Commit 4db819bc authored by Luca Barbato's avatar Luca Barbato
Browse files

Make sure buffer end remains constant within the loop

otherwise ff_find_start_code could read over the buffer size

Originally committed as revision 19142 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent b19d493f
......@@ -31,6 +31,7 @@ void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size)
RTPMuxContext *s = s1->priv_data;
int len, h, max_packet_size;
uint8_t *q;
const uint8_t *end = buf1 + size;
int begin_of_slice, end_of_slice, frame_type, temporal_reference;
max_packet_size = s->max_payload_size;
......@@ -55,7 +56,7 @@ void ff_rtp_send_mpegvideo(AVFormatContext *s1, const uint8_t *buf1, int size)
r1 = buf1;
while (1) {
start_code = -1;
r = ff_find_start_code(r1, buf1 + size, &start_code);
r = ff_find_start_code(r1, end, &start_code);
if((start_code & 0xFFFFFF00) == 0x100) {
/* New start code found */
if (start_code == 0x100) {
......
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