avio_wb32(pb, 1); /* Data reference index */
+ if (track->enc->extradata_size)
+ avio_write(pb, track->enc->extradata, track->enc->extradata_size);
+ return update_size(pb, pos);
+}
+
static int mov_write_stsd_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);
}
ctts_entries = av_malloc((track->entry + 1) * sizeof(*ctts_entries)); /* worst case */
ctts_entries[0].count = 1;
ctts_entries[0].duration = track->cluster[0].cts;
- for (i=1; i<track->entry; i++) {
+ for (i = 1; i < track->entry; i++) {
if (track->cluster[i].cts == ctts_entries[entries].duration) {
ctts_entries[entries].count++; /* compress */
} else {
ffio_wfourcc(pb, "ctts");
avio_wb32(pb, 0); /* version & flags */
avio_wb32(pb, entries); /* entry count */
- for (i=0; i<entries; i++) {
+ for (i = 0; i < entries; i++) {
avio_wb32(pb, ctts_entries[i].count);
avio_wb32(pb, ctts_entries[i].duration);
}
stts_entries = track->entry ?
av_malloc(track->entry * sizeof(*stts_entries)) : /* worst case */
NULL;
- for (i=0; i<track->entry; i++) {
+ for (i = 0; i < track->entry; i++) {
int duration = get_cluster_duration(track, i);
if (i && duration == stts_entries[entries].duration) {
stts_entries[entries].count++; /* compress */
ffio_wfourcc(pb, "stts");
avio_wb32(pb, 0); /* version & flags */
avio_wb32(pb, entries); /* entry count */
- for (i=0; i<entries; i++) {
+ for (i = 0; i < entries; i++) {
avio_wb32(pb, stts_entries[i].count);
avio_wb32(pb, stts_entries[i].duration);
}
return 0x14;
}
+static int is_clcp_track(MOVTrack *track)
+{
+ return track->tag == MKTAG('c','7','0','8') ||
+ track->tag == MKTAG('c','6','0','8');
+}
+
static int mov_write_hdlr_tag(AVIOContext *pb, MOVTrack *track)
{
const char *hdlr, *descr = NULL, *hdlr_type = NULL;
int64_t pos = avio_tell(pb);
- if (!track) { /* no media --> data handler */
- hdlr = "dhlr";
- hdlr_type = "url ";
- descr = "DataHandler";
- } else {
+ hdlr = "dhlr";
+ hdlr_type = "url ";
+ descr = "DataHandler";
+
+ if (track) {
hdlr = (track->mode == MODE_MOV) ? "mhlr" : "\0\0\0\0";
if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
hdlr_type = "vide";
- descr = "VideoHandler";
+ descr = "VideoHandler";
} else if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO) {
hdlr_type = "soun";
- descr = "SoundHandler";
+ descr = "SoundHandler";
} else if (track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE) {
- if (track->tag == MKTAG('t','x','3','g')) hdlr_type = "sbtl";
- else hdlr_type = "text";
+ if (track->tag == MKTAG('t','x','3','g')) {
+ hdlr_type = "sbtl";
+ } else if (track->tag == MKTAG('m','p','4','s')) {
+ hdlr_type = "subp";
+ } else if (is_clcp_track(track)) {
+ hdlr_type = "clcp";
+ } else {
+ hdlr_type = "text";
+ }
descr = "SubtitleHandler";
} else if (track->enc->codec_tag == MKTAG('r','t','p',' ')) {
hdlr_type = "hint";
- descr = "HintHandler";
+ descr = "HintHandler";
+ } else if (track->enc->codec_tag == MKTAG('t','m','c','d')) {
+ hdlr_type = "tmcd";
+ descr = "TimeCodeHandler";
+ } else {
+ char tag_buf[32];
+ av_get_codec_tag_string(tag_buf, sizeof(tag_buf),
+ track->enc->codec_tag);
+
+ av_log(track->enc, AV_LOG_WARNING,
+ "Unknown hldr_type for %s / 0x%04X, writing dummy values\n",
+ tag_buf, track->enc->codec_tag);
+ }
+ if (track->st) {
+ // hdlr.name is used by some players to identify the content title
+ // of the track. So if an alternate handler description is
+ // specified, use it.
+ AVDictionaryEntry *t;
+ t = av_dict_get(track->st->metadata, "handler", NULL, 0);
+ if (t && utf8len(t->value))
+ descr = t->value;
}
}
avio_wb32(pb, 0); /* Version & flags */
avio_write(pb, hdlr, 4); /* handler */
ffio_wfourcc(pb, hdlr_type); /* handler type */
- avio_wb32(pb ,0); /* reserved */
- avio_wb32(pb ,0); /* reserved */
- avio_wb32(pb ,0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
+ avio_wb32(pb, 0); /* reserved */
if (!track || track->mode == MODE_MOV)
avio_w8(pb, strlen(descr)); /* pascal string */
avio_write(pb, descr, strlen(descr)); /* handler description */
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "minf");
- if(track->enc->codec_type == AVMEDIA_TYPE_VIDEO)
+ if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO)
mov_write_vmhd_tag(pb);
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);
- else mov_write_nmhd_tag(pb);
+ if (track->tag == MKTAG('t','e','x','t') || is_clcp_track(track)) {
+ mov_write_gmhd_tag(pb);
+ } else {
+ mov_write_nmhd_tag(pb);
+ }
} else if (track->tag == MKTAG('r','t','p',' ')) {
mov_write_hmhd_tag(pb);
+ } else if (track->tag == MKTAG('t','m','c','d')) {
+ mov_write_gmhd_tag(pb);
}
if (track->mode == MODE_MOV) /* FIXME: Why do it for MODE_MOV only ? */
mov_write_hdlr_tag(pb, NULL);
avio_wb16(pb, track->language); /* language */
avio_wb16(pb, 0); /* reserved (quality) */
- if(version!=0 && track->mode == MODE_MOV){
+ if (version != 0 && track->mode == MODE_MOV) {
av_log(NULL, AV_LOG_ERROR,
- "FATAL error, file duration too long for timebase, this file will not be\n"
- "playable with quicktime. Choose a different timebase or a different\n"
- "container format\n");
+ "FATAL error, file duration too long for timebase, this file will not be\n"
+ "playable with quicktime. Choose a different timebase or a different\n"
+ "container format\n");
}
return 32;
return update_size(pb, pos);
}
-static int mov_write_tkhd_tag(AVIOContext *pb, MOVTrack *track, AVStream *st)
+static int mov_write_tkhd_tag(AVIOContext *pb, MOVMuxContext *mov,
+ 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 flags = MOV_TKHD_FLAG_IN_MOVIE;
+ int group = 0;
+
+
+ if (st) {
+ if (mov->per_stream_grouping)
+ group = st->index;
+ else
+ group = st->codec->codec_type;
+ }
+
+ if (track->flags & MOV_TRACK_ENABLED)
+ flags |= MOV_TKHD_FLAG_ENABLED;
if (track->mode == MODE_ISM)
version = 1;
(version == 1) ? avio_wb32(pb, 104) : avio_wb32(pb, 92); /* size */
ffio_wfourcc(pb, "tkhd");
avio_w8(pb, version);
- avio_wb24(pb, 0xf); /* flags (track enabled) */
+ avio_wb24(pb, flags);
if (version == 1) {
avio_wb64(pb, track->time);
avio_wb64(pb, track->time);
avio_wb32(pb, 0); /* reserved */
avio_wb32(pb, 0); /* reserved */
avio_wb16(pb, 0); /* layer */
- avio_wb16(pb, st ? st->codec->codec_type : 0); /* alternate group) */
+ avio_wb16(pb, group); /* alternate group) */
/* Volume, only for audio */
- if(track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
+ if (track->enc->codec_type == AVMEDIA_TYPE_AUDIO)
avio_wb16(pb, 0x0100);
else
avio_wb16(pb, 0);
avio_wb32(pb, 0x40000000); /* reserved */
/* Track width and height, for visual only */
- if(st && (track->enc->codec_type == AVMEDIA_TYPE_VIDEO ||
- track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)) {
- if(track->mode == MODE_MOV) {
+ if (st && (track->enc->codec_type == AVMEDIA_TYPE_VIDEO ||
+ track->enc->codec_type == AVMEDIA_TYPE_SUBTITLE)) {
+ if (track->mode == MODE_MOV) {
avio_wb32(pb, track->enc->width << 16);
avio_wb32(pb, track->height << 16);
} else {
double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
- if(!sample_aspect_ratio || track->height != track->enc->height)
+ if (!sample_aspect_ratio || track->height != track->enc->height)
sample_aspect_ratio = 1;
- avio_wb32(pb, sample_aspect_ratio * track->enc->width*0x10000);
- avio_wb32(pb, track->height*0x10000);
+ avio_wb32(pb, sample_aspect_ratio * track->enc->width * 0x10000);
+ avio_wb32(pb, track->height * 0x10000);
}
- }
- else {
+ } else {
avio_wb32(pb, 0);
avio_wb32(pb, 0);
}
avio_wb32(pb, width << 16);
avio_wb32(pb, track->enc->height << 16);
+ avio_wb32(pb, 20);
+ ffio_wfourcc(pb, "prof");
+ avio_wb32(pb, 0);
+ avio_wb32(pb, width << 16);
+ avio_wb32(pb, track->enc->height << 16);
+
avio_wb32(pb, 20);
ffio_wfourcc(pb, "enof");
avio_wb32(pb, 0);
}
// This box seems important for the psp playback ... without it the movie seems to hang
-static int mov_write_edts_tag(AVIOContext *pb, MOVTrack *track)
+static int mov_write_edts_tag(AVIOContext *pb, MOVMuxContext *mov,
+ MOVTrack *track)
{
int64_t duration = av_rescale_rnd(track->track_duration, MOV_TIMESCALE,
track->timescale, AV_ROUND_UP);
avio_wb32(pb, entry_count);
if (delay > 0) { /* add an empty edit to delay presentation */
+ /* In the positive delay case, the delay includes the cts
+ * offset, and the second edit list entry below trims out
+ * the same amount from the actual content. This makes sure
+ * that the offsetted last sample is included in the edit
+ * list duration as well. */
if (version == 1) {
avio_wb64(pb, delay);
avio_wb64(pb, -1);
avio_wb32(pb, -1);
}
avio_wb32(pb, 0x00010000);
- }
+ } else {
+ /* Avoid accidentally ending up with start_ct = -1 which has got a
+ * special meaning. Normally start_ct should end up positive or zero
+ * here, but use FFMIN in case dts is a a small positive integer
+ * rounded to 0 when represented in MOV_TIMESCALE units. */
+ start_ct = -FFMIN(track->cluster[0].dts, 0);
+ /* Note, this delay is calculated from the pts of the first sample,
+ * ensuring that we don't reduce the duration for cases with
+ * dts<0 pts=0. */
+ duration += delay;
+ }
+
+ /* For fragmented files, we don't know the full length yet. Setting
+ * duration to 0 allows us to only specify the offset, including
+ * the rest of the content (from all future fragments) without specifying
+ * an explicit duration. */
+ if (mov->flags & FF_MOV_FLAG_FRAGMENT)
+ duration = 0;
/* duration */
if (version == 1) {
static int mov_write_udta_sdp(AVIOContext *pb, MOVTrack *track)
{
-
AVFormatContext *ctx = track->rtp_ctx;
char buf[1000] = "";
int len;
return len + 24;
}
+static int mov_write_track_metadata(AVIOContext *pb, AVStream *st,
+ const char *tag, const char *str)
+{
+ int64_t pos = avio_tell(pb);
+ AVDictionaryEntry *t = av_dict_get(st->metadata, str, NULL, 0);
+ if (!t || !utf8len(t->value))
+ return 0;
+
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, tag); /* type */
+ avio_write(pb, t->value, strlen(t->value)); /* UTF8 string value */
+ return update_size(pb, pos);
+}
+
+static int mov_write_track_udta_tag(AVIOContext *pb, MOVMuxContext *mov,
+ AVStream *st)
+{
+ AVIOContext *pb_buf;
+ int ret, size;
+ uint8_t *buf;
+
+ if (!st || mov->fc->flags & AVFMT_FLAG_BITEXACT)
+ return 0;
+
+ ret = avio_open_dyn_buf(&pb_buf);
+ if (ret < 0)
+ return ret;
+
+ if (mov->mode & MODE_MP4)
+ mov_write_track_metadata(pb_buf, st, "name", "title");
+
+ if ((size = avio_close_dyn_buf(pb_buf, &buf)) > 0) {
+ avio_wb32(pb, size + 8);
+ ffio_wfourcc(pb, "udta");
+ avio_write(pb, buf, size);
+ }
+ av_free(buf);
+
+ return 0;
+}
+
static int mov_write_trak_tag(AVIOContext *pb, MOVMuxContext *mov,
MOVTrack *track, AVStream *st)
{
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "trak");
- mov_write_tkhd_tag(pb, track, st);
+ mov_write_tkhd_tag(pb, mov, 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
+ (track->entry && track->cluster[0].dts) ||
+ is_clcp_track(track)) {
+ mov_write_edts_tag(pb, mov, track); // PSP Movies require edts box
}
if (track->tref_tag)
mov_write_tref_tag(pb, track);
mov_write_mdia_tag(pb, track);
if (track->mode == MODE_PSP)
- mov_write_uuid_tag_psp(pb,track); // PSP Movies require this uuid box
+ mov_write_uuid_tag_psp(pb, track); // PSP Movies require this uuid box
if (track->tag == MKTAG('r','t','p',' '))
mov_write_udta_sdp(pb, track);
- 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 (track->mode == MODE_MOV) {
+ if (track->enc->codec_type == AVMEDIA_TYPE_VIDEO) {
+ double sample_aspect_ratio = av_q2d(st->sample_aspect_ratio);
+ if ((0.0 != sample_aspect_ratio && 1.0 != sample_aspect_ratio)) {
+ mov_write_tapt_tag(pb, track);
+ }
+ }
+ if (is_clcp_track(track)) {
mov_write_tapt_tag(pb, track);
- };
+ }
+ }
+ mov_write_track_udta_tag(pb, mov, st);
return update_size(pb, pos);
}
int audio_profile = mov->iods_audio_profile;
int video_profile = mov->iods_video_profile;
for (i = 0; i < mov->nb_streams; i++) {
- if(mov->tracks[i].entry > 0) {
+ if (mov->tracks[i].entry > 0) {
has_audio |= mov->tracks[i].enc->codec_type == AVMEDIA_TYPE_AUDIO;
has_video |= mov->tracks[i].enc->codec_type == AVMEDIA_TYPE_VIDEO;
}
int64_t max_track_len_temp, max_track_len = 0;
int version;
- for (i=0; i<mov->nb_streams; i++) {
- if(mov->tracks[i].entry > 0) {
+ for (i = 0; i < mov->nb_streams; i++) {
+ if (mov->tracks[i].entry > 0 && mov->tracks[i].timescale) {
max_track_len_temp = av_rescale_rnd(mov->tracks[i].track_duration,
MOV_TIMESCALE,
mov->tracks[i].timescale,
/* helper function to write a data tag with the specified string as data */
static int mov_write_string_data_tag(AVIOContext *pb, const char *data, int lang, int long_style)
{
- if(long_style){
+ if (long_style) {
int size = 16 + strlen(data);
avio_wb32(pb, size); /* size */
ffio_wfourcc(pb, "data");
avio_wb32(pb, 0);
avio_write(pb, data, strlen(data));
return size;
- }else{
+ } else {
if (!lang)
lang = ff_mov_iso639_to_lang("und", 1);
avio_wb16(pb, strlen(data)); /* string length */
}
}
-static int mov_write_string_tag(AVIOContext *pb, const char *name, const char *value, int lang, int long_style){
+static int mov_write_string_tag(AVIOContext *pb, const char *name,
+ const char *value, int lang, int long_style)
+{
int size = 0;
if (value && value[0]) {
int64_t pos = avio_tell(pb);
snprintf(tag2, sizeof(tag2), "%s-", tag);
while ((t2 = av_dict_get(s->metadata, tag2, t2, AV_DICT_IGNORE_SUFFIX))) {
len2 = strlen(t2->key);
- if (len2 == len+4 && !strcmp(t->value, t2->value)
- && (l=ff_mov_iso639_to_lang(&t2->key[len2-3], 1)) >= 0) {
+ if (len2 == len + 4 && !strcmp(t->value, t2->value)
+ && (l = ff_mov_iso639_to_lang(&t2->key[len2 - 3], 1)) >= 0) {
lang = l;
break;
}
if (track) {
avio_wb32(pb, 32); /* size */
ffio_wfourcc(pb, "trkn");
- avio_wb32(pb, 24); /* size */
- ffio_wfourcc(pb, "data");
- avio_wb32(pb, 0); // 8 bytes empty
- avio_wb32(pb, 0);
- avio_wb16(pb, 0); // empty
- avio_wb16(pb, track); // track number
- avio_wb16(pb, 0); // total track number
- avio_wb16(pb, 0); // empty
+ avio_wb32(pb, 24); /* size */
+ ffio_wfourcc(pb, "data");
+ avio_wb32(pb, 0); // 8 bytes empty
+ avio_wb32(pb, 0);
+ avio_wb16(pb, 0); // empty
+ avio_wb16(pb, track); // track number
+ avio_wb16(pb, 0); // total track number
+ avio_wb16(pb, 0); // empty
size = 32;
}
return size;
mov_write_string_metadata(s, pb, "\251wrt", "composer" , 1);
mov_write_string_metadata(s, pb, "\251alb", "album" , 1);
mov_write_string_metadata(s, pb, "\251day", "date" , 1);
- mov_write_string_tag(pb, "\251too", LIBAVFORMAT_IDENT, 0, 1);
+ if (!mov_write_string_metadata(s, pb, "\251too", "encoding_tool", 1))
+ mov_write_string_tag(pb, "\251too", LIBAVFORMAT_IDENT, 0, 1);
mov_write_string_metadata(s, pb, "\251cmt", "comment" , 1);
mov_write_string_metadata(s, pb, "\251gen", "genre" , 1);
mov_write_string_metadata(s, pb, "\251cpy", "copyright", 1);
return size;
}
-static int utf8len(const uint8_t *b)
-{
- int len=0;
- int val;
- while(*b){
- GET_UTF8(val, *b++, return -1;)
- len++;
- }
- return len;
-}
-
static int ascii_to_wc(AVIOContext *pb, const uint8_t *b)
{
int val;
- while(*b){
+ while (*b) {
GET_UTF8(val, *b++, return -1;)
avio_wb16(pb, val);
}
static uint16_t language_code(const char *str)
{
- return (((str[0]-0x60) & 0x1F) << 10) + (((str[1]-0x60) & 0x1F) << 5) + ((str[2]-0x60) & 0x1F);
+ return (((str[0] - 0x60) & 0x1F) << 10) +
+ (((str[1] - 0x60) & 0x1F) << 5) +
+ (( str[2] - 0x60) & 0x1F);
}
static int mov_write_3gp_udta_tag(AVIOContext *pb, AVFormatContext *s,
avio_wb16(pb, atoi(t->value));
else {
avio_wb16(pb, language_code("eng")); /* language */
- avio_write(pb, t->value, strlen(t->value)+1); /* UTF8 string value */
+ avio_write(pb, t->value, strlen(t->value) + 1); /* UTF8 string value */
if (!strcmp(tag, "albm") &&
(t = av_dict_get(s->metadata, "track", NULL, 0)))
avio_w8(pb, atoi(t->value));
AVFormatContext *s)
{
AVIOContext *pb_buf;
- int i, ret, size;
+ int ret, size;
uint8_t *buf;
- for (i = 0; i < s->nb_streams; i++)
- if (mov->tracks[i].enc->flags & CODEC_FLAG_BITEXACT) {
- return 0;
- }
+ if (s->flags & AVFMT_FLAG_BITEXACT)
+ return 0;
ret = avio_open_dyn_buf(&pb_buf);
- if(ret < 0)
+ 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);
+ 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 (s->nb_chapters)
- mov_write_chpl_tag(pb_buf, s);
+ if (s->nb_chapters && !(mov->flags & FF_MOV_FLAG_DISABLE_CHPL))
+ mov_write_chpl_tag(pb_buf, s);
if ((size = avio_close_dyn_buf(pb_buf, &buf)) > 0) {
- avio_wb32(pb, size+8);
+ avio_wb32(pb, size + 8);
ffio_wfourcc(pb, "udta");
avio_write(pb, buf, size);
}
}
static void mov_write_psp_udta_tag(AVIOContext *pb,
- const char *str, const char *lang, int type)
+ const char *str, const char *lang, int type)
{
- int len = utf8len(str)+1;
- if(len<=0)
+ int len = utf8len(str) + 1;
+ if (len <= 0)
return;
- avio_wb16(pb, len*2+10); /* size */
+ avio_wb16(pb, len * 2 + 10); /* size */
avio_wb32(pb, type); /* type */
avio_wb16(pb, language_code(lang)); /* language */
avio_wb16(pb, 0x01); /* ? */
avio_wb32(pb, 0); /* size placeholder*/
ffio_wfourcc(pb, "moov");
- for (i=0; i<mov->nb_streams; i++) {
+ for (i = 0; i < mov->nb_streams; i++) {
if (mov->tracks[i].entry <= 0 && !(mov->flags & FF_MOV_FLAG_FRAGMENT))
continue;
- mov->tracks[i].time = mov->time;
- mov->tracks[i].track_id = i+1;
+ mov->tracks[i].time = mov->time;
+ mov->tracks[i].track_id = i + 1;
}
if (mov->chapter_track)
- for (i=0; i<s->nb_streams; i++) {
+ for (i = 0; i < s->nb_streams; i++) {
mov->tracks[i].tref_tag = MKTAG('c','h','a','p');
- mov->tracks[i].tref_id = mov->tracks[mov->chapter_track].track_id;
+ mov->tracks[i].tref_id = mov->tracks[mov->chapter_track].track_id;
}
for (i = 0; i < mov->nb_streams; i++) {
if (mov->tracks[i].tag == MKTAG('r','t','p',' ')) {
mov_write_mvhd_tag(pb, mov);
if (mov->mode != MODE_MOV && !mov->iods_skip)
mov_write_iods_tag(pb, mov);
- for (i=0; i<mov->nb_streams; i++) {
+ for (i = 0; i < mov->nb_streams; i++) {
if (mov->tracks[i].entry > 0 || mov->flags & FF_MOV_FLAG_FRAGMENT) {
mov_write_trak_tag(pb, mov, &(mov->tracks[i]), i < s->nb_streams ? s->streams[i] : NULL);
}
static void param_write_hex(AVIOContext *pb, const char *name, const uint8_t *value, int len)
{
char buf[150];
- len = FFMIN(sizeof(buf)/2 - 1, len);
+ len = FFMIN(sizeof(buf) / 2 - 1, len);
ff_data_to_hex(buf, value, len, 0);
- buf[2*len] = '\0';
+ buf[2 * len] = '\0';
avio_printf(pb, "<param name=\"%s\" value=\"%s\" valuetype=\"data\"/>\n", name, buf);
}
param_write_hex(pb, "CodecPrivateData", track->enc->extradata,
track->enc->extradata_size);
param_write_int(pb, "AudioTag", ff_codec_get_tag(ff_codec_wav_tags,
- track->enc->codec_id));
+ track->enc->codec_id));
param_write_int(pb, "Channels", track->enc->channels);
param_write_int(pb, "SamplingRate", track->enc->sample_rate);
param_write_int(pb, "BitsPerSample", 16);
return 0;
}
-static int mov_write_tfhd_tag(AVIOContext *pb, MOVTrack *track,
- int64_t moof_offset)
+static int mov_write_tfhd_tag(AVIOContext *pb, MOVMuxContext *mov,
+ MOVTrack *track, int64_t moof_offset)
{
int64_t pos = avio_tell(pb);
uint32_t flags = MOV_TFHD_DEFAULT_SIZE | MOV_TFHD_DEFAULT_DURATION |
} else {
flags |= MOV_TFHD_DEFAULT_FLAGS;
}
+ if (mov->flags & FF_MOV_FLAG_OMIT_TFHD_OFFSET)
+ flags &= ~MOV_TFHD_BASE_DATA_OFFSET;
/* Don't set a default sample size, the silverlight player refuses
* to play files with that set. Don't set a default sample duration,
(MOV_FRAG_SAMPLE_FLAG_DEPENDS_YES | MOV_FRAG_SAMPLE_FLAG_IS_NON_SYNC);
}
-static int mov_write_trun_tag(AVIOContext *pb, MOVTrack *track)
+static int mov_write_trun_tag(AVIOContext *pb, MOVMuxContext *mov,
+ MOVTrack *track, int moof_size)
{
int64_t pos = avio_tell(pb);
uint32_t flags = MOV_TRUN_DATA_OFFSET;
avio_wb24(pb, flags);
avio_wb32(pb, track->entry); /* sample count */
- track->moof_size_offset = avio_tell(pb);
- avio_wb32(pb, 0); /* data offset */
+ if (mov->flags & FF_MOV_FLAG_OMIT_TFHD_OFFSET &&
+ !(mov->flags & FF_MOV_FLAG_SEPARATE_MOOF) &&
+ track->track_id != 1)
+ avio_wb32(pb, 0); /* Later tracks follow immediately after the previous one */
+ else
+ avio_wb32(pb, moof_size + 8 + track->data_offset +
+ track->cluster[0].pos); /* data offset */
if (flags & MOV_TRUN_FIRST_SAMPLE_FLAGS)
avio_wb32(pb, get_sample_flags(track, &track->cluster[0]));
avio_wb64(pb, track->frag_info[index].duration);
}
if (n < mov->ism_lookahead) {
- int free_size = 16*(mov->ism_lookahead - n);
+ int free_size = 16 * (mov->ism_lookahead - n);
avio_wb32(pb, free_size);
ffio_wfourcc(pb, "free");
for (i = 0; i < free_size - 8; i++)
return 0;
}
+static int mov_write_tfdt_tag(AVIOContext *pb, MOVTrack *track)
+{
+ int64_t pos = avio_tell(pb);
+
+ avio_wb32(pb, 0); /* size */
+ ffio_wfourcc(pb, "tfdt");
+ avio_w8(pb, 1); /* version */
+ avio_wb24(pb, 0);
+ avio_wb64(pb, track->frag_start);
+ return update_size(pb, pos);
+}
+
static int mov_write_traf_tag(AVIOContext *pb, MOVMuxContext *mov,
- MOVTrack *track, int64_t moof_offset)
+ MOVTrack *track, int64_t moof_offset,
+ int moof_size)
{
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size placeholder */
ffio_wfourcc(pb, "traf");
- mov_write_tfhd_tag(pb, track, moof_offset);
- mov_write_trun_tag(pb, track);
+ mov_write_tfhd_tag(pb, mov, track, moof_offset);
+ mov_write_tfdt_tag(pb, track);
+ mov_write_trun_tag(pb, mov, track, moof_size);
if (mov->mode == MODE_ISM) {
mov_write_tfxd_tag(pb, track);
if (mov->ism_lookahead) {
- int i, size = 16 + 4 + 1 + 16*mov->ism_lookahead;
+ int i, size = 16 + 4 + 1 + 16 * mov->ism_lookahead;
track->tfrf_offset = avio_tell(pb);
avio_wb32(pb, 8 + size);
return update_size(pb, pos);
}
-static int mov_write_moof_tag(AVIOContext *pb, MOVMuxContext *mov, int tracks)
+static int mov_write_moof_tag_internal(AVIOContext *pb, MOVMuxContext *mov,
+ int tracks, int moof_size)
{
- int64_t pos = avio_tell(pb), end;
- int i, moof_size;
+ int64_t pos = avio_tell(pb);
+ int i;
avio_wb32(pb, 0); /* size placeholder */
ffio_wfourcc(pb, "moof");
continue;
if (!track->entry)
continue;
- mov_write_traf_tag(pb, mov, track, pos);
- }
-
- end = avio_tell(pb);
- moof_size = end - pos;
- for (i = 0; i < mov->nb_streams; i++) {
- MOVTrack *track = &mov->tracks[i];
- if (tracks >= 0 && i != tracks)
- continue;
- if (!track->entry)
- continue;
- avio_seek(pb, mov->tracks[i].moof_size_offset, SEEK_SET);
- avio_wb32(pb, moof_size + 8 + mov->tracks[i].data_offset);
+ mov_write_traf_tag(pb, mov, track, pos, moof_size);
}
- avio_seek(pb, end, SEEK_SET);
return update_size(pb, pos);
}
+static int mov_write_moof_tag(AVIOContext *pb, MOVMuxContext *mov, int tracks)
+{
+ AVIOContext *avio_buf;
+ int ret, moof_size;
+
+ if ((ret = ffio_open_null_buf(&avio_buf)) < 0)
+ return ret;
+ mov_write_moof_tag_internal(avio_buf, mov, tracks, 0);
+ moof_size = ffio_close_null_buf(avio_buf);
+ return mov_write_moof_tag_internal(pb, mov, tracks, moof_size);
+}
+
static int mov_write_tfra_tag(AVIOContext *pb, MOVTrack *track)
{
int64_t pos = avio_tell(pb);
avio_wb32(pb, 0); /* size */
ffio_wfourcc(pb, "ftyp");
- if (mov->mode == MODE_3GP) {
+ if (mov->major_brand && strlen(mov->major_brand) >= 4)
+ ffio_wfourcc(pb, mov->major_brand);
+ else if (mov->mode == MODE_3GP) {
ffio_wfourcc(pb, has_h264 ? "3gp6" : "3gp4");
minor = has_h264 ? 0x100 : 0x200;
} else if (mov->mode & MODE_3G2) {
ffio_wfourcc(pb, has_h264 ? "3g2b" : "3g2a");
minor = has_h264 ? 0x20000 : 0x10000;
- }else if (mov->mode == MODE_PSP)
+ } else if (mov->mode == MODE_PSP)
ffio_wfourcc(pb, "MSNV");
else if (mov->mode == MODE_MP4)
ffio_wfourcc(pb, "isom");
ffio_wfourcc(pb, has_video ? "M4V ":"M4A ");
else if (mov->mode == MODE_ISM)
ffio_wfourcc(pb, "isml");
+ else if (mov->mode == MODE_F4V)
+ ffio_wfourcc(pb, "f4v ");
else
ffio_wfourcc(pb, "qt ");
avio_wb32(pb, minor);
- if(mov->mode == MODE_MOV)
+ if (mov->mode == MODE_MOV)
ffio_wfourcc(pb, "qt ");
else if (mov->mode == MODE_ISM) {
ffio_wfourcc(pb, "piff");
} else {
ffio_wfourcc(pb, "isom");
ffio_wfourcc(pb, "iso2");
- if(has_h264)
+ if (has_h264)
ffio_wfourcc(pb, "avc1");
}
static void mov_write_uuidprof_tag(AVIOContext *pb, AVFormatContext *s)
{
+ AVStream *video_st = s->streams[0];
AVCodecContext *video_codec = s->streams[0]->codec;
AVCodecContext *audio_codec = s->streams[1]->codec;
int audio_rate = audio_codec->sample_rate;
- int frame_rate = ((video_codec->time_base.den) * (0x10000))/ (video_codec->time_base.num);
+ // TODO: should be avg_frame_rate
+ int frame_rate = ((video_st->time_base.den) * (0x10000)) / (video_st->time_base.num);
int audio_kbitrate = audio_codec->bit_rate / 1000;
int video_kbitrate = FFMIN(video_codec->bit_rate / 1000, 800 - audio_kbitrate);
avio_wb32(pb, 0x0); /* ? */
avio_wb32(pb, 0x2c); /* size */
- ffio_wfourcc(pb, "APRF");/* audio */
+ ffio_wfourcc(pb, "APRF"); /* audio */
avio_wb32(pb, 0x0);
avio_wb32(pb, 0x2); /* TrackID */
ffio_wfourcc(pb, "mp4a");
int i, closed_gop = 0;
for (i = 0; i < pkt->size - 4; i++) {
- c = (c<<8) + pkt->data[i];
+ c = (c << 8) + pkt->data[i];
if (c == 0x1b8) { // gop
- closed_gop = pkt->data[i+4]>>6 & 0x01;
+ closed_gop = pkt->data[i + 4] >> 6 & 0x01;
} else if (c == 0x100) { // pic
- int temp_ref = (pkt->data[i+1]<<2) | (pkt->data[i+2]>>6);
+ int temp_ref = (pkt->data[i + 1] << 2) | (pkt->data[i + 2] >> 6);
if (!temp_ref || closed_gop) // I picture is not reordered
*flags = MOV_SYNC_SAMPLE;
else
if (i < mov->nb_streams)
return 0;
- if ((ret = avio_open_dyn_buf(&moov_buf)) < 0)
+ if ((ret = ffio_open_null_buf(&moov_buf)) < 0)
return ret;
mov_write_moov_tag(moov_buf, mov, s);
- buf_size = avio_close_dyn_buf(moov_buf, &buf);
- av_free(buf);
+ buf_size = ffio_close_null_buf(moov_buf);
for (i = 0; i < mov->nb_streams; i++)
mov->tracks[i].data_offset = pos + buf_size + 8;
MOVFragmentInfo *info;
avio_flush(s->pb);
track->nb_frag_info++;
- track->frag_info = av_realloc(track->frag_info,
- sizeof(*track->frag_info) *
- track->nb_frag_info);
+ if (track->nb_frag_info >= track->frag_info_capacity) {
+ unsigned new_capacity = track->nb_frag_info + MOV_FRAG_INFO_ALLOC_INCREMENT;
+ if (av_reallocp_array(&track->frag_info,
+ new_capacity,
+ sizeof(*track->frag_info)))
+ return AVERROR(ENOMEM);
+ track->frag_info_capacity = new_capacity;
+ }
info = &track->frag_info[track->nb_frag_info - 1];
info->offset = avio_tell(s->pb);
- info->time = mov->tracks[i].frag_start;
+ info->time = track->frag_start;
info->duration = duration;
mov_write_tfrf_tags(s->pb, mov, track);
MOVTrack *trk = &mov->tracks[pkt->stream_index];
AVCodecContext *enc = trk->enc;
unsigned int samples_in_chunk = 0;
- int size= pkt->size;
+ int size = pkt->size;
uint8_t *reformatted_data = NULL;
if (mov->flags & FF_MOV_FLAG_FRAGMENT) {
/* copy extradata if it exists */
if (trk->vos_len == 0 && enc->extradata_size > 0) {
- trk->vos_len = enc->extradata_size;
+ trk->vos_len = enc->extradata_size;
trk->vos_data = av_malloc(trk->vos_len);
memcpy(trk->vos_data, enc->extradata, trk->vos_len);
}
} else {
size = ff_avc_parse_nal_units(pb, pkt->data, pkt->size);
}
+ } else if (enc->codec_id == AV_CODEC_ID_HEVC && trk->vos_len > 6 &&
+ (AV_RB24(trk->vos_data) == 1 || AV_RB32(trk->vos_data) == 1)) {
+ /* extradata is Annex B, assume the bitstream is too and convert it */
+ if (trk->hint_track >= 0 && trk->hint_track < mov->nb_streams) {
+ ff_hevc_annexb2mp4_buf(pkt->data, &reformatted_data, &size, 0, NULL);
+ avio_write(pb, reformatted_data, size);
+ } else {
+ size = ff_hevc_annexb2mp4(pb, pkt->data, pkt->size, 0, NULL);
+ }
} else {
avio_write(pb, pkt->data, size);
}
if ((enc->codec_id == AV_CODEC_ID_DNXHD ||
enc->codec_id == AV_CODEC_ID_AC3) && !trk->vos_len) {
/* copy frame to create needed atoms */
- trk->vos_len = size;
+ trk->vos_len = size;
trk->vos_data = av_malloc(size);
if (!trk->vos_data)
return AVERROR(ENOMEM);
}
if (trk->entry >= trk->cluster_capacity) {
- unsigned new_capacity = trk->entry + MOV_INDEX_CLUSTER_SIZE;
+ unsigned new_capacity = 2 * (trk->entry + MOV_INDEX_CLUSTER_SIZE);
if (av_reallocp_array(&trk->cluster, new_capacity,
sizeof(*trk->cluster)))
return AVERROR(ENOMEM);
trk->cluster_capacity = new_capacity;
}
- trk->cluster[trk->entry].pos = avio_tell(pb) - size;
+ trk->cluster[trk->entry].pos = avio_tell(pb) - size;
trk->cluster[trk->entry].samples_in_chunk = samples_in_chunk;
- trk->cluster[trk->entry].size = size;
- trk->cluster[trk->entry].entries = samples_in_chunk;
- trk->cluster[trk->entry].dts = pkt->dts;
+ trk->cluster[trk->entry].size = size;
+ trk->cluster[trk->entry].entries = samples_in_chunk;
+ trk->cluster[trk->entry].dts = pkt->dts;
if (!trk->entry && trk->start_dts != AV_NOPTS_VALUE) {
/* First packet of a new fragment. We already wrote the duration
* of the last packet of the previous fragment based on track_duration,
* of this packet to be what the previous packets duration implies. */
trk->cluster[trk->entry].dts = trk->start_dts + trk->track_duration;
}
- if (trk->start_dts == AV_NOPTS_VALUE)
+ if (trk->start_dts == AV_NOPTS_VALUE) {
trk->start_dts = pkt->dts;
+ if (pkt->dts && mov->flags & FF_MOV_FLAG_EMPTY_MOOV)
+ av_log(s, AV_LOG_WARNING,
+ "Track %d starts with a nonzero dts %"PRId64". This "
+ "currently isn't handled correctly in combination with "
+ "empty_moov.\n", pkt->stream_index, pkt->dts);
+ }
trk->track_duration = pkt->dts - trk->start_dts + pkt->duration;
if (pkt->pts == AV_NOPTS_VALUE) {
}
if (pkt->dts != pkt->pts)
trk->flags |= MOV_TRACK_CTTS;
- trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
+ trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
trk->cluster[trk->entry].flags = 0;
if (enc->codec_id == AV_CODEC_ID_VC1) {
mov_parse_vc1_frame(pkt, trk, mov->fragments);
}
trk->entry++;
trk->sample_count += samples_in_chunk;
- mov->mdat_size += size;
-
- avio_flush(pb);
+ mov->mdat_size += size;
if (trk->hint_track >= 0 && trk->hint_track < mov->nb_streams)
ff_mov_add_hinted_packet(s, pkt, trk->hint_track, trk->entry,
int64_t frag_duration = 0;
int size = pkt->size;
- if (!pkt->size) return 0; /* Discard 0 sized packets */
+ if (!pkt->size)
+ return 0; /* Discard 0 sized packets */
if (trk->entry)
frag_duration = av_rescale_q(pkt->dts - trk->cluster[0].dts,
// QuickTime chapters involve an additional text track with the chapter names
// as samples, and a tref pointing from the other tracks to the chapter one.
-static void mov_create_chapter_track(AVFormatContext *s, int tracknum)
+static int mov_create_chapter_track(AVFormatContext *s, int tracknum)
{
MOVMuxContext *mov = s->priv_data;
MOVTrack *track = &mov->tracks[tracknum];
AVPacket pkt = { .stream_index = tracknum, .flags = AV_PKT_FLAG_KEY };
int i, len;
+ // These properties are required to make QT recognize the chapter track
+ uint8_t chapter_properties[43] = { 0, 0, 0, 0, 0, 0, 0, 1, };
track->mode = mov->mode;
track->tag = MKTAG('t','e','x','t');
track->timescale = MOV_TIMESCALE;
track->enc = avcodec_alloc_context3(NULL);
+ if (!track->enc)
+ return AVERROR(ENOMEM);
track->enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
+ track->enc->extradata = av_malloc(sizeof(chapter_properties));
+ if (!track->enc->extradata)
+ return AVERROR(ENOMEM);
+ track->enc->extradata_size = sizeof(chapter_properties);
+ memcpy(track->enc->extradata, chapter_properties, sizeof(chapter_properties));
for (i = 0; i < s->nb_chapters; i++) {
AVChapter *c = s->chapters[i];
pkt.duration = end - pkt.dts;
if ((t = av_dict_get(c->metadata, "title", NULL, 0))) {
- len = strlen(t->value);
- pkt.size = len+2;
+ const char encd[12] = {
+ 0x00, 0x00, 0x00, 0x0C,
+ 'e', 'n', 'c', 'd',
+ 0x00, 0x00, 0x01, 0x00 };
+ len = strlen(t->value);
+ pkt.size = len + 2 + 12;
pkt.data = av_malloc(pkt.size);
+ if (!pkt.data)
+ return AVERROR(ENOMEM);
AV_WB16(pkt.data, len);
- memcpy(pkt.data+2, t->value, len);
+ memcpy(pkt.data + 2, t->value, len);
+ memcpy(pkt.data + len + 2, encd, sizeof(encd));
ff_mov_write_packet(s, &pkt);
av_freep(&pkt.data);
}
}
+
+ return 0;
+}
+
+/*
+ * st->disposition controls the "enabled" flag in the tkhd tag.
+ * QuickTime will not play a track if it is not enabled. So make sure
+ * that one track of each type (audio, video, subtitle) is enabled.
+ *
+ * Subtitles are special. For audio and video, setting "enabled" also
+ * makes the track "default" (i.e. it is rendered when played). For
+ * subtitles, an "enabled" subtitle is not rendered by default, but
+ * if no subtitle is enabled, the subtitle menu in QuickTime will be
+ * empty!
+ */
+static void enable_tracks(AVFormatContext *s)
+{
+ MOVMuxContext *mov = s->priv_data;
+ int i;
+ int enabled[AVMEDIA_TYPE_NB];
+ int first[AVMEDIA_TYPE_NB];
+
+ for (i = 0; i < AVMEDIA_TYPE_NB; i++) {
+ enabled[i] = 0;
+ first[i] = -1;
+ }
+
+ for (i = 0; i < s->nb_streams; i++) {
+ AVStream *st = s->streams[i];
+
+ if (st->codec->codec_type <= AVMEDIA_TYPE_UNKNOWN ||
+ st->codec->codec_type >= AVMEDIA_TYPE_NB)
+ continue;
+
+ if (first[st->codec->codec_type] < 0)
+ first[st->codec->codec_type] = i;
+ if (st->disposition & AV_DISPOSITION_DEFAULT) {
+ mov->tracks[i].flags |= MOV_TRACK_ENABLED;
+ enabled[st->codec->codec_type]++;
+ }
+ }
+
+ for (i = 0; i < AVMEDIA_TYPE_NB; i++) {
+ switch (i) {
+ case AVMEDIA_TYPE_VIDEO:
+ case AVMEDIA_TYPE_AUDIO:
+ case AVMEDIA_TYPE_SUBTITLE:
+ if (enabled[i] > 1)
+ mov->per_stream_grouping = 1;
+ if (!enabled[i] && first[i] >= 0)
+ mov->tracks[first[i]].flags |= MOV_TRACK_ENABLED;
+ break;
+ }
+ }
+}
+
+static void mov_free(AVFormatContext *s)
+{
+ MOVMuxContext *mov = s->priv_data;
+ int i;
+
+ if (mov->chapter_track) {
+ if (mov->tracks[mov->chapter_track].enc)
+ av_free(mov->tracks[mov->chapter_track].enc->extradata);
+ av_freep(&mov->tracks[mov->chapter_track].enc);
+ }
+
+ for (i = 0; i < mov->nb_streams; i++) {
+ if (mov->tracks[i].tag == MKTAG('r','t','p',' '))
+ ff_mov_close_hinting(&mov->tracks[i]);
+ av_freep(&mov->tracks[i].cluster);
+ av_freep(&mov->tracks[i].frag_info);
+
+ if (mov->tracks[i].vos_len)
+ av_free(mov->tracks[i].vos_data);
+ }
+
+ av_freep(&mov->tracks);
+}
+
+static uint32_t rgb_to_yuv(uint32_t rgb)
+{
+ uint8_t r, g, b;
+ int y, cb, cr;
+
+ r = (rgb >> 16) & 0xFF;
+ g = (rgb >> 8) & 0xFF;
+ b = (rgb ) & 0xFF;
+
+ y = av_clip_uint8( 16. + 0.257 * r + 0.504 * g + 0.098 * b);
+ cb = av_clip_uint8(128. - 0.148 * r - 0.291 * g + 0.439 * b);
+ cr = av_clip_uint8(128. + 0.439 * r - 0.368 * g - 0.071 * b);
+
+ return (y << 16) | (cr << 8) | cb;
+}
+
+static int mov_create_dvd_sub_decoder_specific_info(MOVTrack *track,
+ AVStream *st)
+{
+ int i, width = 720, height = 480;
+ int have_palette = 0, have_size = 0;
+ uint32_t palette[16];
+ char *cur = st->codec->extradata;
+
+ while (cur && *cur) {
+ if (strncmp("palette:", cur, 8) == 0) {
+ int i, count;
+ count = sscanf(cur + 8,
+ "%06"PRIx32", %06"PRIx32", %06"PRIx32", %06"PRIx32", "
+ "%06"PRIx32", %06"PRIx32", %06"PRIx32", %06"PRIx32", "
+ "%06"PRIx32", %06"PRIx32", %06"PRIx32", %06"PRIx32", "
+ "%06"PRIx32", %06"PRIx32", %06"PRIx32", %06"PRIx32"",
+ &palette[ 0], &palette[ 1], &palette[ 2], &palette[ 3],
+ &palette[ 4], &palette[ 5], &palette[ 6], &palette[ 7],
+ &palette[ 8], &palette[ 9], &palette[10], &palette[11],
+ &palette[12], &palette[13], &palette[14], &palette[15]);
+
+ for (i = 0; i < count; i++) {
+ palette[i] = rgb_to_yuv(palette[i]);
+ }
+ have_palette = 1;
+ } else if (!strncmp("size:", cur, 5)) {
+ sscanf(cur + 5, "%dx%d", &width, &height);
+ have_size = 1;
+ }
+ if (have_palette && have_size)
+ break;
+ cur += strcspn(cur, "\n\r");
+ cur += strspn(cur, "\n\r");
+ }
+ if (have_palette) {
+ track->vos_data = av_malloc(16*4);
+ if (!track->vos_data)
+ return AVERROR(ENOMEM);
+ for (i = 0; i < 16; i++) {
+ AV_WB32(track->vos_data + i * 4, palette[i]);
+ }
+ track->vos_len = 16 * 4;
+ }
+ st->codec->width = width;
+ st->codec->height = track->height = height;
+
+ return 0;
}
static int mov_write_header(AVFormatContext *s)
AVDictionaryEntry *t;
int i, hint_track = 0;
+ mov->fc = s;
+
+ /* Default mode == MP4 */
+ mov->mode = MODE_MP4;
+
+ if (s->oformat) {
+ if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
+ else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3GP|MODE_3G2;
+ else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
+ else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
+ else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
+ else if (!strcmp("ismv",s->oformat->name)) mov->mode = MODE_ISM;
+ else if (!strcmp("f4v", s->oformat->name)) mov->mode = MODE_F4V;
+ }
+
/* Set the FRAGMENT flag if any of the fragmentation methods are
* enabled. */
if (mov->max_fragment_duration || mov->max_fragment_size ||
FF_MOV_FLAG_FRAG_CUSTOM))
mov->flags |= FF_MOV_FLAG_FRAGMENT;
+ /* Set other implicit flags immediately */
+ if (mov->mode == MODE_ISM)
+ mov->flags |= FF_MOV_FLAG_EMPTY_MOOV | FF_MOV_FLAG_SEPARATE_MOOF |
+ FF_MOV_FLAG_FRAGMENT;
+
+ /* faststart: moov at the beginning of the file, if supported */
+ if (mov->flags & FF_MOV_FLAG_FASTSTART) {
+ if ((mov->flags & FF_MOV_FLAG_FRAGMENT) ||
+ (s->flags & AVFMT_FLAG_CUSTOM_IO)) {
+ av_log(s, AV_LOG_WARNING, "The faststart flag is incompatible "
+ "with fragmentation and custom IO, disabling faststart\n");
+ mov->flags &= ~FF_MOV_FLAG_FASTSTART;
+ }
+ }
+
/* Non-seekable output is ok if using fragmentation. If ism_lookahead
* is enabled, we don't support non-seekable output at all. */
if (!s->pb->seekable &&
- ((!(mov->flags & FF_MOV_FLAG_FRAGMENT) &&
- !(s->oformat && !strcmp(s->oformat->name, "ismv")))
- || mov->ism_lookahead)) {
+ (!(mov->flags & FF_MOV_FLAG_FRAGMENT) || mov->ism_lookahead)) {
av_log(s, AV_LOG_ERROR, "muxer does not support non seekable output\n");
- return -1;
+ return AVERROR(EINVAL);
}
- /* Default mode == MP4 */
- mov->mode = MODE_MP4;
- if (s->oformat != NULL) {
- if (!strcmp("3gp", s->oformat->name)) mov->mode = MODE_3GP;
- else if (!strcmp("3g2", s->oformat->name)) mov->mode = MODE_3GP|MODE_3G2;
- else if (!strcmp("mov", s->oformat->name)) mov->mode = MODE_MOV;
- else if (!strcmp("psp", s->oformat->name)) mov->mode = MODE_PSP;
- else if (!strcmp("ipod",s->oformat->name)) mov->mode = MODE_IPOD;
- else if (!strcmp("ismv",s->oformat->name)) mov->mode = MODE_ISM;
-
- mov_write_ftyp_tag(pb,s);
- if (mov->mode == MODE_PSP) {
- if (s->nb_streams != 2) {
- av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
- return -1;
- }
- mov_write_uuidprof_tag(pb,s);
+ mov_write_ftyp_tag(pb,s);
+ if (mov->mode == MODE_PSP) {
+ if (s->nb_streams != 2) {
+ av_log(s, AV_LOG_ERROR, "PSP mode need one video and one audio stream\n");
+ return AVERROR(EINVAL);
}
+ mov_write_uuidprof_tag(pb, s);
}
mov->nb_streams = s->nb_streams;
- if (mov->mode & (MODE_MOV|MODE_IPOD) && s->nb_chapters)
+ if (mov->mode & (MODE_MP4|MODE_MOV|MODE_IPOD) && s->nb_chapters)
mov->chapter_track = mov->nb_streams++;
if (mov->flags & FF_MOV_FLAG_RTP_HINT) {
}
}
- mov->tracks = av_mallocz(mov->nb_streams*sizeof(*mov->tracks));
+ // Reserve an extra stream for chapters for the case where chapters
+ // are written in the trailer
+ mov->tracks = av_mallocz((mov->nb_streams + 1) * sizeof(*mov->tracks));
if (!mov->tracks)
return AVERROR(ENOMEM);
- for(i=0; i<s->nb_streams; i++){
+ for (i = 0; i < s->nb_streams; i++) {
AVStream *st= s->streams[i];
MOVTrack *track= &mov->tracks[i];
AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL,0);
+ track->st = st;
track->enc = st->codec;
track->language = ff_mov_iso639_to_lang(lang?lang->value:"und", mov->mode!=MODE_MOV);
if (track->language < 0)
track->language = 0;
track->mode = mov->mode;
- track->tag = mov_find_codec_tag(s, track);
+ track->tag = mov_find_codec_tag(s, track);
if (!track->tag) {
av_log(s, AV_LOG_ERROR, "track %d: could not find tag, "
"codec not currently supported in container\n", i);
/* If hinting of this track is enabled by a later hint track,
* this is updated. */
track->hint_track = -1;
- track->start_dts = AV_NOPTS_VALUE;
- if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){
+ track->start_dts = AV_NOPTS_VALUE;
+ if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
if (track->tag == MKTAG('m','x','3','p') || track->tag == MKTAG('m','x','3','n') ||
track->tag == MKTAG('m','x','4','p') || track->tag == MKTAG('m','x','4','n') ||
track->tag == MKTAG('m','x','5','p') || track->tag == MKTAG('m','x','5','n')) {
av_log(s, AV_LOG_ERROR, "D-10/IMX must use 720x608 or 720x512 video resolution\n");
goto error;
}
- track->height = track->tag>>24 == 'n' ? 486 : 576;
+ track->height = track->tag >> 24 == 'n' ? 486 : 576;
}
- track->timescale = st->codec->time_base.den;
+ track->timescale = st->time_base.den;
if (track->mode == MODE_MOV && track->timescale > 100000)
av_log(s, AV_LOG_WARNING,
"WARNING codec timebase is very high. If duration is too long,\n"
"file may not be playable by quicktime. Specify a shorter timebase\n"
"or choose different container.\n");
- }else if(st->codec->codec_type == AVMEDIA_TYPE_AUDIO){
+ } 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) ||
i, track->enc->sample_rate);
goto error;
}
- }else if(st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE){
- track->timescale = st->codec->time_base.den;
+ } else if (st->codec->codec_type == AVMEDIA_TYPE_SUBTITLE) {
+ track->timescale = st->time_base.den;
+ } else if (st->codec->codec_type == AVMEDIA_TYPE_DATA) {
+ track->timescale = st->time_base.den;
}
if (!track->height)
track->height = st->codec->height;
/* copy extradata if it exists */
if (st->codec->extradata_size) {
- track->vos_len = st->codec->extradata_size;
- track->vos_data = av_malloc(track->vos_len);
- memcpy(track->vos_data, st->codec->extradata, track->vos_len);
+ if (st->codec->codec_id == AV_CODEC_ID_DVD_SUBTITLE)
+ mov_create_dvd_sub_decoder_specific_info(track, st);
+ else {
+ track->vos_len = st->codec->extradata_size;
+ track->vos_data = av_malloc(track->vos_len);
+ memcpy(track->vos_data, st->codec->extradata, track->vos_len);
+ }
}
}
- if (mov->mode == MODE_ISM) {
+ enable_tracks(s);
+
+ if (mov->flags & FF_MOV_FLAG_FRAGMENT) {
/* If no fragmentation options have been set, set a default. */
if (!(mov->flags & (FF_MOV_FLAG_FRAG_KEYFRAME |
FF_MOV_FLAG_FRAG_CUSTOM)) &&
!mov->max_fragment_duration && !mov->max_fragment_size)
- mov->max_fragment_duration = 5000000;
- mov->flags |= FF_MOV_FLAG_EMPTY_MOOV | FF_MOV_FLAG_SEPARATE_MOOF |
- FF_MOV_FLAG_FRAGMENT;
- }
-
- if (!(mov->flags & FF_MOV_FLAG_FRAGMENT))
+ mov->flags |= FF_MOV_FLAG_FRAG_KEYFRAME;
+ } else {
+ if (mov->flags & FF_MOV_FLAG_FASTSTART)
+ mov->reserved_moov_pos = avio_tell(pb);
mov_write_mdat_tag(pb, mov);
+ }
if (t = av_dict_get(s->metadata, "creation_time", NULL, 0))
mov->time = ff_iso8601_to_unix_time(t->value);
mov->time += 0x7C25B080; // 1970 based -> 1904 based
if (mov->chapter_track)
- mov_create_chapter_track(s, mov->chapter_track);
+ if (mov_create_chapter_track(s, mov->chapter_track) < 0)
+ goto error;
if (mov->flags & FF_MOV_FLAG_RTP_HINT) {
/* Initialize the hint tracks for each audio and video stream */
return 0;
error:
- av_freep(&mov->tracks);
+ mov_free(s);
return -1;
}
+static int get_moov_size(AVFormatContext *s)
+{
+ int ret;
+ AVIOContext *moov_buf;
+ MOVMuxContext *mov = s->priv_data;
+
+ if ((ret = ffio_open_null_buf(&moov_buf)) < 0)
+ return ret;
+ mov_write_moov_tag(moov_buf, mov, s);
+ return ffio_close_null_buf(moov_buf);
+}
+
+/*
+ * This function gets the moov size if moved to the top of the file: the chunk
+ * offset table can switch between stco (32-bit entries) to co64 (64-bit
+ * entries) when the moov is moved to the beginning, so the size of the moov
+ * would change. It also updates the chunk offset tables.
+ */
+static int compute_moov_size(AVFormatContext *s)
+{
+ int i, moov_size, moov_size2;
+ MOVMuxContext *mov = s->priv_data;
+
+ moov_size = get_moov_size(s);
+ if (moov_size < 0)
+ return moov_size;
+
+ for (i = 0; i < mov->nb_streams; i++)
+ mov->tracks[i].data_offset += moov_size;
+
+ moov_size2 = get_moov_size(s);
+ if (moov_size2 < 0)
+ return moov_size2;
+
+ /* if the size changed, we just switched from stco to co64 and need to
+ * update the offsets */
+ if (moov_size2 != moov_size)
+ for (i = 0; i < mov->nb_streams; i++)
+ mov->tracks[i].data_offset += moov_size2 - moov_size;
+
+ return moov_size2;
+}
+
+static int shift_data(AVFormatContext *s)
+{
+ int ret = 0, moov_size;
+ MOVMuxContext *mov = s->priv_data;
+ int64_t pos, pos_end = avio_tell(s->pb);
+ uint8_t *buf, *read_buf[2];
+ int read_buf_id = 0;
+ int read_size[2];
+ AVIOContext *read_pb;
+
+ moov_size = compute_moov_size(s);
+ if (moov_size < 0)
+ return moov_size;
+
+ buf = av_malloc(moov_size * 2);
+ if (!buf)
+ return AVERROR(ENOMEM);
+ read_buf[0] = buf;
+ read_buf[1] = buf + moov_size;
+
+ /* Shift the data: the AVIO context of the output can only be used for
+ * writing, so we re-open the same output, but for reading. It also avoids
+ * a read/seek/write/seek back and forth. */
+ avio_flush(s->pb);
+ ret = avio_open(&read_pb, s->filename, AVIO_FLAG_READ);
+ if (ret < 0) {
+ av_log(s, AV_LOG_ERROR, "Unable to re-open %s output file for "
+ "the second pass (faststart)\n", s->filename);
+ goto end;
+ }
+
+ /* mark the end of the shift to up to the last data we wrote, and get ready
+ * for writing */
+ pos_end = avio_tell(s->pb);
+ avio_seek(s->pb, mov->reserved_moov_pos + moov_size, SEEK_SET);
+
+ /* start reading at where the new moov will be placed */
+ avio_seek(read_pb, mov->reserved_moov_pos, SEEK_SET);
+ pos = avio_tell(read_pb);
+
+#define READ_BLOCK do { \
+ read_size[read_buf_id] = avio_read(read_pb, read_buf[read_buf_id], moov_size); \
+ read_buf_id ^= 1; \
+} while (0)
+
+ /* shift data by chunk of at most moov_size */
+ READ_BLOCK;
+ do {
+ int n;
+ READ_BLOCK;
+ n = read_size[read_buf_id];
+ if (n <= 0)
+ break;
+ avio_write(s->pb, read_buf[read_buf_id], n);
+ pos += n;
+ } while (pos < pos_end);
+ avio_close(read_pb);
+
+end:
+ av_free(buf);
+ return ret;
+}
+
static int mov_write_trailer(AVFormatContext *s)
{
MOVMuxContext *mov = s->priv_data;
AVIOContext *pb = s->pb;
int res = 0;
int i;
-
- int64_t moov_pos = avio_tell(pb);
+ int64_t moov_pos;
+
+ // If there were no chapters when the header was written, but there
+ // are chapters now, write them in the trailer. This only works
+ // when we are not doing fragments.
+ if (!mov->chapter_track && !(mov->flags & FF_MOV_FLAG_FRAGMENT)) {
+ if (mov->mode & (MODE_MP4|MODE_MOV|MODE_IPOD) && s->nb_chapters) {
+ mov->chapter_track = mov->nb_streams++;
+ if ((res = mov_create_chapter_track(s, mov->chapter_track)) < 0)
+ goto error;
+ }
+ }
if (!(mov->flags & FF_MOV_FLAG_FRAGMENT)) {
+ moov_pos = avio_tell(pb);
+
/* Write size of mdat tag */
if (mov->mdat_size + 8 <= UINT32_MAX) {
avio_seek(pb, mov->mdat_pos, SEEK_SET);
}
avio_seek(pb, moov_pos, SEEK_SET);
- mov_write_moov_tag(pb, mov, s);
+ if (mov->flags & FF_MOV_FLAG_FASTSTART) {
+ av_log(s, AV_LOG_INFO, "Starting second pass: moving the moov atom to the beginning of the file\n");
+ res = shift_data(s);
+ if (res == 0) {
+ avio_seek(s->pb, mov->reserved_moov_pos, SEEK_SET);
+ mov_write_moov_tag(pb, mov, s);
+ }
+ } else {
+ mov_write_moov_tag(pb, mov, s);
+ }
} else {
mov_flush_fragment(s);
mov_write_mfra_tag(pb, mov);
}
- if (mov->chapter_track)
- av_freep(&mov->tracks[mov->chapter_track].enc);
-
- for (i=0; i<mov->nb_streams; i++) {
- if (mov->tracks[i].tag == MKTAG('r','t','p',' '))
- ff_mov_close_hinting(&mov->tracks[i]);
+ for (i = 0; i < mov->nb_streams; i++) {
if (mov->flags & FF_MOV_FLAG_FRAGMENT &&
mov->tracks[i].vc1_info.struct_offset && s->pb->seekable) {
int64_t off = avio_tell(pb);
avio_seek(pb, off, SEEK_SET);
}
}
- av_freep(&mov->tracks[i].cluster);
- av_freep(&mov->tracks[i].frag_info);
-
- if (mov->tracks[i].vos_len)
- av_free(mov->tracks[i].vos_data);
-
}
- av_freep(&mov->tracks);
+error:
+ mov_free(s);
return res;
}
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){
ff_codec_movvideo_tags, ff_codec_movaudio_tags, 0
},
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ codec_3gp_tags, 0 },
.priv_class = &tgp_muxer_class,
};
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ ff_mp4_obj_type, 0 },
.priv_class = &mp4_muxer_class,
};
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ ff_mp4_obj_type, 0 },
.priv_class = &psp_muxer_class,
};
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ codec_3gp_tags, 0 },
.priv_class = &tg2_muxer_class,
};
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ codec_ipod_tags, 0 },
.priv_class = &ipod_muxer_class,
};
.write_header = mov_write_header,
.write_packet = mov_write_packet,
.write_trailer = mov_write_trailer,
- .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
.codec_tag = (const AVCodecTag* const []){ ff_mp4_obj_type, 0 },
.priv_class = &ismv_muxer_class,
};
#endif
+#if CONFIG_F4V_MUXER
+MOV_CLASS(f4v)
+AVOutputFormat ff_f4v_muxer = {
+ .name = "f4v",
+ .long_name = NULL_IF_CONFIG_SMALL("F4V Adobe Flash Video"),
+ .mime_type = "application/f4v",
+ .extensions = "f4v",
+ .priv_data_size = sizeof(MOVMuxContext),
+ .audio_codec = AV_CODEC_ID_AAC,
+ .video_codec = AV_CODEC_ID_H264,
+ .write_header = mov_write_header,
+ .write_packet = mov_write_packet,
+ .write_trailer = mov_write_trailer,
+ .flags = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
+ .codec_tag = (const AVCodecTag* const []){ codec_f4v_tags, 0 },
+ .priv_class = &f4v_muxer_class,
+};
+#endif