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authorNick Kurshev <nickols_k@mail.ru>2003-06-16 08:28:43 +0000
committerNick Kurshev <nickols_k@mail.ru>2003-06-16 08:28:43 +0000
commit0b15bfe7cc666a67a1e906735c0fae07b81a93e2 (patch)
tree8f7232414f9599958b91ec59bad84ec4eabfac81 /libavcodec
parentfb059921dac0c96096503b9c221e6304c998812d (diff)
downloadffmpeg-0b15bfe7cc666a67a1e906735c0fae07b81a93e2.tar.gz
some useful warning
Originally committed as revision 1961 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/ra288.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c
index 9bebfa88a6..47809159c7 100644
--- a/libavcodec/ra288.c
+++ b/libavcodec/ra288.c
@@ -406,33 +406,46 @@ static int ra288_decode_frame(AVCodecContext * avctx,
int h=((short*)(avctx->extradata))[1];
int cfs=((short*)(avctx->extradata))[3]; /* coded frame size */
int i,j;
- if(buf_size<w*h) goto no_interleave;
+ if(buf_size<w*h)
+ {
+ fprintf(stderr,"ffra288: warning! Context was not interleaved [%d<%d]\n",buf_size,w*h);
+ goto no_interleave;
+ }
bp = buf;
for (j = 0; j < h; j++)
for (i = 0; i < h/2; i++)
{
memcpy(&b[i*2*w+j*cfs], bp, cfs);
bp += cfs;
- if(bp-buf>=buf_size) break;
+ if(bp-buf>buf_size)
+ {
+ fprintf(stderr,"ffra288: warning! Context was partly interleaved [%d<%d]\n",buf_size,w*h);
+ break;
+ }
}
bret=bp-buf;
bp = b;
}
- else { no_interleave: bret=buf_size; bp = buf; }
+ else
+ {
+ fprintf(stderr,"ffra288: warning! Context was not interleaved [%d<%d]\n",avctx->extradata_size,6);
+ no_interleave:
+ bret=buf_size;
+ bp = buf;
+ }
datao = data;
z=0;
while(z<bret)
{
- unpack(buffer,bp,32);
+ unpack(buffer,&bp[z],32);
for (x=0;x<32;x++)
{
glob->phasep=(glob->phase=x&7)*5;
decode(glob,buffer[x]);
- for (y=0;y<5;y++) *(((int16_t *)data)++)=8*glob->output[glob->phasep+y];
+ for (y=0;y<5;*(((int16_t *)data)++)=8*glob->output[glob->phasep+(y++)]);
if (glob->phase==3) update(glob);
}
z+=32;
- bp+=32;
}
*data_size = data - datao;
return bret;