static bo_t *box_new (const char *fcc);
static bo_t *box_full_new(const char *fcc, uint8_t v, uint32_t f);
-static void box_fix (bo_t *box);
+static void box_fix (bo_t *box, uint32_t);
static void box_gather (bo_t *box, bo_t *box2);
+static inline void bo_add_mp4_tag_descr(bo_t *box, uint8_t tag, uint32_t size)
+{
+ bo_add_8(box, tag);
+ for (int i = 3; i>0; i--)
+ bo_add_8(box, (size>>(7*i)) | 0x80);
+ bo_add_8(box, size & 0x7F);
+}
+
static void box_send(sout_mux_t *p_mux, bo_t *box);
static bo_t *GetMoovBox(sout_mux_t *p_mux);
static block_t *ConvertSUBT(block_t *);
static block_t *ConvertFromAnnexB(block_t *);
+static const char avc1_short_start_code[3] = { 0, 0, 1 };
static const char avc1_start_code[4] = { 0, 0, 0, 1 };
/*****************************************************************************
if (!p_sys->b_mov) {
/* Now add ftyp header */
box = box_new("ftyp");
+ if(!box)
+ {
+ free(p_sys);
+ return VLC_ENOMEM;
+ }
if (p_sys->b_3gp)
bo_add_fourcc(box, "3gp6");
else
else
bo_add_fourcc(box, "mp41");
bo_add_fourcc(box, "avc1");
- box_fix(box);
-
- p_sys->i_pos += box->len;
- p_sys->i_mdat_pos = p_sys->i_pos;
+ if(box->b)
+ {
+ box_fix(box, box->b->i_buffer);
+ p_sys->i_pos += box->b->i_buffer;
+ p_sys->i_mdat_pos = p_sys->i_pos;
- box_send(p_mux, box);
+ box_send(p_mux, box);
+ }
}
/* FIXME FIXME
/* Now add mdat header */
box = box_new("mdat");
+ if(!box)
+ {
+ free(p_sys);
+ return VLC_ENOMEM;
+ }
bo_add_64be (box, 0); // enough to store an extended size
- p_sys->i_pos += box->len;
+ if(box->b)
+ p_sys->i_pos += box->b->i_buffer;
box_send(p_mux, box);
/* Update mdat size */
bo_t bo;
- bo_init(&bo, 1024);
+ if (!bo_init(&bo, 16))
+ goto cleanup;
if (p_sys->i_pos - p_sys->i_mdat_pos >= (((uint64_t)1)<<32)) {
/* Extended size */
bo_add_32be (&bo, 1);
bo_add_fourcc(&bo, "mdat");
}
- bo.b->i_buffer = bo.len;
sout_AccessOutSeek(p_mux->p_access, p_sys->i_mdat_pos);
sout_AccessOutWrite(p_mux->p_access, bo.b);
/* Check we need to create "fast start" files */
p_sys->b_fast_start = var_GetBool(p_this, SOUT_CFG_PREFIX "faststart");
- while (p_sys->b_fast_start) {
+ while (p_sys->b_fast_start && moov && moov->b) {
/* Move data to the end of the file so we can fit the moov header
* at the start */
int64_t i_size = p_sys->i_pos - p_sys->i_mdat_pos;
- int i_moov_size = moov->len;
+ int i_moov_size = moov->b->i_buffer;
while (i_size > 0) {
int64_t i_chunk = __MIN(32768, i_size);
if (!p_sys->b_fast_start)
break;
+ /* Update pos pointers */
+ i_moov_pos = p_sys->i_mdat_pos;
+ p_sys->i_mdat_pos += moov->b->i_buffer;
+
/* Fix-up samples to chunks table in MOOV header */
for (unsigned int i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++) {
mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
-
- moov->len = p_stream->i_stco_pos;
+ unsigned i_written = 0;
for (unsigned i = 0; i < p_stream->i_entry_count; ) {
mp4_entry_t *entry = p_stream->entry;
if (p_stream->b_stco64)
- bo_add_64be(moov, entry[i].i_pos + i_moov_size);
+ bo_set_64be(moov, p_stream->i_stco_pos + i_written++ * 8, entry[i].i_pos + p_sys->i_mdat_pos - i_moov_pos);
else
- bo_add_32be(moov, entry[i].i_pos + i_moov_size);
+ bo_set_32be(moov, p_stream->i_stco_pos + i_written++ * 4, entry[i].i_pos + p_sys->i_mdat_pos - i_moov_pos);
for (; i < p_stream->i_entry_count; i++)
if (i >= p_stream->i_entry_count - 1 ||
}
}
- moov->len = i_moov_size;
- i_moov_pos = p_sys->i_mdat_pos;
p_sys->b_fast_start = false;
}
sout_AccessOutSeek(p_mux->p_access, i_moov_pos);
box_send(p_mux, moov);
+cleanup:
/* Clean-up */
for (unsigned int i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++) {
mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
static block_t *ConvertFromAnnexB(block_t *p_block)
{
- uint8_t *last = p_block->p_buffer; /* Assume it starts with 0x00000001 */
+ if(p_block->i_buffer < 4)
+ {
+ block_Release(p_block);
+ return NULL;
+ }
+
+ if(memcmp(p_block->p_buffer, avc1_start_code, 4))
+ {
+ if(!memcmp(p_block->p_buffer, avc1_short_start_code, 3))
+ {
+ p_block = block_Realloc(p_block, 1, p_block->i_buffer);
+ if( !p_block )
+ return NULL;
+ }
+ else /* No startcode on start */
+ {
+ block_Release(p_block);
+ return NULL;
+ }
+ }
+
+ uint8_t *last = p_block->p_buffer;
uint8_t *dat = &p_block->p_buffer[4];
uint8_t *end = &p_block->p_buffer[p_block->i_buffer];
-
- /* Replace the 4 bytes start code with 4 bytes size,
- * FIXME are all startcodes 4 bytes ? (I don't think :(*/
+ /* Replace the 4 bytes start code with 4 bytes size */
while (dat < end) {
while (dat < end - 4) {
if (!memcmp(dat, avc1_start_code, 4))
+ {
+ break;
+ }
+ else if(!memcmp(dat, avc1_short_start_code, 3))
+ {
+ /* save offsets as we don't know if realloc will replace buffer */
+ size_t i_last = last - p_block->p_buffer;
+ size_t i_dat = dat - p_block->p_buffer;
+ size_t i_end = end - p_block->p_buffer;
+
+ p_block = block_Realloc(p_block, 0, p_block->i_buffer + 1);
+ if( !p_block )
+ return NULL;
+
+ /* restore offsets */
+ last = &p_block->p_buffer[i_last];
+ dat = &p_block->p_buffer[i_dat];
+ end = &p_block->p_buffer[i_end];
+
+ /* Shift data */
+ memmove(&dat[4], &dat[3], end - &dat[3]);
+ end++;
break;
+ }
dat++;
}
if (dat >= end - 4)
dat = end;
/* Fix size */
- int i_size = dat - &last[4];
- SetDWBE((uint32_t*) last, i_size);
+ SetDWBE(last, dat - &last[4]);
/* Skip blocks with SPS/PPS */
//if ((last[4]&0x1f) == 7 || (last[4]&0x1f) == 8)
int i_decoder_specific_info_size = (p_stream->fmt.i_extra > 0) ? 5 + p_stream->fmt.i_extra : 0;
esds = box_full_new("esds", 0, 0);
+ if(!esds)
+ return NULL;
/* ES_Descr */
bo_add_mp4_tag_descr(esds, 0x03, 3 + 5 + 13 + i_decoder_specific_info_size + 5 + 1);
bo_t *box;
wave = box_new("wave");
+ if(wave)
+ {
+ box = box_new("frma");
+ if(box)
+ {
+ bo_add_fourcc(box, "mp4a");
+ box_gather(wave, box);
+ }
- box = box_new("frma");
- bo_add_fourcc(box, "mp4a");
- box_gather(wave, box);
-
- box = box_new("mp4a");
- bo_add_32be(box, 0);
- box_gather(wave, box);
-
- box = GetESDS(p_stream);
- box_gather(wave, box);
+ box = box_new("mp4a");
+ if(box)
+ {
+ bo_add_32be(box, 0);
+ box_gather(wave, box);
+ }
- box = box_new("srcq");
- bo_add_32be(box, 0x40);
- box_gather(wave, box);
+ box = GetESDS(p_stream);
+ box_gather(wave, box);
- /* wazza ? */
- bo_add_32be(wave, 8); /* new empty box */
- bo_add_32be(wave, 0); /* box label */
+ box = box_new("srcq");
+ if(box)
+ {
+ bo_add_32be(box, 0x40);
+ box_gather(wave, box);
+ }
+ /* wazza ? */
+ bo_add_32be(wave, 8); /* new empty box */
+ bo_add_32be(wave, 0); /* box label */
+ }
return wave;
}
bs_write(&s, 1, 0); // reserved
bo_t *dec3 = box_new("dec3");
-
- bo_add_mem(dec3, sizeof(mp4_eac3_header), mp4_eac3_header);
+ if(dec3)
+ bo_add_mem(dec3, sizeof(mp4_eac3_header), mp4_eac3_header);
return dec3;
}
return NULL;
bo_t *dac3 = box_new("dac3");
+ if(!dac3)
+ return NULL;
bs_t s;
bs_init(&s, p_stream->a52_frame->p_buffer, sizeof(p_stream->a52_frame->i_buffer));
static bo_t *GetDamrTag(mp4_stream_t *p_stream)
{
- bo_t *damr;
-
- damr = box_new("damr");
+ bo_t *damr = box_new("damr");
+ if(!damr)
+ return NULL;
bo_add_fourcc(damr, "REFC");
bo_add_8(damr, 0);
static bo_t *GetD263Tag(void)
{
- bo_t *d263;
-
- d263 = box_new("d263");
+ bo_t *d263 = box_new("d263");
+ if(!d263)
+ return NULL;
bo_add_fourcc(d263, "VLC ");
bo_add_16be(d263, 0xa);
{
/* Generate hvcC box matching iso/iec 14496-15 3rd edition */
bo_t *hvcC = box_new("hvcC");
- if(!p_stream->fmt.i_extra)
+ if(!hvcC || !p_stream->fmt.i_extra)
return hvcC;
struct nal {
static bo_t *GetAvcCTag(mp4_stream_t *p_stream)
{
- bo_t *avcC = NULL;
+ bo_t *avcC = box_new("avcC");/* FIXME use better value */
+ if(!avcC)
+ return NULL;
uint8_t *p_sps = NULL;
uint8_t *p_pps = NULL;
int i_sps_size = 0;
}
}
- /* FIXME use better value */
- avcC = box_new("avcC");
bo_add_8(avcC, 1); /* configuration version */
bo_add_8(avcC, i_sps_size ? p_sps[1] : 77);
bo_add_8(avcC, i_sps_size ? p_sps[2] : 64);
static bo_t *GetSVQ3Tag(mp4_stream_t *p_stream)
{
bo_t *smi = box_new("SMI ");
+ if(!smi)
+ return NULL;
if (p_stream->fmt.i_extra > 0x4e) {
uint8_t *p_end = &((uint8_t*)p_stream->fmt.p_extra)[p_stream->fmt.i_extra];
{
sout_mux_sys_t *p_sys = p_mux->p_sys;
bo_t *udta = box_new("udta");
+ if (!udta)
+ return NULL;
/* Requirements */
for (unsigned int i_track = 0; i_track < p_sys->i_nb_streams; i_track++) {
if (codec == VLC_CODEC_MP4V || codec == VLC_CODEC_MP4A) {
bo_t *box = box_new("\251req");
+ if(!box)
+ break;
/* String length */
bo_add_16be(box, sizeof("QuickTime 6.0 or greater") - 1);
bo_add_16be(box, 0);
/* Encoder */
{
bo_t *box = box_new("\251enc");
- /* String length */
- bo_add_16be(box, sizeof(PACKAGE_STRING " stream output") - 1);
- bo_add_16be(box, 0);
- bo_add_mem(box, sizeof(PACKAGE_STRING " stream output") - 1,
- (uint8_t*)PACKAGE_STRING " stream output");
- box_gather(udta, box);
+ if(box)
+ {
+ /* String length */
+ bo_add_16be(box, sizeof(PACKAGE_STRING " stream output") - 1);
+ bo_add_16be(box, 0);
+ bo_add_mem(box, sizeof(PACKAGE_STRING " stream output") - 1,
+ (uint8_t*)PACKAGE_STRING " stream output");
+ box_gather(udta, box);
+ }
}
#if 0
/* Misc atoms */
vlc_fourcc_to_char(codec, fcc);
bo_t *soun = box_new(fcc);
+ if(!soun)
+ return NULL;
for (int i = 0; i < 6; i++)
bo_add_8(soun, 0); // reserved;
bo_add_16be(soun, 1); // data-reference-index
}
bo_t *vide = box_new(fcc);
+ if(!vide)
+ return NULL;
for (int i = 0; i < 6; i++)
bo_add_8(vide, 0); // reserved;
bo_add_16be(vide, 1); // data-reference-index
static bo_t *GetTextBox(void)
{
bo_t *text = box_new("text");
+ if(!text)
+ return NULL;
for (int i = 0; i < 6; i++)
bo_add_8(text, 0); // reserved;
/* sample description */
bo_t *stsd = box_full_new("stsd", 0, 0);
+ if(!stsd)
+ return NULL;
bo_add_32be(stsd, 1);
if (p_stream->fmt.i_cat == AUDIO_ES)
box_gather(stsd, GetSounBox(p_mux, p_stream));
p_stream->b_stco64 = false;
stco = box_full_new("stco", 0, 0);
}
+ if(!stco)
+ {
+ bo_free(stsd);
+ return NULL;
+ }
bo_add_32be(stco, 0); // entry-count (fixed latter)
/* sample to chunk table */
/* add stts */
bo_t *stts = box_full_new("stts", 0, 0);
+ if(!stts)
+ {
+ bo_free(stsd);
+ bo_free(stco);
+ return NULL;
+ }
bo_add_32be(stts, 0); // entry-count (fixed latter)
unsigned i_index = 0;
}
bo_t *stsz = box_full_new("stsz", 0, 0);
+ if(!stsz)
+ {
+ bo_free(stsd);
+ bo_free(stco);
+ bo_free(stts);
+ return NULL;
+ }
int i_size = 0;
for (unsigned i = 0; i < p_stream->i_entry_count; i++)
{
if (p_stream->entry[i].i_flags & BLOCK_FLAG_TYPE_I) {
if (stss == NULL) {
stss = box_full_new("stss", 0, 0);
+ if(!stss)
+ break;
bo_add_32be(stss, 0); /* fixed later */
}
bo_add_32be(stss, 1 + i);
/* Now gather all boxes into stbl */
bo_t *stbl = box_new("stbl");
-
+ if(!stbl)
+ {
+ bo_free(stsd);
+ bo_free(stco);
+ bo_free(stts);
+ bo_free(stsz);
+ bo_free(stss);
+ return NULL;
+ }
box_gather(stbl, stsd);
box_gather(stbl, stts);
if (stss)
box_gather(stbl, ctts);
box_gather(stbl, stsc);
box_gather(stbl, stsz);
- p_stream->i_stco_pos = stbl->len + 16;
+ p_stream->i_stco_pos = stbl->b->i_buffer + 16;
box_gather(stbl, stco);
return stbl;
int64_t i_timestamp = get_timestamp();
moov = box_new("moov");
-
+ if(!moov)
+ return NULL;
/* Create general info */
if ( !p_sys->b_fragmented )
{
/* *** add /moov/mvhd *** */
if (!p_sys->b_64_ext) {
mvhd = box_full_new("mvhd", 0, 0);
+ if(!mvhd)
+ {
+ bo_free(moov);
+ return NULL;
+ }
bo_add_32be(mvhd, i_timestamp); // creation time
bo_add_32be(mvhd, i_timestamp); // modification time
bo_add_32be(mvhd, i_movie_timescale); // timescale
bo_add_32be(mvhd, i_movie_duration); // duration
} else {
mvhd = box_full_new("mvhd", 1, 0);
+ if(!mvhd)
+ {
+ bo_free(moov);
+ return NULL;
+ }
bo_add_64be(mvhd, i_timestamp); // creation time
bo_add_64be(mvhd, i_timestamp); // modification time
bo_add_32be(mvhd, i_movie_timescale); // timescale
/* *** add /moov/trak *** */
bo_t *trak = box_new("trak");
+ if(!trak)
+ continue;
/* *** add /moov/trak/tkhd *** */
bo_t *tkhd;
tkhd = box_full_new("tkhd", 0, 0x0f);
else
tkhd = box_full_new("tkhd", 0, 1);
-
+ if(!tkhd)
+ {
+ bo_free(trak);
+ continue;
+ }
bo_add_32be(tkhd, i_timestamp); // creation time
bo_add_32be(tkhd, i_timestamp); // modification time
bo_add_32be(tkhd, p_stream->i_track_id);
tkhd = box_full_new("tkhd", 1, 0x0f);
else
tkhd = box_full_new("tkhd", 1, 1);
-
+ if(!tkhd)
+ {
+ bo_free(trak);
+ continue;
+ }
bo_add_64be(tkhd, i_timestamp); // creation time
bo_add_64be(tkhd, i_timestamp); // modification time
bo_add_32be(tkhd, p_stream->i_track_id);
/* *** add /moov/trak/edts and elst */
if ( !p_sys->b_fragmented )
{
- bo_t *edts = box_new("edts");
bo_t *elst = box_full_new("elst", p_sys->b_64_ext ? 1 : 0, 0);
- if (p_stream->i_starttime > 0) {
- bo_add_32be(elst, 2);
-
+ if(elst)
+ {
+ if (p_stream->i_starttime > 0) {
+ bo_add_32be(elst, 2);
+
+ if (p_sys->b_64_ext) {
+ bo_add_64be(elst, p_stream->i_starttime *
+ i_movie_timescale / CLOCK_FREQ);
+ bo_add_64be(elst, -1);
+ } else {
+ bo_add_32be(elst, p_stream->i_starttime *
+ i_movie_timescale / CLOCK_FREQ);
+ bo_add_32be(elst, -1);
+ }
+ bo_add_16be(elst, 1);
+ bo_add_16be(elst, 0);
+ } else {
+ bo_add_32be(elst, 1);
+ }
if (p_sys->b_64_ext) {
- bo_add_64be(elst, p_stream->i_starttime *
+ bo_add_64be(elst, p_stream->i_read_duration *
i_movie_timescale / CLOCK_FREQ);
- bo_add_64be(elst, -1);
+ bo_add_64be(elst, 0);
} else {
- bo_add_32be(elst, p_stream->i_starttime *
+ bo_add_32be(elst, p_stream->i_read_duration *
i_movie_timescale / CLOCK_FREQ);
- bo_add_32be(elst, -1);
+ bo_add_32be(elst, 0);
}
bo_add_16be(elst, 1);
bo_add_16be(elst, 0);
- } else {
- bo_add_32be(elst, 1);
- }
- if (p_sys->b_64_ext) {
- bo_add_64be(elst, p_stream->i_read_duration *
- i_movie_timescale / CLOCK_FREQ);
- bo_add_64be(elst, 0);
- } else {
- bo_add_32be(elst, p_stream->i_read_duration *
- i_movie_timescale / CLOCK_FREQ);
- bo_add_32be(elst, 0);
- }
- bo_add_16be(elst, 1);
- bo_add_16be(elst, 0);
- box_gather(edts, elst);
- box_gather(trak, edts);
+ bo_t *edts = box_new("edts");
+ if(edts)
+ {
+ box_gather(edts, elst);
+ box_gather(trak, edts);
+ }
+ else bo_free(elst);
+ }
}
/* *** add /moov/trak/mdia *** */
bo_t *mdia = box_new("mdia");
+ if(!mdia)
+ {
+ bo_free(trak);
+ continue;
+ }
/* media header */
bo_t *mdhd;
if (!p_sys->b_64_ext) {
mdhd = box_full_new("mdhd", 0, 0);
+ if(!mdhd)
+ {
+ bo_free(mdia);
+ bo_free(trak);
+ continue;
+ }
bo_add_32be(mdhd, i_timestamp); // creation time
bo_add_32be(mdhd, i_timestamp); // modification time
bo_add_32be(mdhd, p_stream->i_timescale); // timescale
bo_add_32be(mdhd, i_stream_duration); // duration
} else {
mdhd = box_full_new("mdhd", 1, 0);
+ if(!mdhd)
+ {
+ bo_free(mdia);
+ bo_free(trak);
+ continue;
+ }
bo_add_64be(mdhd, i_timestamp); // creation time
bo_add_64be(mdhd, i_timestamp); // modification time
bo_add_32be(mdhd, p_stream->i_timescale); // timescale
/* handler reference */
bo_t *hdlr = box_full_new("hdlr", 0, 0);
+ if(!hdlr)
+ {
+ bo_free(mdia);
+ bo_free(trak);
+ continue;
+ }
if (p_sys->b_mov)
bo_add_fourcc(hdlr, "mhlr"); // media handler
/* minf*/
bo_t *minf = box_new("minf");
+ if(!minf)
+ {
+ bo_free(mdia);
+ bo_free(trak);
+ continue;
+ }
/* add smhd|vmhd */
if (p_stream->fmt.i_cat == AUDIO_ES) {
- bo_t *smhd;
-
- smhd = box_full_new("smhd", 0, 0);
- bo_add_16be(smhd, 0); // balance
- bo_add_16be(smhd, 0); // reserved
+ bo_t *smhd = box_full_new("smhd", 0, 0);
+ if(smhd)
+ {
+ bo_add_16be(smhd, 0); // balance
+ bo_add_16be(smhd, 0); // reserved
- box_gather(minf, smhd);
+ box_gather(minf, smhd);
+ }
} else if (p_stream->fmt.i_cat == VIDEO_ES) {
- bo_t *vmhd;
-
- vmhd = box_full_new("vmhd", 0, 1);
- bo_add_16be(vmhd, 0); // graphicsmode
- for (int i = 0; i < 3; i++)
- bo_add_16be(vmhd, 0); // opcolor
-
- box_gather(minf, vmhd);
+ bo_t *vmhd = box_full_new("vmhd", 0, 1);
+ if(vmhd)
+ {
+ bo_add_16be(vmhd, 0); // graphicsmode
+ for (int i = 0; i < 3; i++)
+ bo_add_16be(vmhd, 0); // opcolor
+ box_gather(minf, vmhd);
+ }
} else if (p_stream->fmt.i_cat == SPU_ES) {
- bo_t *gmhd = box_new("gmhd");
bo_t *gmin = box_full_new("gmin", 0, 1);
-
- bo_add_16be(gmin, 0); // graphicsmode
- for (int i = 0; i < 3; i++)
- bo_add_16be(gmin, 0); // opcolor
- bo_add_16be(gmin, 0); // balance
- bo_add_16be(gmin, 0); // reserved
-
- box_gather(gmhd, gmin);
-
- box_gather(minf, gmhd);
+ if(gmin)
+ {
+ bo_add_16be(gmin, 0); // graphicsmode
+ for (int i = 0; i < 3; i++)
+ bo_add_16be(gmin, 0); // opcolor
+ bo_add_16be(gmin, 0); // balance
+ bo_add_16be(gmin, 0); // reserved
+
+ bo_t *gmhd = box_new("gmhd");
+ if(gmhd)
+ {
+ box_gather(gmhd, gmin);
+ box_gather(minf, gmhd);
+ }
+ else bo_free(gmin);
+ }
}
/* dinf */
- bo_t *dinf = box_new("dinf");
bo_t *dref = box_full_new("dref", 0, 0);
- bo_add_32be(dref, 1);
- bo_t *url = box_full_new("url ", 0, 0x01);
- box_gather(dref, url);
- box_gather(dinf, dref);
+ if(dref)
+ {
+ bo_add_32be(dref, 1);
- /* append dinf to mdia */
- box_gather(minf, dinf);
+ bo_t *url = box_full_new("url ", 0, 0x01);
+ if(url)
+ box_gather(dref, url);
+
+ bo_t *dinf = box_new("dinf");
+ if(dinf)
+ {
+ box_gather(dinf, dref);
+
+ /* append dinf to mdia */
+ box_gather(minf, dinf);
+ }
+ else bo_free(dinf);
+ }
/* add stbl */
bo_t *stbl;
stbl = GetStblBox(p_mux, p_stream);
/* append stbl to minf */
- p_stream->i_stco_pos += minf->len;
+ p_stream->i_stco_pos += minf->b->i_buffer;
box_gather(minf, stbl);
/* append minf to mdia */
- p_stream->i_stco_pos += mdia->len;
+ p_stream->i_stco_pos += mdia->b->i_buffer;
box_gather(mdia, minf);
/* append mdia to trak */
- p_stream->i_stco_pos += trak->len;
+ p_stream->i_stco_pos += trak->b->i_buffer;
box_gather(trak, mdia);
/* append trak to moov */
- p_stream->i_stco_pos += moov->len;
+ p_stream->i_stco_pos += moov->b->i_buffer;
box_gather(moov, trak);
}
if ( p_sys->b_fragmented )
{
bo_t *mvex = box_new("mvex");
- for (unsigned int i_trak = 0; i_trak < p_sys->i_nb_streams; i_trak++)
+ for (unsigned int i_trak = 0; mvex && i_trak < p_sys->i_nb_streams; i_trak++)
{
mp4_stream_t *p_stream = p_sys->pp_streams[i_trak];
box_gather(moov, mvex);
}
- box_fix(moov);
+ if(moov->b)
+ box_fix(moov, moov->b->i_buffer);
return moov;
}
return box;
}
-static void box_free(bo_t *box)
+static void box_fix(bo_t *box, uint32_t i_size)
{
- block_Release(box->b);
- free(box);
-}
-
-static void box_fix(bo_t *box)
-{
- box->b->p_buffer[0] = box->len >> 24;
- box->b->p_buffer[1] = box->len >> 16;
- box->b->p_buffer[2] = box->len >> 8;
- box->b->p_buffer[3] = box->len;
+ bo_set_32be(box, 0, i_size);
}
static void box_gather (bo_t *box, bo_t *box2)
{
- box_fix(box2);
- box->b = block_Realloc(box->b, 0, box->len + box2->len);
- memcpy(&box->b->p_buffer[box->len], box2->b->p_buffer, box2->len);
- box->len += box2->len;
- box_free(box2);
+ if(box2 && box2->b && box && box->b)
+ {
+ box_fix(box2, box2->b->i_buffer);
+ size_t i_offset = box->b->i_buffer;
+ box->b = block_Realloc(box->b, 0, box->b->i_buffer + box2->b->i_buffer);
+ memcpy(&box->b->p_buffer[i_offset], box2->b->p_buffer, box2->b->i_buffer);
+ }
+ bo_free(box2);
}
static void box_send(sout_mux_t *p_mux, bo_t *box)
{
- box->b->i_buffer = box->len;
- sout_AccessOutWrite(p_mux->p_access, box->b);
+ if(box && box->b)
+ sout_AccessOutWrite(p_mux->p_access, box->b);
free(box);
}
*pi_mdat_total_size = 0;
moof = box_new("moof");
+ if(!moof)
+ return NULL;
/* *** add /moof/mfhd *** */
mfhd = box_full_new("mfhd", 0, 0);
+ if(!mfhd)
+ {
+ bo_free(moof);
+ return NULL;
+ }
bo_add_32be(mfhd, p_sys->i_mfhd_sequence++); // sequence number
box_gather(moof, mfhd);
/* *** add /moof/traf *** */
bo_t *traf = box_new("traf");
-
+ if(!traf)
+ continue;
uint32_t i_sample = 0;
mtime_t i_time = p_stream->i_written_duration;
bool b_allsamesize = true;
/* *** add /moof/traf/tfhd *** */
bo_t *tfhd = box_full_new("tfhd", 0, i_tfhd_flags);
+ if(!tfhd)
+ {
+ bo_free(traf);
+ continue;
+ }
bo_add_32be(tfhd, p_stream->i_track_id);
/* set the local sample duration default */
/* *** add /moof/traf/tfdt *** */
bo_t *tfdt = box_full_new("tfdt", 1, 0);
+ if(!tfdt)
+ {
+ bo_free(traf);
+ continue;
+ }
bo_add_64be(tfdt, p_stream->i_written_duration * p_stream->i_timescale / CLOCK_FREQ );
box_gather(traf, tfdt);
i_trun_flags |= MP4_TRUN_DATA_OFFSET;
bo_t *trun = box_full_new("trun", 0, i_trun_flags);
+ if(!trun)
+ {
+ bo_free(traf);
+ continue;
+ }
/* count entries */
uint32_t i_entry_count = 0;
if (i_trun_flags & MP4_TRUN_DATA_OFFSET)
{
- i_fixupoffset = moof->len + traf->len + trun->len;
+ i_fixupoffset = moof->b->i_buffer + traf->b->i_buffer + trun->b->i_buffer;
bo_add_32be(trun, 0xdeadbeef); // data offset
}
box_gather(moof, traf);
}
- box_fix(moof);
+ if(!moof->b)
+ {
+ bo_free(moof);
+ return NULL;
+ }
+
+ box_fix(moof, moof->b->i_buffer);
/* do tfhd base data offset fixup */
if (i_fixupoffset)
{
/* mdat will follow moof */
- SetDWBE(moof->b->p_buffer + i_fixupoffset, moof->len + 8);
+ bo_set_32be(moof, i_fixupoffset, moof->b->i_buffer + 8);
}
/* set iframe flag, so the streaming server always starts from moof */
/* Now add mdat header */
bo_t *mdat = box_new("mdat");
+ if(!mdat)
+ return;
/* force update of real size */
- mdat->b->i_buffer = mdat->len;
- assert(mdat->len==8);
- mdat->len += i_total_size;
- box_fix(mdat);
+ assert(mdat->b->i_buffer==8);
+ box_fix(mdat, mdat->b->i_buffer + i_total_size);
p_sys->i_pos += mdat->b->i_buffer;
/* only write header */
sout_AccessOutWrite(p_mux->p_access, mdat->b);
if (!mfra && !(mfra = box_new("mfra")))
{
- box_free(tfra);
+ bo_free(tfra);
return NULL;
}
/* Now add ftyp header */
bo_t *ftyp = box_new("ftyp");
+ if(!ftyp)
+ return;
bo_add_fourcc(ftyp, "isom");
bo_add_32be (ftyp, 0); // minor version
- box_fix(ftyp);
+ if(ftyp->b)
+ box_fix(ftyp, ftyp->b->i_buffer);
bo_t *moov = GetMoovBox(p_mux);
/* add header flag for streaming server */
ftyp->b->i_flags |= BLOCK_FLAG_HEADER;
- p_sys->i_pos += ftyp->len;
+ p_sys->i_pos += ftyp->b->i_buffer;
box_send(p_mux, ftyp);
p_sys->b_header_sent = true;
}
if (moof)
{
msg_Dbg(p_mux, "writing moof @ %"PRId64, p_sys->i_pos);
- p_sys->i_pos += moof->len;
+ p_sys->i_pos += moof->b->i_buffer;
assert(moof->b->i_flags & BLOCK_FLAG_TYPE_I); /* http sout */
box_send(p_mux, moof);
msg_Dbg(p_mux, "writing mdat @ %"PRId64, p_sys->i_pos);
if (mfra)
{
bo_t *mfro = box_full_new("mfro", 0, 0x0);
- if (mfro)
+ if (mfro && mfra->b)
{
- box_fix(mfra);
- bo_add_32be(mfro, mfra->len + MP4_MFRO_BOXSIZE);
+ box_fix(mfra, mfra->b->i_buffer);
+ bo_add_32be(mfro, mfra->b->i_buffer + MP4_MFRO_BOXSIZE);
box_gather(mfra, mfro);
}
box_send(p_mux, mfra);