X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fratecontrol.c;h=7c0afa0d15a34341c67ce7168116c0834c7c9599;hb=6752dd5aeeca9b6180d9fe0827fd438af426556e;hp=02108248eca64f5bc38d4bf9aa20cad526f2675b;hpb=577cd173e3881cbb5f7e5386c04d5384a7bf9408;p=ffmpeg diff --git a/libavcodec/ratecontrol.c b/libavcodec/ratecontrol.c index 02108248eca..7c0afa0d15a 100644 --- a/libavcodec/ratecontrol.c +++ b/libavcodec/ratecontrol.c @@ -3,31 +3,35 @@ * * Copyright (c) 2002-2004 Michael Niedermayer * - * This library is free software; you can redistribute it and/or + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** - * @file ratecontrol.c + * @file libavcodec/ratecontrol.c * Rate control for video encoders. */ #include "avcodec.h" #include "dsputil.h" +#include "ratecontrol.h" #include "mpegvideo.h" +#include "eval.h" -#undef NDEBUG // allways check asserts, the speed effect is far too small to disable them +#undef NDEBUG // Always check asserts, the speed effect is far too small to disable them. #include #ifndef M_E @@ -44,12 +48,70 @@ void ff_write_pass1_stats(MpegEncContext *s){ s->f_code, s->b_code, s->current_picture.mc_mb_var_sum, s->current_picture.mb_var_sum, s->i_count, s->skip_count, s->header_bits); } +static inline double qp2bits(RateControlEntry *rce, double qp){ + if(qp<=0.0){ + av_log(NULL, AV_LOG_ERROR, "qp<=0.0\n"); + } + return rce->qscale * (double)(rce->i_tex_bits + rce->p_tex_bits+1)/ qp; +} + +static inline double bits2qp(RateControlEntry *rce, double bits){ + if(bits<0.9){ + av_log(NULL, AV_LOG_ERROR, "bits<0.9\n"); + } + return rce->qscale * (double)(rce->i_tex_bits + rce->p_tex_bits+1)/ bits; +} + int ff_rate_control_init(MpegEncContext *s) { RateControlContext *rcc= &s->rc_context; int i; + const char *error = NULL; + static const char * const const_names[]={ + "PI", + "E", + "iTex", + "pTex", + "tex", + "mv", + "fCode", + "iCount", + "mcVar", + "var", + "isI", + "isP", + "isB", + "avgQP", + "qComp", +/* "lastIQP", + "lastPQP", + "lastBQP", + "nextNonBQP",*/ + "avgIITex", + "avgPITex", + "avgPPTex", + "avgBPTex", + "avgTex", + NULL + }; + static double (* const func1[])(void *, double)={ + (void *)bits2qp, + (void *)qp2bits, + NULL + }; + static const char * const func1_names[]={ + "bits2qp", + "qp2bits", + NULL + }; emms_c(); + rcc->rc_eq_eval = ff_parse(s->avctx->rc_eq ? s->avctx->rc_eq : "tex^qComp", const_names, func1, func1_names, NULL, NULL, &error); + if (!rcc->rc_eq_eval) { + av_log(s->avctx, AV_LOG_ERROR, "Error parsing rc_eq \"%s\": %s\n", s->avctx->rc_eq, error? error : ""); + return -1; + } + for(i=0; i<5; i++){ rcc->pred[i].coeff= FF_QP2LAMBDA * 7.0; rcc->pred[i].count= 1.0; @@ -59,7 +121,7 @@ int ff_rate_control_init(MpegEncContext *s) rcc->p_cplx_sum [i]= rcc->mv_bits_sum[i]= rcc->qscale_sum [i]= - rcc->frame_count[i]= 1; // 1 is better cuz of 1/0 and such + rcc->frame_count[i]= 1; // 1 is better because of 1/0 and such rcc->last_qscale_for[i]=FF_QP2LAMBDA * 5; } rcc->buffer_index= s->avctx->rc_initial_buffer_occupancy; @@ -76,13 +138,13 @@ int ff_rate_control_init(MpegEncContext *s) i+= s->max_b_frames; if(i<=0 || i>=INT_MAX / sizeof(RateControlEntry)) return -1; - rcc->entry = (RateControlEntry*)av_mallocz(i*sizeof(RateControlEntry)); + rcc->entry = av_mallocz(i*sizeof(RateControlEntry)); rcc->num_entries= i; /* init all to skipped p frames (with b frames we might have a not encoded frame at the end FIXME) */ for(i=0; inum_entries; i++){ RateControlEntry *rce= &rcc->entry[i]; - rce->pict_type= rce->new_pict_type=P_TYPE; + rce->pict_type= rce->new_pict_type=FF_P_TYPE; rce->qscale= rce->new_qscale=FF_QP2LAMBDA * 2; rce->misc_bits= s->mb_num + 10; rce->mb_var_sum= s->mb_num*100; @@ -98,7 +160,7 @@ int ff_rate_control_init(MpegEncContext *s) next= strchr(p, ';'); if(next){ - (*next)=0; //sscanf in unbelieavle slow on looong strings //FIXME copy / dont write + (*next)=0; //sscanf in unbelievably slow on looong strings //FIXME copy / do not write next++; } e= sscanf(p, " in:%d ", &picture_number); @@ -122,10 +184,10 @@ int ff_rate_control_init(MpegEncContext *s) //FIXME maybe move to end if((s->flags&CODEC_FLAG_PASS2) && s->avctx->rc_strategy == FF_RC_STRATEGY_XVID) { -#ifdef CONFIG_XVID +#if CONFIG_LIBXVID return ff_xvid_rate_control_init(s); #else - av_log(s->avctx, AV_LOG_ERROR, "XviD ratecontrol requires libavcodec compiled with XviD support\n"); + av_log(s->avctx, AV_LOG_ERROR, "Xvid ratecontrol requires libavcodec compiled with Xvid support.\n"); return -1; #endif } @@ -139,6 +201,10 @@ int ff_rate_control_init(MpegEncContext *s) rcc->pass1_rc_eq_output_sum= 0.001; rcc->pass1_wanted_bits=0.001; + if(s->avctx->qblur > 1.0){ + av_log(s->avctx, AV_LOG_ERROR, "qblur too large\n"); + return -1; + } /* init stuff with the user specified complexity */ if(s->avctx->rc_initial_cplx){ for(i=0; i<60*30; i++){ @@ -146,9 +212,9 @@ int ff_rate_control_init(MpegEncContext *s) RateControlEntry rce; double q; - if (i%((s->gop_size+3)/4)==0) rce.pict_type= I_TYPE; - else if(i%(s->max_b_frames+1)) rce.pict_type= B_TYPE; - else rce.pict_type= P_TYPE; + if (i%((s->gop_size+3)/4)==0) rce.pict_type= FF_I_TYPE; + else if(i%(s->max_b_frames+1)) rce.pict_type= FF_B_TYPE; + else rce.pict_type= FF_P_TYPE; rce.new_pict_type= rce.pict_type; rce.mc_mb_var_sum= bits*s->mb_num/100000; @@ -158,7 +224,7 @@ int ff_rate_control_init(MpegEncContext *s) rce.b_code = 1; rce.misc_bits= 1; - if(s->pict_type== I_TYPE){ + if(s->pict_type== FF_I_TYPE){ rce.i_count = s->mb_num; rce.i_tex_bits= bits; rce.p_tex_bits= 0; @@ -177,7 +243,7 @@ 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_rc_eq_output_sum, i); - rcc->pass1_wanted_bits+= s->bit_rate/(1/av_q2d(s->avctx->time_base)); //FIXME missbehaves a little for variable fps + rcc->pass1_wanted_bits+= s->bit_rate/(1/av_q2d(s->avctx->time_base)); //FIXME misbehaves a little for variable fps } } @@ -191,28 +257,15 @@ void ff_rate_control_uninit(MpegEncContext *s) RateControlContext *rcc= &s->rc_context; emms_c(); + ff_eval_free(rcc->rc_eq_eval); av_freep(&rcc->entry); -#ifdef CONFIG_XVID +#if CONFIG_LIBXVID if((s->flags&CODEC_FLAG_PASS2) && s->avctx->rc_strategy == FF_RC_STRATEGY_XVID) ff_xvid_rate_control_uninit(s); #endif } -static inline double qp2bits(RateControlEntry *rce, double qp){ - if(qp<=0.0){ - av_log(NULL, AV_LOG_ERROR, "qp<=0.0\n"); - } - return rce->qscale * (double)(rce->i_tex_bits + rce->p_tex_bits+1)/ qp; -} - -static inline double bits2qp(RateControlEntry *rce, double bits){ - if(bits<0.9){ - av_log(NULL, AV_LOG_ERROR, "bits<0.9\n"); - } - return rce->qscale * (double)(rce->i_tex_bits + rce->p_tex_bits+1)/ bits; -} - int ff_vbv_update(MpegEncContext *s, int frame_size){ RateControlContext *rcc= &s->rc_context; const double fps= 1/av_q2d(s->avctx->time_base); @@ -231,7 +284,7 @@ int ff_vbv_update(MpegEncContext *s, int frame_size){ } left= buffer_size - rcc->buffer_index - 1; - rcc->buffer_index += clip(left, min_rate, max_rate); + rcc->buffer_index += av_clip(left, min_rate, max_rate); if(rcc->buffer_index > buffer_size){ int stuffing= ceil((rcc->buffer_index - buffer_size)/8); @@ -267,65 +320,32 @@ static double get_qscale(MpegEncContext *s, RateControlEntry *rce, double rate_f rce->p_tex_bits*rce->qscale, (rce->i_tex_bits + rce->p_tex_bits)*(double)rce->qscale, rce->mv_bits/mb_num, - rce->pict_type == B_TYPE ? (rce->f_code + rce->b_code)*0.5 : rce->f_code, + rce->pict_type == FF_B_TYPE ? (rce->f_code + rce->b_code)*0.5 : rce->f_code, rce->i_count/mb_num, rce->mc_mb_var_sum/mb_num, rce->mb_var_sum/mb_num, - rce->pict_type == I_TYPE, - rce->pict_type == P_TYPE, - rce->pict_type == B_TYPE, + rce->pict_type == FF_I_TYPE, + rce->pict_type == FF_P_TYPE, + rce->pict_type == FF_B_TYPE, rcc->qscale_sum[pict_type] / (double)rcc->frame_count[pict_type], a->qcompress, -/* rcc->last_qscale_for[I_TYPE], - rcc->last_qscale_for[P_TYPE], - rcc->last_qscale_for[B_TYPE], +/* rcc->last_qscale_for[FF_I_TYPE], + rcc->last_qscale_for[FF_P_TYPE], + rcc->last_qscale_for[FF_B_TYPE], rcc->next_non_b_qscale,*/ - rcc->i_cplx_sum[I_TYPE] / (double)rcc->frame_count[I_TYPE], - rcc->i_cplx_sum[P_TYPE] / (double)rcc->frame_count[P_TYPE], - rcc->p_cplx_sum[P_TYPE] / (double)rcc->frame_count[P_TYPE], - rcc->p_cplx_sum[B_TYPE] / (double)rcc->frame_count[B_TYPE], + rcc->i_cplx_sum[FF_I_TYPE] / (double)rcc->frame_count[FF_I_TYPE], + rcc->i_cplx_sum[FF_P_TYPE] / (double)rcc->frame_count[FF_P_TYPE], + rcc->p_cplx_sum[FF_P_TYPE] / (double)rcc->frame_count[FF_P_TYPE], + rcc->p_cplx_sum[FF_B_TYPE] / (double)rcc->frame_count[FF_B_TYPE], (rcc->i_cplx_sum[pict_type] + rcc->p_cplx_sum[pict_type]) / (double)rcc->frame_count[pict_type], 0 }; - static const char *const_names[]={ - "PI", - "E", - "iTex", - "pTex", - "tex", - "mv", - "fCode", - "iCount", - "mcVar", - "var", - "isI", - "isP", - "isB", - "avgQP", - "qComp", -/* "lastIQP", - "lastPQP", - "lastBQP", - "nextNonBQP",*/ - "avgIITex", - "avgPITex", - "avgPPTex", - "avgBPTex", - "avgTex", - NULL - }; - static double (*func1[])(void *, double)={ - (void *)bits2qp, - (void *)qp2bits, - NULL - }; - static const char *func1_names[]={ - "bits2qp", - "qp2bits", - NULL - }; - bits= ff_eval(s->avctx->rc_eq, const_values, const_names, func1, func1_names, NULL, NULL, rce); + bits= ff_parse_eval(rcc->rc_eq_eval, const_values, rce); + if (isnan(bits)) { + av_log(s->avctx, AV_LOG_ERROR, "Error evaluating rc_eq \"%s\"\n", s->avctx->rc_eq); + return -1; + } rcc->pass1_rc_eq_output_sum+= bits; bits*=rate_factor; @@ -347,10 +367,11 @@ static double get_qscale(MpegEncContext *s, RateControlEntry *rce, double rate_f q= bits2qp(rce, bits); /* I/B difference */ - if (pict_type==I_TYPE && s->avctx->i_quant_factor<0.0) + if (pict_type==FF_I_TYPE && s->avctx->i_quant_factor<0.0) q= -q*s->avctx->i_quant_factor + s->avctx->i_quant_offset; - else if(pict_type==B_TYPE && s->avctx->b_quant_factor<0.0) + else if(pict_type==FF_B_TYPE && s->avctx->b_quant_factor<0.0) q= -q*s->avctx->b_quant_factor + s->avctx->b_quant_offset; + if(q<1) q=1; return q; } @@ -359,16 +380,17 @@ static double get_diff_limited_q(MpegEncContext *s, RateControlEntry *rce, doubl RateControlContext *rcc= &s->rc_context; AVCodecContext *a= s->avctx; const int pict_type= rce->new_pict_type; - const double last_p_q = rcc->last_qscale_for[P_TYPE]; + const double last_p_q = rcc->last_qscale_for[FF_P_TYPE]; const double last_non_b_q= rcc->last_qscale_for[rcc->last_non_b_pict_type]; - if (pict_type==I_TYPE && (a->i_quant_factor>0.0 || rcc->last_non_b_pict_type==P_TYPE)) - q= last_p_q *ABS(a->i_quant_factor) + a->i_quant_offset; - else if(pict_type==B_TYPE && a->b_quant_factor>0.0) + if (pict_type==FF_I_TYPE && (a->i_quant_factor>0.0 || rcc->last_non_b_pict_type==FF_P_TYPE)) + q= last_p_q *FFABS(a->i_quant_factor) + a->i_quant_offset; + else if(pict_type==FF_B_TYPE && a->b_quant_factor>0.0) q= last_non_b_q* a->b_quant_factor + a->b_quant_offset; + if(q<1) q=1; /* last qscale / qdiff stuff */ - if(rcc->last_non_b_pict_type==pict_type || pict_type!=I_TYPE){ + if(rcc->last_non_b_pict_type==pict_type || pict_type!=FF_I_TYPE){ double last_q= rcc->last_qscale_for[pict_type]; const int maxdiff= FF_QP2LAMBDA * a->max_qdiff; @@ -376,9 +398,9 @@ static double get_diff_limited_q(MpegEncContext *s, RateControlEntry *rce, doubl else if(q < last_q - maxdiff) q= last_q - maxdiff; } - rcc->last_qscale_for[pict_type]= q; //Note we cant do that after blurring + rcc->last_qscale_for[pict_type]= q; //Note we cannot do that after blurring - if(pict_type!=B_TYPE) + if(pict_type!=FF_B_TYPE) rcc->last_non_b_pict_type= pict_type; return q; @@ -393,16 +415,16 @@ static void get_qminmax(int *qmin_ret, int *qmax_ret, MpegEncContext *s, int pic assert(qmin <= qmax); - if(pict_type==B_TYPE){ - qmin= (int)(qmin*ABS(s->avctx->b_quant_factor)+s->avctx->b_quant_offset + 0.5); - qmax= (int)(qmax*ABS(s->avctx->b_quant_factor)+s->avctx->b_quant_offset + 0.5); - }else if(pict_type==I_TYPE){ - qmin= (int)(qmin*ABS(s->avctx->i_quant_factor)+s->avctx->i_quant_offset + 0.5); - qmax= (int)(qmax*ABS(s->avctx->i_quant_factor)+s->avctx->i_quant_offset + 0.5); + if(pict_type==FF_B_TYPE){ + qmin= (int)(qmin*FFABS(s->avctx->b_quant_factor)+s->avctx->b_quant_offset + 0.5); + qmax= (int)(qmax*FFABS(s->avctx->b_quant_factor)+s->avctx->b_quant_offset + 0.5); + }else if(pict_type==FF_I_TYPE){ + qmin= (int)(qmin*FFABS(s->avctx->i_quant_factor)+s->avctx->i_quant_offset + 0.5); + qmax= (int)(qmax*FFABS(s->avctx->i_quant_factor)+s->avctx->i_quant_offset + 0.5); } - qmin= clip(qmin, 1, FF_LAMBDA_MAX); - qmax= clip(qmax, 1, FF_LAMBDA_MAX); + qmin= av_clip(qmin, 1, FF_LAMBDA_MAX); + qmax= av_clip(qmax, 1, FF_LAMBDA_MAX); if(qmaxavctx->rc_qmod_freq && frame_num%s->avctx->rc_qmod_freq==0 && pict_type==P_TYPE) + if(s->avctx->rc_qmod_freq && frame_num%s->avctx->rc_qmod_freq==0 && pict_type==FF_P_TYPE) q*= s->avctx->rc_qmod_amp; bits= qp2bits(rce, q); @@ -439,7 +461,7 @@ static double modify_qscale(MpegEncContext *s, RateControlEntry *rce, double q, else if(d<0.0001) d=0.0001; q*= pow(d, 1.0/s->avctx->rc_buffer_aggressivity); - q_limit= bits2qp(rce, FFMAX((min_rate - buffer_size + rcc->buffer_index)*3, 1)); + q_limit= bits2qp(rce, FFMAX((min_rate - buffer_size + rcc->buffer_index) * s->avctx->rc_min_vbv_overflow_use, 1)); if(q > q_limit){ if(s->avctx->debug&FF_DEBUG_RC){ av_log(s->avctx, AV_LOG_DEBUG, "limiting QP %f -> %f\n", q, q_limit); @@ -454,7 +476,7 @@ static double modify_qscale(MpegEncContext *s, RateControlEntry *rce, double q, else if(d<0.0001) d=0.0001; q/= pow(d, 1.0/s->avctx->rc_buffer_aggressivity); - q_limit= bits2qp(rce, FFMAX(rcc->buffer_index/3, 1)); + q_limit= bits2qp(rce, FFMAX(rcc->buffer_index * s->avctx->rc_max_available_vbv_use, 1)); if(q < q_limit){ if(s->avctx->debug&FF_DEBUG_RC){ av_log(s->avctx, AV_LOG_DEBUG, "limiting QP %f -> %f\n", q, q_limit); @@ -585,7 +607,7 @@ static void adaptive_quantization(MpegEncContext *s, double q){ bits_tab[i]= bits; } - /* handle qmin/qmax cliping */ + /* handle qmin/qmax clipping */ if(s->flags&CODEC_FLAG_NORMALIZE_AQP){ float factor= bits_sum/cplx_sum; for(i=0; imb_num; i++){ @@ -656,7 +678,7 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) Picture * const pic= &s->current_picture; emms_c(); -#ifdef CONFIG_XVID +#if CONFIG_LIBXVID if((s->flags&CODEC_FLAG_PASS2) && s->avctx->rc_strategy == FF_RC_STRATEGY_XVID) return ff_xvid_rate_estimate_qscale(s, dry_run); #endif @@ -667,7 +689,7 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) //printf("input_pic_num:%d pic_num:%d frame_rate:%d\n", s->input_picture_number, s->picture_number, s->frame_rate); /* update predictors */ if(picture_number>2 && !dry_run){ - const int last_var= s->last_pict_type == I_TYPE ? rcc->last_mb_var_sum : rcc->last_mc_mb_var_sum; + const int last_var= s->last_pict_type == FF_I_TYPE ? rcc->last_mb_var_sum : rcc->last_mc_mb_var_sum; update_predictor(&rcc->pred[s->last_pict_type], rcc->last_qscale, sqrt(last_var), s->frame_bits); } @@ -677,19 +699,34 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) rce= &rcc->entry[picture_number]; wanted_bits= rce->expected_bits; }else{ + Picture *dts_pic; rce= &local_rce; - wanted_bits= (uint64_t)(s->bit_rate*(double)picture_number/fps); + + //FIXME add a dts field to AVFrame and ensure its set and use it here instead of reordering + //but the reordering is simpler for now until h.264 b pyramid must be handeld + if(s->pict_type == FF_B_TYPE || s->low_delay) + dts_pic= s->current_picture_ptr; + else + dts_pic= s->last_picture_ptr; + +//if(dts_pic) +// av_log(NULL, AV_LOG_ERROR, "%Ld %Ld %Ld %d\n", s->current_picture_ptr->pts, s->user_specified_pts, dts_pic->pts, picture_number); + + if(!dts_pic || dts_pic->pts == AV_NOPTS_VALUE) + wanted_bits= (uint64_t)(s->bit_rate*(double)picture_number/fps); + else + wanted_bits= (uint64_t)(s->bit_rate*(double)dts_pic->pts/fps); } diff= s->total_bits - wanted_bits; br_compensation= (a->bit_rate_tolerance - diff)/a->bit_rate_tolerance; if(br_compensation<=0.0) br_compensation=0.001; - var= pict_type == I_TYPE ? pic->mb_var_sum : pic->mc_mb_var_sum; + var= pict_type == FF_I_TYPE ? pic->mb_var_sum : pic->mc_mb_var_sum; short_term_q = 0; /* avoid warning */ if(s->flags&CODEC_FLAG_PASS2){ - if(pict_type!=I_TYPE) + if(pict_type!=FF_I_TYPE) assert(pict_type == rce->new_pict_type); q= rce->new_qscale / br_compensation; @@ -705,7 +742,7 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) rce->misc_bits= 1; bits= predict_size(&rcc->pred[pict_type], rce->qscale, sqrt(var)); - if(pict_type== I_TYPE){ + if(pict_type== FF_I_TYPE){ rce->i_count = s->mb_num; rce->i_tex_bits= bits; rce->p_tex_bits= 0; @@ -726,6 +763,8 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) rate_factor= rcc->pass1_wanted_bits/rcc->pass1_rc_eq_output_sum * br_compensation; q= get_qscale(s, rce, rate_factor, picture_number); + if (q < 0) + return -1; assert(q>0.0); //printf("%f ", q); @@ -733,7 +772,7 @@ float ff_rate_estimate_qscale(MpegEncContext *s, int dry_run) //printf("%f ", q); assert(q>0.0); - if(pict_type==P_TYPE || s->intra_only){ //FIXME type dependant blur like in 2-pass + if(pict_type==FF_P_TYPE || s->intra_only){ //FIXME type dependent blur like in 2-pass rcc->short_term_qsum*=a->qblur; rcc->short_term_qcount*=a->qblur; @@ -793,7 +832,7 @@ static int init_pass2(MpegEncContext *s) int i, toobig; double fps= 1/av_q2d(s->avctx->time_base); double complexity[5]={0,0,0,0,0}; // aproximate bits at quant=1 - uint64_t const_bits[5]={0,0,0,0,0}; // quantizer idependant bits + uint64_t const_bits[5]={0,0,0,0,0}; // quantizer independent bits uint64_t all_const_bits; uint64_t all_available_bits= (uint64_t)(s->bit_rate*(double)rcc->num_entries/fps); double rate_factor=0; @@ -801,7 +840,7 @@ static int init_pass2(MpegEncContext *s) //int last_i_frame=-10000000; const int filter_size= (int)(a->qblur*4) | 1; double expected_bits; - double *qscale, *blured_qscale, qscale_sum; + double *qscale, *blurred_qscale, qscale_sum; /* find complexity & const_bits & decide the pict_types */ for(i=0; inum_entries; i++){ @@ -816,7 +855,7 @@ static int init_pass2(MpegEncContext *s) complexity[rce->new_pict_type]+= (rce->i_tex_bits+ rce->p_tex_bits)*(double)rce->qscale; const_bits[rce->new_pict_type]+= rce->mv_bits + rce->misc_bits; } - all_const_bits= const_bits[I_TYPE] + const_bits[P_TYPE] + const_bits[B_TYPE]; + all_const_bits= const_bits[FF_I_TYPE] + const_bits[FF_P_TYPE] + const_bits[FF_B_TYPE]; if(all_available_bits < all_const_bits){ av_log(s->avctx, AV_LOG_ERROR, "requested bitrate is too low\n"); @@ -824,7 +863,7 @@ static int init_pass2(MpegEncContext *s) } qscale= av_malloc(sizeof(double)*rcc->num_entries); - blured_qscale= av_malloc(sizeof(double)*rcc->num_entries); + blurred_qscale= av_malloc(sizeof(double)*rcc->num_entries); toobig = 0; for(step=256*256; step>0.0000001; step*=0.5){ @@ -863,16 +902,16 @@ static int init_pass2(MpegEncContext *s) q+= qscale[index] * coeff; sum+= coeff; } - blured_qscale[i]= q/sum; + blurred_qscale[i]= q/sum; } /* find expected bits */ for(i=0; inum_entries; i++){ RateControlEntry *rce= &rcc->entry[i]; double bits; - rce->new_qscale= modify_qscale(s, rce, blured_qscale[i], i); + rce->new_qscale= modify_qscale(s, rce, blurred_qscale[i], i); bits= qp2bits(rce, rce->new_qscale) + rce->mv_bits + rce->misc_bits; -//printf("%d %f\n", rce->new_bits, blured_qscale[i]); +//printf("%d %f\n", rce->new_bits, blurred_qscale[i]); bits += 8*ff_vbv_update(s, bits); rce->expected_bits= expected_bits; @@ -890,14 +929,14 @@ static int init_pass2(MpegEncContext *s) } } av_free(qscale); - av_free(blured_qscale); + av_free(blurred_qscale); /* check bitrate calculations and print info */ qscale_sum = 0.0; for(i=0; inum_entries; i++){ /* av_log(s->avctx, AV_LOG_DEBUG, "[lavc rc] entry[%d].new_qscale = %.3f qp = %.3f\n", i, rcc->entry[i].new_qscale, rcc->entry[i].new_qscale / FF_QP2LAMBDA); */ - qscale_sum += clip(rcc->entry[i].new_qscale / FF_QP2LAMBDA, s->avctx->qmin, s->avctx->qmax); + qscale_sum += av_clip(rcc->entry[i].new_qscale / FF_QP2LAMBDA, s->avctx->qmin, s->avctx->qmax); } assert(toobig <= 40); av_log(s->avctx, AV_LOG_DEBUG,