ref: 39f41a4f36fae46168312f08f144b5cc22b0c69a
parent: 0f5c63e4f6fce8e846d799ad60b0c0d1895069f8
author: Jim Bankoski <jimbankoski@google.com>
date: Thu Oct 14 12:19:06 EDT 2010
safety check to avoid divide by 0s
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -1420,6 +1420,9 @@
};
void vp8_new_frame_rate(VP8_COMP *cpi, double framerate)
{
+ if(framerate < .1)
+ framerate = 30;
+
cpi->oxcf.frame_rate = framerate;
cpi->output_frame_rate = cpi->oxcf.frame_rate;
cpi->per_frame_bandwidth = (int)(cpi->oxcf.target_bandwidth / cpi->output_frame_rate);
--- a/vp8/encoder/ratectrl.c
+++ b/vp8/encoder/ratectrl.c
@@ -1481,6 +1481,8 @@
// allocated than those following other gfs.
cpi->kf_overspend_bits += (cpi->projected_frame_size - cpi->per_frame_bandwidth) * 7 / 8;
cpi->gf_overspend_bits += (cpi->projected_frame_size - cpi->per_frame_bandwidth) * 1 / 8;
+ if(!av_key_frame_frequency)
+ av_key_frame_frequency = 60;
// Work out how much to try and recover per frame.
// For one pass we estimate the number of frames to spread it over based upon past history.