rtpenc: Cast a rescaling parameter to int64_t

This avoids overflow if frame_size is over 2147, since both frame_size and AV_TIME_BASE are plain integers.

Martin Storsjö committed 14 years ago

Commit 2d31d891 parent 2574f081 file · +1 −1Browse files

Unified · Split

libavformat/rtpenc.c+1−1

@@ -121,7 +121,7 @@ static int rtp_write_header(AVFormatContext *s1) · 120 unmodified lines
121	if (st->codec->frame_size == 0) {	121	if (st->codec->frame_size == 0) {
122	av_log(s1, AV_LOG_ERROR, "Cannot respect max delay: frame size = 0\n");	122	av_log(s1, AV_LOG_ERROR, "Cannot respect max delay: frame size = 0\n");
123	} else {	123	} else {
124	s->max_frames_per_packet = av_rescale_rnd(s1->max_delay, st->codec->sample_rate, AV_TIME_BASE * st->codec->frame_size, AV_ROUND_DOWN);	124	s->max_frames_per_packet = av_rescale_rnd(s1->max_delay, st->codec->sample_rate, AV_TIME_BASE * (int64_t)st->codec->frame_size, AV_ROUND_DOWN);
125	}	125	}
126	}	126	}
127	if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {	127	if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO) {