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VP8: Adjust rate correction factor for drop due to overshoot.

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Change-Id: Id70ca2e18a46247720eb631ae13a8430bd8b0954
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Marco
2015-09-24 15:15:29 -07:00
parent 20b770eecd
commit ece841f03f
1 changed files with 4 additions and 0 deletions
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vp8/encoder/ratectrl.c
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@@ -1596,6 +1596,10 @@ int vp8_drop_encodedframe_overshoot(VP8_COMP *cpi, int Q) {
// Drop this frame: advance frame counters, and set force_maxqp flag. // Drop this frame: advance frame counters, and set force_maxqp flag.
cpi->common.current_video_frame++; cpi->common.current_video_frame++;
cpi->frames_since_key++; cpi->frames_since_key++;
// Adjust rate correction factor upwards.
cpi->rate_correction_factor *= 2.0;
if (cpi->rate_correction_factor > MAX_BPB_FACTOR)
cpi->rate_correction_factor = MAX_BPB_FACTOR;
// Flag to indicate we will force next frame to be encoded at max QP. // Flag to indicate we will force next frame to be encoded at max QP.
cpi->force_maxqp = 1; cpi->force_maxqp = 1;
return 1; return 1;