correct quantizer bias

Originally committed as revision 438 to svn://svn.ffmpeg.org/ffmpeg/trunk
23 years ago · 1c3a2382d0
parent 0f9400b4fb
commit 1c3a2382d0
1 changed files with 1 additions and 0 deletions
--- a/libavcodec/mjpeg.c
+++ b/libavcodec/mjpeg.c
@ -245,6 +245,7 @@ int mjpeg_init(MpegEncContext *s)
    
    s->min_qcoeff=-1023;
    s->max_qcoeff= 1023;
+    s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x

    /* build all the huffman tables */
    build_huffman_codes(m->huff_size_dc_luminance,