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renaming variable 

Originally committed as revision 981 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2002-09-29 23:21:13 +00:00
parent 2ad1516a6c
commit 23e54f6927
2 changed files with 5 additions and 5 deletions
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2
libavcodec/mpegvideo.h
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@ -76,7 +76,7 @@ typedef struct RateControlContext{
Predictor pred[5];
double short_term_qsum; /* sum of recent qscales */
double short_term_qcount; /* count of recent qscales */
double pass1_bits; /* bits outputted by the pass1 code (including complexity init) */
double pass1_rc_eq_output_sum;/* sum of the output of the rc equation, this is used for normalization */
double pass1_wanted_bits; /* bits which should have been outputed by the pass1 code (including complexity init) */
double last_qscale;
double last_qscale_for[5]; /* last qscale for a specific pict type, used for max_diff & ipb factor stuff */

8
libavcodec/ratecontrol.c
View File

@ -123,7 +123,7 @@ int ff_rate_control_init(MpegEncContext *s)
rcc->short_term_qsum=0.001;
rcc->short_term_qcount=0.001;
rcc->pass1_bits =0.001;
rcc->pass1_rc_eq_output_sum= 0.001;
rcc->pass1_wanted_bits=0.001;
/* init stuff with the user specified complexity */
@ -163,7 +163,7 @@ int ff_rate_control_init(MpegEncContext *s)
bits= rce.i_tex_bits + rce.p_tex_bits;
q= get_qscale(s, &rce, rcc->pass1_wanted_bits/rcc->pass1_bits, i);
q= get_qscale(s, &rce, rcc->pass1_wanted_bits/rcc->pass1_rc_eq_output_sum, i);
rcc->pass1_wanted_bits+= s->bit_rate/(s->frame_rate / (double)FRAME_RATE_BASE);
}
}
@ -296,7 +296,7 @@ static double get_qscale(MpegEncContext *s, RateControlEntry *rce, double rate_f
bits= ff_eval(s->avctx->rc_eq, const_values, const_names, func1, func1_names, NULL, NULL, rce);
rcc->pass1_bits+= bits;
rcc->pass1_rc_eq_output_sum+= bits;
bits*=rate_factor;
if(bits<0.0) bits=0.0;
bits+= 1.0; //avoid 1/0 issues
@ -628,7 +628,7 @@ float ff_rate_estimate_qscale(MpegEncContext *s)
rcc->frame_count[pict_type] ++;
bits= rce->i_tex_bits + rce->p_tex_bits;
rate_factor= rcc->pass1_wanted_bits/rcc->pass1_bits * br_compensation;
rate_factor= rcc->pass1_wanted_bits/rcc->pass1_rc_eq_output_sum * br_compensation;
q= get_qscale(s, rce, rate_factor, picture_number);