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simplification: don't use residual_buffer, but prepend remainder of current frame to next one (needed for future work; init frame->pos to 0 in reorder_frame(); fix: don't go beyond last frame in flush_buffer()

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17272 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nicodvb 2005-12-30 18:46:56 +00:00
parent 45be1244ae
commit c00dfe452b
1 changed files with 14 additions and 22 deletions
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36
libmpdemux/muxer_mpeg.c
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@ -130,8 +130,8 @@ typedef struct {
off_t headers_size, data_size;
uint64_t scr, vbytes, abytes, init_delay_pts;
uint32_t muxrate;
uint8_t *buff, *tmp, *abuf, *residual;
uint32_t residual_cnt, headers_cnt;
uint8_t *buff, *tmp, *abuf;
uint32_t headers_cnt;
double init_adelay;
int drop;
@ -1094,6 +1094,7 @@ static int reorder_frame(muxer_headers_t *spriv, uint8_t *ptr, size_t len, uint8
(uint32_t) idx, FTYPE(pt), temp_ref, ptr, (uint32_t) len, (uint32_t) spriv->framebuf[idx].alloc_size, spriv->framebuf[idx].buffer);
memcpy(spriv->framebuf[idx].buffer, ptr, len);
spriv->framebuf[idx].pos = 0;
spriv->framebuf[idx].size = len;
spriv->framebuf[idx].temp_ref = temp_ref;
spriv->framebuf[idx].type = pt;
@ -1599,22 +1600,6 @@ init:
vbytes = 0;
vpriv = (muxer_headers_t*) vs->priv;
if(priv->residual_cnt)
{
mpeg_frame_t *f = &(vpriv->framebuf[0]);
size_t sz = f->size + priv->residual_cnt;
if(f->alloc_size < sz)
{
f->buffer = (uint8_t *) realloc(f->buffer, sz);
f->alloc_size = sz;
}
memmove(&(f->buffer[priv->residual_cnt]), f->buffer, f->size);
memcpy(f->buffer, priv->residual, priv->residual_cnt);
f->size += priv->residual_cnt;
priv->residual_cnt = 0;
}
duration = 0;
iduration = 0;
for(i = 0; i < n; i++)
@ -1737,6 +1722,8 @@ init:
if(vbytes == 0) //current frame is saved, pass to the next
{
if(i+1 >= n) //the current one is the last frame in GOP
break;
i++;
vbytes = vpriv->framebuf[i].size;
offset = 0;
@ -1750,8 +1737,14 @@ init:
if((pl_size < priv->packet_size - calc_pack_hlen(priv, vpriv)) && !finalize && (i >= n - 1))
{
memcpy(priv->residual, buf, pl_size);
priv->residual_cnt = pl_size;
if(vpriv->framebuf[n].alloc_size < pl_size + vpriv->framebuf[n].size)
{
vpriv->framebuf[n].buffer = realloc(vpriv->framebuf[n].buffer, pl_size + vpriv->framebuf[n].size);
vpriv->framebuf[n].alloc_size = pl_size + vpriv->framebuf[n].size;
}
memmove(&(vpriv->framebuf[n].buffer[pl_size]), vpriv->framebuf[n].buffer, vpriv->framebuf[n].size);
memcpy(vpriv->framebuf[n].buffer, buf, pl_size);
vpriv->framebuf[n].size += pl_size;
pl_size = update = vbytes = 0;
}
if(pl_size)
@ -2816,8 +2809,7 @@ int muxer_init_muxer_mpeg(muxer_t *muxer){
priv->buff = (uint8_t *) malloc(priv->packet_size);
priv->tmp = (uint8_t *) malloc(priv->packet_size);
priv->abuf = (uint8_t *) malloc(priv->packet_size);
priv->residual = (uint8_t *) malloc(priv->packet_size);
if((priv->buff == NULL) || (priv->tmp == NULL) || (priv->abuf == NULL) || (priv->residual == NULL))
if((priv->buff == NULL) || (priv->tmp == NULL) || (priv->abuf == NULL))
{
mp_msg(MSGT_MUXER, MSGL_ERR, "\nCouldn't allocate %d bytes, exit\n", priv->packet_size);
return 0;