[SCM] libav/experimental: Change qmax/qmin limits to 63 instead of 51. VP8 supports quantizers up to 63.

siretart at users.alioth.debian.org siretart at users.alioth.debian.org
Sun Jun 30 17:10:53 UTC 2013


The following commit has been merged in the experimental branch:
commit a6f8f11b9b67d352f51addbe090063058a55c1f7
Author: Jason Garrett-Glaser <darkshikari at gmail.com>
Date:   Sat Jul 10 06:34:57 2010 +0000

    Change qmax/qmin limits to 63 instead of 51.
    VP8 supports quantizers up to 63.
    
    Originally committed as revision 24157 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/options.c b/libavcodec/options.c
index b42a841..75856f6 100644
--- a/libavcodec/options.c
+++ b/libavcodec/options.c
@@ -117,8 +117,8 @@ static const AVOption options[]={
 {"delay", NULL, OFFSET(delay), FF_OPT_TYPE_INT, DEFAULT, INT_MIN, INT_MAX},
 {"qcomp", "video quantizer scale compression (VBR)", OFFSET(qcompress), FF_OPT_TYPE_FLOAT, 0.5, -FLT_MAX, FLT_MAX, V|E},
 {"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), FF_OPT_TYPE_FLOAT, 0.5, 0, FLT_MAX, V|E},
-{"qmin", "min video quantizer scale (VBR)", OFFSET(qmin), FF_OPT_TYPE_INT, 2, 1, 51, V|E},
-{"qmax", "max video quantizer scale (VBR)", OFFSET(qmax), FF_OPT_TYPE_INT, 31, 1, 51, V|E},
+{"qmin", "min video quantizer scale (VBR)", OFFSET(qmin), FF_OPT_TYPE_INT, 2, 1, 63, V|E},
+{"qmax", "max video quantizer scale (VBR)", OFFSET(qmax), FF_OPT_TYPE_INT, 31, 1, 63, V|E},
 {"qdiff", "max difference between the quantizer scale (VBR)", OFFSET(max_qdiff), FF_OPT_TYPE_INT, 3, INT_MIN, INT_MAX, V|E},
 {"bf", "use 'frames' B frames", OFFSET(max_b_frames), FF_OPT_TYPE_INT, DEFAULT, 0, FF_MAX_B_FRAMES, V|E},
 {"b_qfactor", "qp factor between p and b frames", OFFSET(b_quant_factor), FF_OPT_TYPE_FLOAT, 1.25, -FLT_MAX, FLT_MAX, V|E},

-- 
Libav/FFmpeg packaging



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