#include "avio.h"
#include "isom.h"
#include "avc.h"
-#include "libavcodec/bitstream.h"
+#include "libavcodec/get_bits.h"
+#include "libavcodec/put_bits.h"
#undef NDEBUG
#include <assert.h>
#define MODE_IPOD 0x20
typedef struct MOVIentry {
- unsigned int flags, size;
+ unsigned int size;
uint64_t pos;
unsigned int samplesInChunk;
- char key_frame;
unsigned int entries;
- int64_t cts;
+ int cts;
int64_t dts;
+#define MOV_SYNC_SAMPLE 0x0001
+#define MOV_PARTIAL_SYNC_SAMPLE 0x0002
+ uint32_t flags;
} MOVIentry;
typedef struct MOVIndex {
long sampleCount;
long sampleSize;
int hasKeyframes;
- int hasBframes;
+#define MOV_TRACK_CTTS 0x0001
+#define MOV_TRACK_STPS 0x0002
+ uint32_t flags;
int language;
int trackID;
int tag; ///< stsd fourcc
}
/* Sync sample atom */
-static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack *track)
+static int mov_write_stss_tag(ByteIOContext *pb, MOVTrack *track, uint32_t flag)
{
int64_t curpos, entryPos;
int i, index = 0;
int64_t pos = url_ftell(pb);
put_be32(pb, 0); // size
- put_tag(pb, "stss");
+ put_tag(pb, flag == MOV_SYNC_SAMPLE ? "stss" : "stps");
put_be32(pb, 0); // version & flags
entryPos = url_ftell(pb);
put_be32(pb, track->entry); // entry count
for (i=0; i<track->entry; i++) {
- if(track->cluster[i].key_frame == 1) {
+ if (track->cluster[i].flags & flag) {
put_be32(pb, i+1);
index++;
}
track->enc->sample_rate > 24000)
put_byte(pb, 0x6B); // 11172-3
else
- put_byte(pb, codec_get_tag(ff_mp4_obj_type, track->enc->codec_id));
+ put_byte(pb, ff_codec_get_tag(ff_mp4_obj_type, track->enc->codec_id));
// 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)
return 0;
}
-static const AVCodecTag codec_3gp_tags[] = {
- { CODEC_ID_H263, MKTAG('s','2','6','3') },
+static int mp4_get_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag = track->enc->codec_tag;
+
+ if (!ff_codec_get_tag(ff_mp4_obj_type, track->enc->codec_id))
+ return 0;
+
+ if (track->enc->codec_id == CODEC_ID_H264) tag = MKTAG('a','v','c','1');
+ else if (track->enc->codec_id == CODEC_ID_AC3) tag = MKTAG('a','c','-','3');
+ else if (track->enc->codec_id == CODEC_ID_DIRAC) tag = MKTAG('d','r','a','c');
+ else if (track->enc->codec_id == CODEC_ID_MOV_TEXT) tag = MKTAG('t','x','3','g');
+ else if (track->enc->codec_type == CODEC_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
+ else if (track->enc->codec_type == CODEC_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
+
+ return tag;
+}
+
+static const AVCodecTag codec_ipod_tags[] = {
{ CODEC_ID_H264, MKTAG('a','v','c','1') },
{ CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
{ CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
- { CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
+ { CODEC_ID_ALAC, MKTAG('a','l','a','c') },
+ { CODEC_ID_AC3, MKTAG('a','c','-','3') },
{ CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
+ { CODEC_ID_MOV_TEXT, MKTAG('t','e','x','t') },
{ CODEC_ID_NONE, 0 },
};
+static int ipod_get_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag = track->enc->codec_tag;
+
+ // keep original tag for subs, ipod supports both formats
+ if (!(track->enc->codec_type == CODEC_TYPE_SUBTITLE &&
+ (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 (!match_ext(s->filename, "m4a") && !match_ext(s->filename, "m4v"))
+ av_log(s, AV_LOG_WARNING, "Warning, extension is not .m4a nor .m4v "
+ "Quicktime/Ipod might not play the file\n");
+
+ return tag;
+}
+
+static int mov_get_dv_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag;
+
+ if (track->enc->height == 480) /* NTSC */
+ if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','n');
+ else tag = MKTAG('d','v','c',' ');
+ else if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','p');
+ else if (track->enc->pix_fmt == PIX_FMT_YUV420P) tag = MKTAG('d','v','c','p');
+ else tag = MKTAG('d','v','p','p');
+
+ return tag;
+}
+
static const struct {
enum PixelFormat pix_fmt;
uint32_t tag;
{ PIX_FMT_YUYV422, MKTAG('y','u','v','s'), 0 },
{ PIX_FMT_UYVY422, MKTAG('2','v','u','y'), 0 },
{ PIX_FMT_BGR555, MKTAG('r','a','w',' '), 16 },
+ { PIX_FMT_RGB555LE,MKTAG('L','5','5','5'), 16 },
+ { PIX_FMT_RGB565LE,MKTAG('L','5','6','5'), 16 },
+ { PIX_FMT_RGB565BE,MKTAG('B','5','6','5'), 16 },
{ PIX_FMT_RGB24, MKTAG('r','a','w',' '), 24 },
- { PIX_FMT_BGR32_1, MKTAG('r','a','w',' '), 32 },
+ { PIX_FMT_BGR24, MKTAG('2','4','B','G'), 24 },
+ { PIX_FMT_ARGB, MKTAG('r','a','w',' '), 32 },
+ { PIX_FMT_BGRA, MKTAG('B','G','R','A'), 32 },
+ { PIX_FMT_RGBA, MKTAG('R','G','B','A'), 32 },
};
-static const AVCodecTag codec_ipod_tags[] = {
+static int mov_get_rawvideo_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag = track->enc->codec_tag;
+ 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) {
+ tag = mov_pix_fmt_tags[i].tag;
+ track->enc->bits_per_coded_sample = mov_pix_fmt_tags[i].bps;
+ break;
+ }
+ }
+
+ return tag;
+}
+
+static int mov_get_codec_tag(AVFormatContext *s, MOVTrack *track)
+{
+ int tag = track->enc->codec_tag;
+
+ if (!tag || (track->enc->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
+ (tag == MKTAG('d','v','c','p') ||
+ track->enc->codec_id == CODEC_ID_RAWVIDEO ||
+ av_get_bits_per_sample(track->enc->codec_id)))) { // pcm audio
+ if (track->enc->codec_id == CODEC_ID_DVVIDEO)
+ tag = mov_get_dv_codec_tag(s, track);
+ else if (track->enc->codec_id == CODEC_ID_RAWVIDEO)
+ tag = mov_get_rawvideo_codec_tag(s, track);
+ else if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
+ tag = ff_codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
+ if (!tag) { // if no mac fcc found, try with Microsoft tags
+ tag = ff_codec_get_tag(ff_codec_bmp_tags, track->enc->codec_id);
+ if (tag)
+ av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, "
+ "the file may be unplayable!\n");
+ }
+ } else if (track->enc->codec_type == CODEC_TYPE_AUDIO) {
+ tag = ff_codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
+ if (!tag) { // if no mac fcc found, try with Microsoft tags
+ int ms_tag = ff_codec_get_tag(ff_codec_wav_tags, track->enc->codec_id);
+ if (ms_tag) {
+ tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
+ av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, "
+ "the file may be unplayable!\n");
+ }
+ }
+ } else if (track->enc->codec_type == CODEC_TYPE_SUBTITLE)
+ tag = ff_codec_get_tag(ff_codec_movsubtitle_tags, track->enc->codec_id);
+ }
+
+ return tag;
+}
+
+static const AVCodecTag codec_3gp_tags[] = {
+ { CODEC_ID_H263, MKTAG('s','2','6','3') },
{ CODEC_ID_H264, MKTAG('a','v','c','1') },
{ CODEC_ID_MPEG4, MKTAG('m','p','4','v') },
{ CODEC_ID_AAC, MKTAG('m','p','4','a') },
- { CODEC_ID_ALAC, MKTAG('a','l','a','c') },
- { CODEC_ID_AC3, MKTAG('a','c','-','3') },
+ { CODEC_ID_AMR_NB, MKTAG('s','a','m','r') },
+ { CODEC_ID_AMR_WB, MKTAG('s','a','w','b') },
{ CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
- { CODEC_ID_MOV_TEXT, MKTAG('t','e','x','t') },
{ CODEC_ID_NONE, 0 },
};
static int mov_find_codec_tag(AVFormatContext *s, MOVTrack *track)
{
int tag = track->enc->codec_tag;
- if (track->mode == MODE_MP4 || track->mode == MODE_PSP) {
- if (!codec_get_tag(ff_mp4_obj_type, track->enc->codec_id))
- return 0;
- if (track->enc->codec_id == CODEC_ID_H264) tag = MKTAG('a','v','c','1');
- else if (track->enc->codec_id == CODEC_ID_AC3) tag = MKTAG('a','c','-','3');
- else if (track->enc->codec_id == CODEC_ID_DIRAC) tag = MKTAG('d','r','a','c');
- else if (track->enc->codec_id == CODEC_ID_MOV_TEXT) tag = MKTAG('t','x','3','g');
- else if (track->enc->codec_type == CODEC_TYPE_VIDEO) tag = MKTAG('m','p','4','v');
- else if (track->enc->codec_type == CODEC_TYPE_AUDIO) tag = MKTAG('m','p','4','a');
- } else if (track->mode == MODE_IPOD) {
- if (track->enc->codec_type == CODEC_TYPE_SUBTITLE &&
- (tag == MKTAG('t','x','3','g') ||
- tag == MKTAG('t','e','x','t')))
- track->tag = tag; // keep original tag
- else
- tag = codec_get_tag(codec_ipod_tags, track->enc->codec_id);
- if (!match_ext(s->filename, "m4a") && !match_ext(s->filename, "m4v"))
- av_log(s, AV_LOG_WARNING, "Warning, extension is not .m4a nor .m4v "
- "Quicktime/Ipod might not play the file\n");
- } else if (track->mode & MODE_3GP) {
- tag = codec_get_tag(codec_3gp_tags, track->enc->codec_id);
- } else if (!tag || (track->enc->strict_std_compliance >= FF_COMPLIANCE_NORMAL &&
- (tag == MKTAG('d','v','c','p') ||
- track->enc->codec_id == CODEC_ID_RAWVIDEO ||
- av_get_bits_per_sample(track->enc->codec_id)))) { // pcm audio
- if (track->enc->codec_id == CODEC_ID_DVVIDEO) {
- if (track->enc->height == 480) /* NTSC */
- if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','n');
- else tag = MKTAG('d','v','c',' ');
- else if (track->enc->pix_fmt == PIX_FMT_YUV422P) tag = MKTAG('d','v','5','p');
- else if (track->enc->pix_fmt == PIX_FMT_YUV420P) tag = MKTAG('d','v','c','p');
- else tag = MKTAG('d','v','p','p');
- } else if (track->enc->codec_id == CODEC_ID_RAWVIDEO) {
- 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) {
- tag = mov_pix_fmt_tags[i].tag;
- track->enc->bits_per_coded_sample = mov_pix_fmt_tags[i].bps;
- break;
- }
- }
- if (!tag) // restore tag
- tag = track->enc->codec_tag;
- } else {
- if (track->enc->codec_type == CODEC_TYPE_VIDEO) {
- tag = codec_get_tag(codec_movvideo_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- tag = codec_get_tag(codec_bmp_tags, track->enc->codec_id);
- if (tag)
- av_log(s, AV_LOG_INFO, "Warning, using MS style video codec tag, "
- "the file may be unplayable!\n");
- }
- } else if (track->enc->codec_type == CODEC_TYPE_AUDIO) {
- tag = codec_get_tag(codec_movaudio_tags, track->enc->codec_id);
- if (!tag) { // if no mac fcc found, try with Microsoft tags
- int ms_tag = codec_get_tag(codec_wav_tags, track->enc->codec_id);
- if (ms_tag) {
- tag = MKTAG('m', 's', ((ms_tag >> 8) & 0xff), (ms_tag & 0xff));
- av_log(s, AV_LOG_INFO, "Warning, using MS style audio codec tag, "
- "the file may be unplayable!\n");
- }
- }
- } else if (track->enc->codec_type == CODEC_TYPE_SUBTITLE) {
- tag = codec_get_tag(ff_codec_movsubtitle_tags, track->enc->codec_id);
- }
- }
- }
+
+ if (track->mode == MODE_MP4 || track->mode == MODE_PSP)
+ tag = mp4_get_codec_tag(s, track);
+ else if (track->mode == MODE_IPOD)
+ 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
+ tag = mov_get_codec_tag(s, track);
+
return tag;
}
mov_write_stts_tag(pb, track);
if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
track->hasKeyframes && track->hasKeyframes < track->entry)
- mov_write_stss_tag(pb, track);
+ mov_write_stss_tag(pb, track, MOV_SYNC_SAMPLE);
+ if (track->mode == MODE_MOV && track->flags & MOV_TRACK_STPS)
+ mov_write_stss_tag(pb, track, MOV_PARTIAL_SYNC_SAMPLE);
if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
- track->hasBframes)
+ track->flags & MOV_TRACK_CTTS)
mov_write_ctts_tag(pb, track);
mov_write_stsc_tag(pb, track);
mov_write_stsz_tag(pb, track);
put_be32(pb ,0); /* reserved */
put_be32(pb ,0); /* reserved */
put_be32(pb ,0); /* reserved */
- put_byte(pb, strlen(descr)); /* string counter */
+ if (!track || track->mode == MODE_MOV)
+ put_byte(pb, strlen(descr)); /* pascal string */
put_buffer(pb, descr, strlen(descr)); /* handler description */
+ if (track && track->mode != MODE_MOV)
+ put_byte(pb, 0); /* c string */
return updateSize(pb, pos);
}
put_be32(pb, 0); /* size */
put_tag(pb, "trak");
mov_write_tkhd_tag(pb, track, st);
- if (track->mode == MODE_PSP || track->hasBframes)
+ if (track->mode == MODE_PSP || track->flags & MOV_TRACK_CTTS)
mov_write_edts_tag(pb, track); // PSP Movies require edts box
mov_write_mdia_tag(pb, track);
if (track->mode == MODE_PSP)
put_be16(pb, atoi(t->value));
else {
put_be16(pb, language_code("eng")); /* language */
- ascii_to_wc(pb, t->value);
+ put_buffer(pb, t->value, strlen(t->value)+1); /* UTF8 string value */
if (!strcmp(tag, "albm") &&
(t = av_metadata_get(s->metadata, "year", NULL, 0)))
put_byte(pb, atoi(t->value));
track->height = track->tag>>24 == 'n' ? 486 : 576;
}
track->timescale = st->codec->time_base.den;
- av_set_pts_info(st, 64, 1, st->codec->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"
"or choose different container.\n");
}else if(st->codec->codec_type == CODEC_TYPE_AUDIO){
track->timescale = st->codec->sample_rate;
- av_set_pts_info(st, 64, 1, st->codec->sample_rate);
if(!st->codec->frame_size && !av_get_bits_per_sample(st->codec->codec_id)) {
av_log(s, AV_LOG_ERROR, "track %d: codec frame size is not set\n", i);
goto error;
}
}else if(st->codec->codec_type == CODEC_TYPE_SUBTITLE){
track->timescale = st->codec->time_base.den;
- av_set_pts_info(st, 64, 1, st->codec->time_base.den);
}
if (!track->height)
track->height = st->codec->height;
+
+ av_set_pts_info(st, 64, 1, track->timescale);
}
mov_write_mdat_tag(pb, mov);
return -1;
}
+static int mov_parse_mpeg2_frame(AVPacket *pkt, uint32_t *flags)
+{
+ uint32_t c = -1;
+ int i, closed_gop = 0;
+
+ for (i = 0; i < pkt->size - 4; i++) {
+ c = (c<<8) + pkt->data[i];
+ if (c == 0x1b8) { // gop
+ 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);
+ if (!temp_ref || closed_gop) // I picture is not reordered
+ *flags = MOV_SYNC_SAMPLE;
+ else
+ *flags = MOV_PARTIAL_SYNC_SAMPLE;
+ break;
+ }
+ }
+ return 0;
+}
+
static int mov_write_packet(AVFormatContext *s, AVPacket *pkt)
{
MOVMuxContext *mov = s->priv_data;
}
if ((enc->codec_id == CODEC_ID_DNXHD ||
- enc->codec_id == CODEC_ID_AC3) && !trk->vosLen) {
+ enc->codec_id == CODEC_ID_AC3) && !trk->vosLen) {
/* copy frame to create needed atoms */
trk->vosLen = size;
trk->vosData = av_malloc(size);
pkt->pts = pkt->dts;
}
if (pkt->dts != pkt->pts)
- trk->hasBframes = 1;
+ trk->flags |= MOV_TRACK_CTTS;
trk->cluster[trk->entry].cts = pkt->pts - pkt->dts;
- trk->cluster[trk->entry].key_frame = !!(pkt->flags & PKT_FLAG_KEY);
- if(trk->cluster[trk->entry].key_frame)
- trk->hasKeyframes++;
+ trk->cluster[trk->entry].flags = 0;
+ if (pkt->flags & PKT_FLAG_KEY) {
+ if (mov->mode == MODE_MOV && enc->codec_id == CODEC_ID_MPEG2VIDEO) {
+ mov_parse_mpeg2_frame(pkt, &trk->cluster[trk->entry].flags);
+ if (trk->cluster[trk->entry].flags & MOV_PARTIAL_SYNC_SAMPLE)
+ trk->flags |= MOV_TRACK_STPS;
+ } else {
+ trk->cluster[trk->entry].flags = MOV_SYNC_SAMPLE;
+ }
+ if (trk->cluster[trk->entry].flags & MOV_SYNC_SAMPLE)
+ trk->hasKeyframes++;
+ }
trk->entry++;
trk->sampleCount += samplesInChunk;
mov->mdat_size += size;
projects / ffmpeg / blobdiff