X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpegvideo_enc.c;h=cca2f7fe05ee520d74bad7b31e75c0f2a28294c1;hb=5e12701c5c881722f28379a15a60d5a20698b10f;hp=36be455f21f2cb4f3df84a10536a60ce318f495d;hpb=b2a9177017b426e782198a7b3f8ffd478bbfa323;p=ffmpeg

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 36be455f21f..cca2f7fe05e 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -1,6 +1,6 @@
 /*
  * The simplest mpeg encoder (well, it was the simplest!)
- * Copyright (c) 2000,2001 Fabrice Bellard.
+ * Copyright (c) 2000,2001 Fabrice Bellard
  * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
  *
  * 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
@@ -23,7 +23,7 @@
  */
 
 /**
- * @file mpegvideo_enc.c
+ * @file libavcodec/mpegvideo_enc.c
  * The simplest mpeg encoder (well, it was the simplest!).
  */
 
@@ -35,6 +35,7 @@
 #include "msmpeg4.h"
 #include "h263.h"
 #include "faandct.h"
+#include "aandcttab.h"
 #include <limits.h>
 
 //#undef NDEBUG
@@ -49,18 +50,6 @@ static int sse_mb(MpegEncContext *s);
 
 //#define DEBUG
 
-static const uint16_t aanscales[64] = {
-    /* precomputed values scaled up by 14 bits */
-    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
-    22725, 31521, 29692, 26722, 22725, 17855, 12299,  6270,
-    21407, 29692, 27969, 25172, 21407, 16819, 11585,  5906,
-    19266, 26722, 25172, 22654, 19266, 15137, 10426,  5315,
-    16384, 22725, 21407, 19266, 16384, 12873,  8867,  4520,
-    12873, 17855, 16819, 15137, 12873, 10114,  6967,  3552,
-    8867 , 12299, 11585, 10426,  8867,  6967,  4799,  2446,
-    4520 ,  6270,  5906,  5315,  4520,  3552,  2446,  1247
-};
-
 static uint8_t default_mv_penalty[MAX_FCODE+1][MAX_MV*2+1];
 static uint8_t default_fcode_tab[MAX_MV*2+1];
 
@@ -80,9 +69,9 @@ void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][6
             for(i=0;i<64;i++) {
                 const int j= dsp->idct_permutation[i];
                 /* 16 <= qscale * quant_matrix[i] <= 7905 */
-                /* 19952         <= aanscales[i] * qscale * quant_matrix[i]           <= 249205026 */
-                /* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */
-                /* 3444240       >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */
+                /* 19952             <= ff_aanscales[i] * qscale * quant_matrix[i]               <= 249205026 */
+                /* (1 << 36) / 19952 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= (1 << 36) / 249205026 */
+                /* 3444240           >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= 275 */
 
                 qmat[qscale][i] = (int)((UINT64_C(1) << QMAT_SHIFT) /
                                 (qscale * quant_matrix[j]));
@@ -95,12 +84,12 @@ void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][6
             for(i=0;i<64;i++) {
                 const int j= dsp->idct_permutation[i];
                 /* 16 <= qscale * quant_matrix[i] <= 7905 */
-                /* 19952         <= aanscales[i] * qscale * quant_matrix[i]           <= 249205026 */
-                /* (1<<36)/19952 >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */
-                /* 3444240       >= (1<<36)/(aanscales[i] * qscale * quant_matrix[i]) >= 275 */
+                /* 19952             <= ff_aanscales[i] * qscale * quant_matrix[i]               <= 249205026 */
+                /* (1 << 36) / 19952 >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= (1<<36)/249205026 */
+                /* 3444240           >= (1 << 36) / (ff_aanscales[i] * qscale * quant_matrix[i]) >= 275 */
 
                 qmat[qscale][i] = (int)((UINT64_C(1) << (QMAT_SHIFT + 14)) /
-                                (aanscales[i] * qscale * quant_matrix[j]));
+                                (ff_aanscales[i] * qscale * quant_matrix[j]));
             }
         } else {
             for(i=0;i<64;i++) {
@@ -126,7 +115,7 @@ void ff_convert_matrix(DSPContext *dsp, int (*qmat)[64], uint16_t (*qmat16)[2][6
                    || dsp->fdct == ff_faandct
 #endif
                    ) {
-                max= (8191LL*aanscales[i]) >> 14;
+                max = (8191LL*ff_aanscales[i]) >> 14;
             }
             while(((max * qmat[qscale][i]) >> shift) > INT_MAX){
                 shift++;
@@ -229,7 +218,7 @@ static void MPV_encode_defaults(MpegEncContext *s){
 }
 
 /* init video encoder */
-int MPV_encode_init(AVCodecContext *avctx)
+av_cold int MPV_encode_init(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
     int i;
@@ -246,7 +235,7 @@ int MPV_encode_init(AVCodecContext *avctx)
         break;
     case CODEC_ID_LJPEG:
     case CODEC_ID_MJPEG:
-        if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P &&
+        if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P && avctx->pix_fmt != PIX_FMT_RGB32 &&
            ((avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P) || avctx->strict_std_compliance>FF_COMPLIANCE_INOFFICIAL)){
             av_log(avctx, AV_LOG_ERROR, "colorspace not supported in jpeg\n");
             return -1;
@@ -403,7 +392,7 @@ int MPV_encode_init(AVCodecContext *avctx)
         return -1;
     }
 
-    if((s->flags & CODEC_FLAG_CBP_RD) && !(s->flags & CODEC_FLAG_TRELLIS_QUANT)){
+    if((s->flags & CODEC_FLAG_CBP_RD) && !avctx->trellis){
         av_log(avctx, AV_LOG_ERROR, "CBP RD needs trellis quant\n");
         return -1;
     }
@@ -414,7 +403,7 @@ int MPV_encode_init(AVCodecContext *avctx)
     }
 
     if(s->avctx->scenechange_threshold < 1000000000 && (s->flags & CODEC_FLAG_CLOSED_GOP)){
-        av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection arent supported yet, set threshold to 1000000000\n");
+        av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection are not supported yet, set threshold to 1000000000\n");
         return -1;
     }
 
@@ -424,8 +413,8 @@ int MPV_encode_init(AVCodecContext *avctx)
     }
 
     if(s->flags & CODEC_FLAG_LOW_DELAY){
-        if (s->codec_id != CODEC_ID_MPEG2VIDEO && s->codec_id != CODEC_ID_MPEG1VIDEO){
-            av_log(avctx, AV_LOG_ERROR, "low delay forcing is only available for mpeg1/2\n");
+        if (s->codec_id != CODEC_ID_MPEG2VIDEO){
+            av_log(avctx, AV_LOG_ERROR, "low delay forcing is only available for mpeg2\n");
             return -1;
         }
         if (s->max_b_frames != 0){
@@ -475,7 +464,7 @@ int MPV_encode_init(AVCodecContext *avctx)
         avctx->b_frame_strategy = 0;
     }
 
-    i= ff_gcd(avctx->time_base.den, avctx->time_base.num);
+    i= av_gcd(avctx->time_base.den, avctx->time_base.num);
     if(i > 1){
         av_log(avctx, AV_LOG_INFO, "removing common factors from framerate\n");
         avctx->time_base.den /= i;
@@ -529,14 +518,14 @@ int MPV_encode_init(AVCodecContext *avctx)
         s->mjpeg_hsample[0] = 2;
         s->mjpeg_hsample[1] = 2>>chroma_h_shift;
         s->mjpeg_hsample[2] = 2>>chroma_h_shift;
-        if (!(ENABLE_MJPEG_ENCODER || ENABLE_LJPEG_ENCODER)
+        if (!(CONFIG_MJPEG_ENCODER || CONFIG_LJPEG_ENCODER)
             || ff_mjpeg_encode_init(s) < 0)
             return -1;
         avctx->delay=0;
         s->low_delay=1;
         break;
     case CODEC_ID_H261:
-        if (!ENABLE_H261_ENCODER)  return -1;
+        if (!CONFIG_H261_ENCODER)  return -1;
         if (ff_h261_get_picture_format(s->width, s->height) < 0) {
             av_log(avctx, AV_LOG_ERROR, "The specified picture size of %dx%d is not valid for the H.261 codec.\nValid sizes are 176x144, 352x288\n", s->width, s->height);
             return -1;
@@ -546,7 +535,7 @@ int MPV_encode_init(AVCodecContext *avctx)
         s->low_delay=1;
         break;
     case CODEC_ID_H263:
-        if (!ENABLE_H263_ENCODER)  return -1;
+        if (!CONFIG_H263_ENCODER)  return -1;
         if (h263_get_picture_format(s->width, s->height) == 7) {
             av_log(avctx, AV_LOG_INFO, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height);
             return -1;
@@ -669,10 +658,10 @@ int MPV_encode_init(AVCodecContext *avctx)
     if(!s->denoise_dct)
         s->denoise_dct = denoise_dct_c;
     s->fast_dct_quantize = s->dct_quantize;
-    if(s->flags & CODEC_FLAG_TRELLIS_QUANT)
+    if(avctx->trellis)
         s->dct_quantize = dct_quantize_trellis_c;
 
-    if((ENABLE_H263P_ENCODER || ENABLE_RV20_ENCODER) && s->modified_quant)
+    if((CONFIG_H263P_ENCODER || CONFIG_RV20_ENCODER) && s->modified_quant)
         s->chroma_qscale_table= ff_h263_chroma_qscale_table;
     s->progressive_frame=
     s->progressive_sequence= !(avctx->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN));
@@ -681,20 +670,20 @@ int MPV_encode_init(AVCodecContext *avctx)
     ff_set_cmp(&s->dsp, s->dsp.ildct_cmp, s->avctx->ildct_cmp);
     ff_set_cmp(&s->dsp, s->dsp.frame_skip_cmp, s->avctx->frame_skip_cmp);
 
-    if (ENABLE_H261_ENCODER && s->out_format == FMT_H261)
+    if (CONFIG_H261_ENCODER && s->out_format == FMT_H261)
         ff_h261_encode_init(s);
-    if (ENABLE_ANY_H263_ENCODER && s->out_format == FMT_H263)
+    if (CONFIG_ANY_H263_ENCODER && s->out_format == FMT_H263)
         h263_encode_init(s);
-    if (ENABLE_MSMPEG4_ENCODER && s->msmpeg4_version)
+    if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version)
         ff_msmpeg4_encode_init(s);
-    if ((ENABLE_MPEG1VIDEO_ENCODER || ENABLE_MPEG2VIDEO_ENCODER)
+    if ((CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
         && s->out_format == FMT_MPEG1)
         ff_mpeg1_encode_init(s);
 
     /* init q matrix */
     for(i=0;i<64;i++) {
         int j= s->dsp.idct_permutation[i];
-        if(ENABLE_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->mpeg_quant){
+        if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->mpeg_quant){
             s->intra_matrix[j] = ff_mpeg4_default_intra_matrix[i];
             s->inter_matrix[j] = ff_mpeg4_default_non_intra_matrix[i];
         }else if(s->out_format == FMT_H263 || s->out_format == FMT_H261){
@@ -726,14 +715,14 @@ int MPV_encode_init(AVCodecContext *avctx)
     return 0;
 }
 
-int MPV_encode_end(AVCodecContext *avctx)
+av_cold int MPV_encode_end(AVCodecContext *avctx)
 {
     MpegEncContext *s = avctx->priv_data;
 
     ff_rate_control_uninit(s);
 
     MPV_common_end(s);
-    if ((ENABLE_MJPEG_ENCODER || ENABLE_LJPEG_ENCODER) && s->out_format == FMT_MJPEG)
+    if ((CONFIG_MJPEG_ENCODER || CONFIG_LJPEG_ENCODER) && s->out_format == FMT_MJPEG)
         ff_mjpeg_encode_close(s);
 
     av_freep(&avctx->extradata);
@@ -928,8 +917,8 @@ static int estimate_best_b_count(MpegEncContext *s){
     assert(scale>=0 && scale <=3);
 
 //    emms_c();
-    p_lambda= s->last_lambda_for[P_TYPE]; //s->next_picture_ptr->quality;
-    b_lambda= s->last_lambda_for[B_TYPE]; //p_lambda *FFABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset;
+    p_lambda= s->last_lambda_for[FF_P_TYPE]; //s->next_picture_ptr->quality;
+    b_lambda= s->last_lambda_for[FF_B_TYPE]; //p_lambda *FFABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset;
     if(!b_lambda) b_lambda= p_lambda; //FIXME we should do this somewhere else
     lambda2= (b_lambda*b_lambda + (1<<FF_LAMBDA_SHIFT)/2 ) >> FF_LAMBDA_SHIFT;
 
@@ -984,7 +973,7 @@ static int estimate_best_b_count(MpegEncContext *s){
 
         c->error[0]= c->error[1]= c->error[2]= 0;
 
-        input[0].pict_type= I_TYPE;
+        input[0].pict_type= FF_I_TYPE;
         input[0].quality= 1 * FF_QP2LAMBDA;
         out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[0]);
 //        rd += (out_size * lambda2) >> FF_LAMBDA_SHIFT;
@@ -992,7 +981,7 @@ static int estimate_best_b_count(MpegEncContext *s){
         for(i=0; i<s->max_b_frames+1; i++){
             int is_p= i % (j+1) == j || i==s->max_b_frames;
 
-            input[i+1].pict_type= is_p ? P_TYPE : B_TYPE;
+            input[i+1].pict_type= is_p ? FF_P_TYPE : FF_B_TYPE;
             input[i+1].quality= is_p ? p_lambda : b_lambda;
             out_size = avcodec_encode_video(c, outbuf, outbuf_size, &input[i+1]);
             rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3);
@@ -1034,7 +1023,7 @@ static void select_input_picture(MpegEncContext *s){
     if(s->reordered_input_picture[0]==NULL && s->input_picture[0]){
         if(/*s->picture_in_gop_number >= s->gop_size ||*/ s->next_picture_ptr==NULL || s->intra_only){
             s->reordered_input_picture[0]= s->input_picture[0];
-            s->reordered_input_picture[0]->pict_type= I_TYPE;
+            s->reordered_input_picture[0]->pict_type= FF_I_TYPE;
             s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++;
         }else{
             int b_frames;
@@ -1069,7 +1058,7 @@ static void select_input_picture(MpegEncContext *s){
                     if(pict_num >= s->rc_context.num_entries)
                         break;
                     if(!s->input_picture[i]){
-                        s->rc_context.entry[pict_num-1].new_pict_type = P_TYPE;
+                        s->rc_context.entry[pict_num-1].new_pict_type = FF_P_TYPE;
                         break;
                     }
 
@@ -1113,10 +1102,10 @@ static void select_input_picture(MpegEncContext *s){
 
             for(i= b_frames - 1; i>=0; i--){
                 int type= s->input_picture[i]->pict_type;
-                if(type && type != B_TYPE)
+                if(type && type != FF_B_TYPE)
                     b_frames= i;
             }
-            if(s->input_picture[b_frames]->pict_type == B_TYPE && b_frames == s->max_b_frames){
+            if(s->input_picture[b_frames]->pict_type == FF_B_TYPE && b_frames == s->max_b_frames){
                 av_log(s->avctx, AV_LOG_ERROR, "warning, too many b frames in a row\n");
             }
 
@@ -1126,31 +1115,31 @@ static void select_input_picture(MpegEncContext *s){
               }else{
                 if(s->flags & CODEC_FLAG_CLOSED_GOP)
                     b_frames=0;
-                s->input_picture[b_frames]->pict_type= I_TYPE;
+                s->input_picture[b_frames]->pict_type= FF_I_TYPE;
               }
             }
 
             if(   (s->flags & CODEC_FLAG_CLOSED_GOP)
                && b_frames
-               && s->input_picture[b_frames]->pict_type== I_TYPE)
+               && s->input_picture[b_frames]->pict_type== FF_I_TYPE)
                 b_frames--;
 
             s->reordered_input_picture[0]= s->input_picture[b_frames];
-            if(s->reordered_input_picture[0]->pict_type != I_TYPE)
-                s->reordered_input_picture[0]->pict_type= P_TYPE;
+            if(s->reordered_input_picture[0]->pict_type != FF_I_TYPE)
+                s->reordered_input_picture[0]->pict_type= FF_P_TYPE;
             s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++;
             for(i=0; i<b_frames; i++){
                 s->reordered_input_picture[i+1]= s->input_picture[i];
-                s->reordered_input_picture[i+1]->pict_type= B_TYPE;
+                s->reordered_input_picture[i+1]->pict_type= FF_B_TYPE;
                 s->reordered_input_picture[i+1]->coded_picture_number= s->coded_picture_number++;
             }
         }
     }
 no_output_pic:
     if(s->reordered_input_picture[0]){
-        s->reordered_input_picture[0]->reference= s->reordered_input_picture[0]->pict_type!=B_TYPE ? 3 : 0;
+        s->reordered_input_picture[0]->reference= s->reordered_input_picture[0]->pict_type!=FF_B_TYPE ? 3 : 0;
 
-        copy_picture(&s->new_picture, s->reordered_input_picture[0]);
+        ff_copy_picture(&s->new_picture, s->reordered_input_picture[0]);
 
         if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_SHARED || s->avctx->rc_buffer_size){
             // input is a shared pix, so we can't modifiy it -> alloc a new one & ensure that the shared one is reuseable
@@ -1182,7 +1171,7 @@ no_output_pic:
                 s->new_picture.data[i]+= INPLACE_OFFSET;
             }
         }
-        copy_picture(&s->current_picture, s->current_picture_ptr);
+        ff_copy_picture(&s->current_picture, s->current_picture_ptr);
 
         s->picture_number= s->new_picture.display_picture_number;
 //printf("dpn:%d\n", s->picture_number);
@@ -1237,12 +1226,12 @@ vbv_retry:
 
         MPV_frame_end(s);
 
-        if (ENABLE_MJPEG_ENCODER && s->out_format == FMT_MJPEG)
+        if (CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG)
             ff_mjpeg_encode_picture_trailer(s);
 
         if(avctx->rc_buffer_size){
             RateControlContext *rcc= &s->rc_context;
-            int max_size= rcc->buffer_index/3;
+            int max_size= rcc->buffer_index * avctx->rc_max_available_vbv_use;
 
             if(put_bits_count(&s->pb) > max_size && s->lambda < s->avctx->lmax){
                 s->next_lambda= FFMAX(s->lambda+1, s->lambda*(s->qscale+1) / s->qscale);
@@ -1252,11 +1241,11 @@ vbv_retry:
                         s->lambda_table[i]= FFMAX(s->lambda_table[i]+1, s->lambda_table[i]*(s->qscale+1) / s->qscale);
                 }
                 s->mb_skipped = 0;        //done in MPV_frame_start()
-                if(s->pict_type==P_TYPE){ //done in encode_picture() so we must undo it
+                if(s->pict_type==FF_P_TYPE){ //done in encode_picture() so we must undo it
                     if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4)
                         s->no_rounding ^= 1;
                 }
-                if(s->pict_type!=B_TYPE){
+                if(s->pict_type!=FF_B_TYPE){
                     s->time_base= s->last_time_base;
                     s->last_non_b_time= s->time - s->pp_time;
                 }
@@ -1332,7 +1321,7 @@ vbv_retry:
         s->total_bits += s->frame_bits;
         avctx->frame_bits  = s->frame_bits;
     }else{
-        assert((pbBufPtr(&s->pb) == s->pb.buf));
+        assert((put_bits_ptr(&s->pb) == s->pb.buf));
         s->frame_bits=0;
     }
     assert((s->frame_bits&7)==0);
@@ -1364,7 +1353,7 @@ static inline void dct_single_coeff_elimination(MpegEncContext *s, int n, int th
     }else
         skip_dc=1;
 
-    /* are all which we could set to zero are allready zero? */
+    /* Are all we could set to zero already zero? */
     if(last_index<=skip_dc - 1) return;
 
     for(i=0; i<=last_index; i++){
@@ -1473,7 +1462,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, int motion_x,
 
                 if(s->codec_id==CODEC_ID_MPEG4){
                     if(!s->mb_intra){
-                        if(s->pict_type == B_TYPE){
+                        if(s->pict_type == FF_B_TYPE){
                             if(s->dquant&1 || s->mv_dir&MV_DIRECT)
                                 s->dquant= 0;
                         }
@@ -1550,7 +1539,7 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, int motion_x,
         dest_cb = s->dest[1];
         dest_cr = s->dest[2];
 
-        if ((!s->no_rounding) || s->pict_type==B_TYPE){
+        if ((!s->no_rounding) || s->pict_type==FF_B_TYPE){
             op_pix = s->dsp.put_pixels_tab;
             op_qpix= s->dsp.put_qpel_pixels_tab;
         }else{
@@ -1698,25 +1687,25 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, int motion_x,
     switch(s->codec_id){ //FIXME funct ptr could be slightly faster
     case CODEC_ID_MPEG1VIDEO:
     case CODEC_ID_MPEG2VIDEO:
-        if (ENABLE_MPEG1VIDEO_ENCODER || ENABLE_MPEG2VIDEO_ENCODER)
+        if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
             mpeg1_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MPEG4:
-        if (ENABLE_MPEG4_ENCODER)
+        if (CONFIG_MPEG4_ENCODER)
             mpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MSMPEG4V2:
     case CODEC_ID_MSMPEG4V3:
     case CODEC_ID_WMV1:
-        if (ENABLE_MSMPEG4_ENCODER)
+        if (CONFIG_MSMPEG4_ENCODER)
             msmpeg4_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_WMV2:
-        if (ENABLE_WMV2_ENCODER)
+        if (CONFIG_WMV2_ENCODER)
             ff_wmv2_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_H261:
-        if (ENABLE_H261_ENCODER)
+        if (CONFIG_H261_ENCODER)
             ff_h261_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_H263:
@@ -1724,12 +1713,12 @@ static av_always_inline void encode_mb_internal(MpegEncContext *s, int motion_x,
     case CODEC_ID_FLV1:
     case CODEC_ID_RV10:
     case CODEC_ID_RV20:
-        if (ENABLE_H263_ENCODER || ENABLE_H263P_ENCODER ||
-            ENABLE_FLV_ENCODER  || ENABLE_RV10_ENCODER  || ENABLE_RV20_ENCODER)
+        if (CONFIG_H263_ENCODER || CONFIG_H263P_ENCODER ||
+            CONFIG_FLV_ENCODER  || CONFIG_RV10_ENCODER  || CONFIG_RV20_ENCODER)
             h263_encode_mb(s, s->block, motion_x, motion_y);
         break;
     case CODEC_ID_MJPEG:
-        if (ENABLE_MJPEG_ENCODER)
+        if (CONFIG_MJPEG_ENCODER)
             ff_mjpeg_encode_mb(s, s->block);
         break;
     default:
@@ -1906,7 +1895,7 @@ static int sse_mb(MpegEncContext *s){
 }
 
 static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){
-    MpegEncContext *s= arg;
+    MpegEncContext *s= *(void**)arg;
 
 
     s->me.pre_pass=1;
@@ -1925,7 +1914,7 @@ static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){
 }
 
 static int estimate_motion_thread(AVCodecContext *c, void *arg){
-    MpegEncContext *s= arg;
+    MpegEncContext *s= *(void**)arg;
 
     ff_check_alignment();
 
@@ -1941,7 +1930,7 @@ static int estimate_motion_thread(AVCodecContext *c, void *arg){
             s->block_index[3]+=2;
 
             /* compute motion vector & mb_type and store in context */
-            if(s->pict_type==B_TYPE)
+            if(s->pict_type==FF_B_TYPE)
                 ff_estimate_b_frame_motion(s, s->mb_x, s->mb_y);
             else
                 ff_estimate_p_frame_motion(s, s->mb_x, s->mb_y);
@@ -1952,7 +1941,7 @@ static int estimate_motion_thread(AVCodecContext *c, void *arg){
 }
 
 static int mb_var_thread(AVCodecContext *c, void *arg){
-    MpegEncContext *s= arg;
+    MpegEncContext *s= *(void**)arg;
     int mb_x, mb_y;
 
     ff_check_alignment();
@@ -1976,13 +1965,13 @@ static int mb_var_thread(AVCodecContext *c, void *arg){
 }
 
 static void write_slice_end(MpegEncContext *s){
-    if(ENABLE_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4){
+    if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4){
         if(s->partitioned_frame){
             ff_mpeg4_merge_partitions(s);
         }
 
         ff_mpeg4_stuffing(&s->pb);
-    }else if(ENABLE_MJPEG_ENCODER && s->out_format == FMT_MJPEG){
+    }else if(CONFIG_MJPEG_ENCODER && s->out_format == FMT_MJPEG){
         ff_mjpeg_encode_stuffing(&s->pb);
     }
 
@@ -1994,8 +1983,9 @@ static void write_slice_end(MpegEncContext *s){
 }
 
 static int encode_thread(AVCodecContext *c, void *arg){
-    MpegEncContext *s= arg;
+    MpegEncContext *s= *(void**)arg;
     int mb_x, mb_y, pdif = 0;
+    int chr_h= 16>>s->chroma_y_shift;
     int i, j;
     MpegEncContext best_s, backup_s;
     uint8_t bit_buf[2][MAX_MB_BYTES];
@@ -2038,11 +2028,11 @@ static int encode_thread(AVCodecContext *c, void *arg){
     case CODEC_ID_H263:
     case CODEC_ID_H263P:
     case CODEC_ID_FLV1:
-        if (ENABLE_H263_ENCODER || ENABLE_H263P_ENCODER || ENABLE_FLV_ENCODER)
+        if (CONFIG_H263_ENCODER || CONFIG_H263P_ENCODER || CONFIG_FLV_ENCODER)
             s->gob_index = ff_h263_get_gob_height(s);
         break;
     case CODEC_ID_MPEG4:
-        if(ENABLE_MPEG4_ENCODER && s->partitioned_frame)
+        if(CONFIG_MPEG4_ENCODER && s->partitioned_frame)
             ff_mpeg4_init_partitions(s);
         break;
     }
@@ -2082,7 +2072,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
             s->mb_y = mb_y;  // moved into loop, can get changed by H.261
             ff_update_block_index(s);
 
-            if(ENABLE_H261_ENCODER && s->codec_id == CODEC_ID_H261){
+            if(CONFIG_H261_ENCODER && s->codec_id == CODEC_ID_H261){
                 ff_h261_reorder_mb_index(s);
                 xy= s->mb_y*s->mb_stride + s->mb_x;
                 mb_type= s->mb_type[xy];
@@ -2115,13 +2105,13 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     if(s->start_mb_y != mb_y || mb_x!=0){
                         write_slice_end(s);
 
-                        if(ENABLE_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame){
+                        if(CONFIG_MPEG4_ENCODER && s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame){
                             ff_mpeg4_init_partitions(s);
                         }
                     }
 
                     assert((put_bits_count(&s->pb)&7) == 0);
-                    current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob;
+                    current_packet_size= put_bits_ptr(&s->pb) - s->ptr_lastgob;
 
                     if(s->avctx->error_rate && s->resync_mb_x + s->resync_mb_y > 0){
                         int r= put_bits_count(&s->pb)/8 + s->picture_number + 16 + s->mb_x + s->mb_y;
@@ -2131,7 +2121,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
 #ifndef ALT_BITSTREAM_WRITER
                             s->pb.buf_ptr= s->ptr_lastgob;
 #endif
-                            assert(pbBufPtr(&s->pb) == s->ptr_lastgob);
+                            assert(put_bits_ptr(&s->pb) == s->ptr_lastgob);
                         }
                     }
 
@@ -2142,21 +2132,21 @@ static int encode_thread(AVCodecContext *c, void *arg){
 
                     switch(s->codec_id){
                     case CODEC_ID_MPEG4:
-                        if (ENABLE_MPEG4_ENCODER) {
+                        if (CONFIG_MPEG4_ENCODER) {
                             ff_mpeg4_encode_video_packet_header(s);
                             ff_mpeg4_clean_buffers(s);
                         }
                     break;
                     case CODEC_ID_MPEG1VIDEO:
                     case CODEC_ID_MPEG2VIDEO:
-                        if (ENABLE_MPEG1VIDEO_ENCODER || ENABLE_MPEG2VIDEO_ENCODER) {
+                        if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) {
                             ff_mpeg1_encode_slice_header(s);
                             ff_mpeg1_clean_buffers(s);
                         }
                     break;
                     case CODEC_ID_H263:
                     case CODEC_ID_H263P:
-                        if (ENABLE_H263_ENCODER || ENABLE_H263P_ENCODER)
+                        if (CONFIG_H263_ENCODER || CONFIG_H263P_ENCODER)
                             h263_encode_gob_header(s, mb_y);
                     break;
                     }
@@ -2338,7 +2328,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                         s->mv[1][0][0] = best_s.mv[1][0][0];
                         s->mv[1][0][1] = best_s.mv[1][0][1];
 
-                        qpi = s->pict_type == B_TYPE ? 2 : 0;
+                        qpi = s->pict_type == FF_B_TYPE ? 2 : 0;
                         for(; qpi<4; qpi++){
                             int dquant= dquant_tab[qpi];
                             qp= last_qp + dquant;
@@ -2365,7 +2355,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                         }
                     }
                 }
-                if(ENABLE_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT){
+                if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT){
                     int mx= s->b_direct_mv_table[xy][0];
                     int my= s->b_direct_mv_table[xy][1];
 
@@ -2376,7 +2366,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
                                  &dmin, &next_block, mx, my);
                 }
-                if(ENABLE_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT0){
+                if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT0){
                     backup_s.dquant = 0;
                     s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
                     s->mb_intra= 0;
@@ -2391,7 +2381,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     if(coded){
                         int mx,my;
                         memcpy(s->mv, best_s.mv, sizeof(s->mv));
-                        if(ENABLE_MPEG4_ENCODER && best_s.mv_dir & MV_DIRECT){
+                        if(CONFIG_MPEG4_ENCODER && best_s.mv_dir & MV_DIRECT){
                             mx=my=0; //FIXME find the one we actually used
                             ff_mpeg4_set_direct_mv(s, mx, my);
                         }else if(best_s.mv_dir&MV_DIR_BACKWARD){
@@ -2439,8 +2429,8 @@ static int encode_thread(AVCodecContext *c, void *arg){
                 }
                 s->last_bits= put_bits_count(&s->pb);
 
-                if (ENABLE_ANY_H263_ENCODER &&
-                    s->out_format == FMT_H263 && s->pict_type!=B_TYPE)
+                if (CONFIG_ANY_H263_ENCODER &&
+                    s->out_format == FMT_H263 && s->pict_type!=FF_B_TYPE)
                     ff_h263_update_motion_val(s);
 
                 if(next_block==0){ //FIXME 16 vs linesize16
@@ -2489,7 +2479,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     }
                     break;
                 case CANDIDATE_MB_TYPE_DIRECT:
-                    if (ENABLE_MPEG4_ENCODER) {
+                    if (CONFIG_MPEG4_ENCODER) {
                         s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT;
                         s->mb_intra= 0;
                         motion_x=s->b_direct_mv_table[xy][0];
@@ -2498,7 +2488,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     }
                     break;
                 case CANDIDATE_MB_TYPE_DIRECT0:
-                    if (ENABLE_MPEG4_ENCODER) {
+                    if (CONFIG_MPEG4_ENCODER) {
                         s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT;
                         s->mb_intra= 0;
                         ff_mpeg4_set_direct_mv(s, 0, 0);
@@ -2566,8 +2556,8 @@ static int encode_thread(AVCodecContext *c, void *arg){
                 // RAL: Update last macroblock type
                 s->last_mv_dir = s->mv_dir;
 
-                if (ENABLE_ANY_H263_ENCODER &&
-                    s->out_format == FMT_H263 && s->pict_type!=B_TYPE)
+                if (CONFIG_ANY_H263_ENCODER &&
+                    s->out_format == FMT_H263 && s->pict_type!=FF_B_TYPE)
                     ff_h263_update_motion_val(s);
 
                 MPV_decode_mb(s, s->block);
@@ -2590,14 +2580,14 @@ static int encode_thread(AVCodecContext *c, void *arg){
                     s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16,
                     s->dest[0], w, h, s->linesize);
                 s->current_picture.error[1] += sse(
-                    s, s->new_picture.data[1] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,
-                    s->dest[1], w>>1, h>>1, s->uvlinesize);
+                    s, s->new_picture.data[1] + s->mb_x*8  + s->mb_y*s->uvlinesize*chr_h,
+                    s->dest[1], w>>1, h>>s->chroma_y_shift, s->uvlinesize);
                 s->current_picture.error[2] += sse(
-                    s, s->new_picture    .data[2] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,
-                    s->dest[2], w>>1, h>>1, s->uvlinesize);
+                    s, s->new_picture.data[2] + s->mb_x*8  + s->mb_y*s->uvlinesize*chr_h,
+                    s->dest[2], w>>1, h>>s->chroma_y_shift, s->uvlinesize);
             }
             if(s->loop_filter){
-                if(ENABLE_ANY_H263_ENCODER && s->out_format == FMT_H263)
+                if(CONFIG_ANY_H263_ENCODER && s->out_format == FMT_H263)
                     ff_h263_loop_filter(s);
             }
 //printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_stride, put_bits_count(&s->pb));
@@ -2605,7 +2595,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
     }
 
     //not beautiful here but we must write it before flushing so it has to be here
-    if (ENABLE_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == I_TYPE)
+    if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == FF_I_TYPE)
         msmpeg4_encode_ext_header(s);
 
     write_slice_end(s);
@@ -2613,7 +2603,7 @@ static int encode_thread(AVCodecContext *c, void *arg){
     /* Send the last GOB if RTP */
     if (s->avctx->rtp_callback) {
         int number_mb = (mb_y - s->resync_mb_y)*s->mb_width - s->resync_mb_x;
-        pdif = pbBufPtr(&s->pb) - s->ptr_lastgob;
+        pdif = put_bits_ptr(&s->pb) - s->ptr_lastgob;
         /* Call the RTP callback to send the last GOB */
         emms_c();
         s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, pdif, number_mb);
@@ -2676,13 +2666,13 @@ static int estimate_qp(MpegEncContext *s, int dry_run){
     if(s->adaptive_quant){
         switch(s->codec_id){
         case CODEC_ID_MPEG4:
-            if (ENABLE_MPEG4_ENCODER)
+            if (CONFIG_MPEG4_ENCODER)
                 ff_clean_mpeg4_qscales(s);
             break;
         case CODEC_ID_H263:
         case CODEC_ID_H263P:
         case CODEC_ID_FLV1:
-            if (ENABLE_H263_ENCODER||ENABLE_H263P_ENCODER||ENABLE_FLV_ENCODER)
+            if (CONFIG_H263_ENCODER||CONFIG_H263P_ENCODER||CONFIG_FLV_ENCODER)
                 ff_clean_h263_qscales(s);
             break;
         }
@@ -2701,7 +2691,7 @@ static void set_frame_distances(MpegEncContext * s){
     assert(s->current_picture_ptr->pts != AV_NOPTS_VALUE);
     s->time= s->current_picture_ptr->pts*s->avctx->time_base.num;
 
-    if(s->pict_type==B_TYPE){
+    if(s->pict_type==FF_B_TYPE){
         s->pb_time= s->pp_time - (s->last_non_b_time - s->time);
         assert(s->pb_time > 0 && s->pb_time < s->pp_time);
     }else{
@@ -2726,17 +2716,17 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     // RAL: Condition added for MPEG1VIDEO
     if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4))
         set_frame_distances(s);
-    if(ENABLE_MPEG4_ENCODER && s->codec_id == CODEC_ID_MPEG4)
+    if(CONFIG_MPEG4_ENCODER && s->codec_id == CODEC_ID_MPEG4)
         ff_set_mpeg4_time(s);
 
     s->me.scene_change_score=0;
 
-//    s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME ratedistoration
+//    s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME rate distortion
 
-    if(s->pict_type==I_TYPE){
+    if(s->pict_type==FF_I_TYPE){
         if(s->msmpeg4_version >= 3) s->no_rounding=1;
         else                        s->no_rounding=0;
-    }else if(s->pict_type!=B_TYPE){
+    }else if(s->pict_type!=FF_B_TYPE){
         if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4)
             s->no_rounding ^= 1;
     }
@@ -2746,7 +2736,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
             return -1;
         ff_get_2pass_fcode(s);
     }else if(!(s->flags & CODEC_FLAG_QSCALE)){
-        if(s->pict_type==B_TYPE)
+        if(s->pict_type==FF_B_TYPE)
             s->lambda= s->last_lambda_for[s->pict_type];
         else
             s->lambda= s->last_lambda_for[s->last_non_b_pict_type];
@@ -2758,27 +2748,28 @@ static int encode_picture(MpegEncContext *s, int picture_number)
         ff_update_duplicate_context(s->thread_context[i], s);
     }
 
-    ff_init_me(s);
+    if(ff_init_me(s)<0)
+        return -1;
 
     /* Estimate motion for every MB */
-    if(s->pict_type != I_TYPE){
+    if(s->pict_type != FF_I_TYPE){
         s->lambda = (s->lambda * s->avctx->me_penalty_compensation + 128)>>8;
         s->lambda2= (s->lambda2* (int64_t)s->avctx->me_penalty_compensation + 128)>>8;
-        if(s->pict_type != B_TYPE && s->avctx->me_threshold==0){
-            if((s->avctx->pre_me && s->last_non_b_pict_type==I_TYPE) || s->avctx->pre_me==2){
-                s->avctx->execute(s->avctx, pre_estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+        if(s->pict_type != FF_B_TYPE && s->avctx->me_threshold==0){
+            if((s->avctx->pre_me && s->last_non_b_pict_type==FF_I_TYPE) || s->avctx->pre_me==2){
+                s->avctx->execute(s->avctx, pre_estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count, sizeof(void*));
             }
         }
 
-        s->avctx->execute(s->avctx, estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
-    }else /* if(s->pict_type == I_TYPE) */{
+        s->avctx->execute(s->avctx, estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count, sizeof(void*));
+    }else /* if(s->pict_type == FF_I_TYPE) */{
         /* I-Frame */
         for(i=0; i<s->mb_stride*s->mb_height; i++)
             s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
 
         if(!s->fixed_qscale){
             /* finding spatial complexity for I-frame rate control */
-            s->avctx->execute(s->avctx, mb_var_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+            s->avctx->execute(s->avctx, mb_var_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count, sizeof(void*));
         }
     }
     for(i=1; i<s->avctx->thread_count; i++){
@@ -2788,22 +2779,22 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     s->current_picture.   mb_var_sum= s->current_picture_ptr->   mb_var_sum= s->me.   mb_var_sum_temp;
     emms_c();
 
-    if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == P_TYPE){
-        s->pict_type= I_TYPE;
+    if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == FF_P_TYPE){
+        s->pict_type= FF_I_TYPE;
         for(i=0; i<s->mb_stride*s->mb_height; i++)
             s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
 //printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum);
     }
 
     if(!s->umvplus){
-        if(s->pict_type==P_TYPE || s->pict_type==S_TYPE) {
+        if(s->pict_type==FF_P_TYPE || s->pict_type==FF_S_TYPE) {
             s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER);
 
             if(s->flags & CODEC_FLAG_INTERLACED_ME){
                 int a,b;
                 a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select
                 b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
-                s->f_code= FFMAX(s->f_code, FFMAX(a,b));
+                s->f_code= FFMAX3(s->f_code, a, b);
             }
 
             ff_fix_long_p_mvs(s);
@@ -2818,7 +2809,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
             }
         }
 
-        if(s->pict_type==B_TYPE){
+        if(s->pict_type==FF_B_TYPE){
             int a, b;
 
             a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD);
@@ -2852,7 +2843,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     if (estimate_qp(s, 0) < 0)
         return -1;
 
-    if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
+    if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==FF_I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
         s->qscale= 3; //reduce clipping problems
 
     if (s->out_format == FMT_MJPEG) {
@@ -2870,7 +2861,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
 
     //FIXME var duplication
     s->current_picture_ptr->key_frame=
-    s->current_picture.key_frame= s->pict_type == I_TYPE; //FIXME pic_ptr
+    s->current_picture.key_frame= s->pict_type == FF_I_TYPE; //FIXME pic_ptr
     s->current_picture_ptr->pict_type=
     s->current_picture.pict_type= s->pict_type;
 
@@ -2880,31 +2871,31 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     s->last_bits= put_bits_count(&s->pb);
     switch(s->out_format) {
     case FMT_MJPEG:
-        if (ENABLE_MJPEG_ENCODER)
+        if (CONFIG_MJPEG_ENCODER)
             ff_mjpeg_encode_picture_header(s);
         break;
     case FMT_H261:
-        if (ENABLE_H261_ENCODER)
+        if (CONFIG_H261_ENCODER)
             ff_h261_encode_picture_header(s, picture_number);
         break;
     case FMT_H263:
-        if (ENABLE_WMV2_ENCODER && s->codec_id == CODEC_ID_WMV2)
+        if (CONFIG_WMV2_ENCODER && s->codec_id == CODEC_ID_WMV2)
             ff_wmv2_encode_picture_header(s, picture_number);
-        else if (ENABLE_MSMPEG4_ENCODER && s->h263_msmpeg4)
+        else if (CONFIG_MSMPEG4_ENCODER && s->h263_msmpeg4)
             msmpeg4_encode_picture_header(s, picture_number);
-        else if (ENABLE_MPEG4_ENCODER && s->h263_pred)
+        else if (CONFIG_MPEG4_ENCODER && s->h263_pred)
             mpeg4_encode_picture_header(s, picture_number);
-        else if (ENABLE_RV10_ENCODER && s->codec_id == CODEC_ID_RV10)
+        else if (CONFIG_RV10_ENCODER && s->codec_id == CODEC_ID_RV10)
             rv10_encode_picture_header(s, picture_number);
-        else if (ENABLE_RV20_ENCODER && s->codec_id == CODEC_ID_RV20)
+        else if (CONFIG_RV20_ENCODER && s->codec_id == CODEC_ID_RV20)
             rv20_encode_picture_header(s, picture_number);
-        else if (ENABLE_FLV_ENCODER && s->codec_id == CODEC_ID_FLV1)
+        else if (CONFIG_FLV_ENCODER && s->codec_id == CODEC_ID_FLV1)
             ff_flv_encode_picture_header(s, picture_number);
-        else if (ENABLE_ANY_H263_ENCODER)
+        else if (CONFIG_ANY_H263_ENCODER)
             h263_encode_picture_header(s, picture_number);
         break;
     case FMT_MPEG1:
-        if (ENABLE_MPEG1VIDEO_ENCODER || ENABLE_MPEG2VIDEO_ENCODER)
+        if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER)
             mpeg1_encode_picture_header(s, picture_number);
         break;
     case FMT_H264:
@@ -2918,7 +2909,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     for(i=1; i<s->avctx->thread_count; i++){
         update_duplicate_context_after_me(s->thread_context[i], s);
     }
-    s->avctx->execute(s->avctx, encode_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+    s->avctx->execute(s->avctx, encode_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count, sizeof(void*));
     for(i=1; i<s->avctx->thread_count; i++){
         merge_context_after_encode(s, s->thread_context[i]);
     }
@@ -3067,12 +3058,20 @@ int dct_quantize_trellis_c(MpegEncContext *s,
     survivor_count= 1;
 
     for(i=start_i; i<=last_non_zero; i++){
-        int level_index, j;
-        const int dct_coeff= FFABS(block[ scantable[i] ]);
-        const int zero_distoration= dct_coeff*dct_coeff;
+        int level_index, j, zero_distortion;
+        int dct_coeff= FFABS(block[ scantable[i] ]);
         int best_score=256*256*256*120;
+
+        if (   s->dsp.fdct == fdct_ifast
+#ifndef FAAN_POSTSCALE
+            || s->dsp.fdct == ff_faandct
+#endif
+           )
+            dct_coeff= (dct_coeff*ff_inv_aanscales[ scantable[i] ]) >> 12;
+        zero_distortion= dct_coeff*dct_coeff;
+
         for(level_index=0; level_index < coeff_count[i]; level_index++){
-            int distoration;
+            int distortion;
             int level= coeff[level_index][i];
             const int alevel= FFABS(level);
             int unquant_coeff;
@@ -3093,12 +3092,12 @@ int dct_quantize_trellis_c(MpegEncContext *s,
                 unquant_coeff<<= 3;
             }
 
-            distoration= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff) - zero_distoration;
+            distortion= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff) - zero_distortion;
             level+=64;
             if((level&(~127)) == 0){
                 for(j=survivor_count-1; j>=0; j--){
                     int run= i - survivor[j];
-                    int score= distoration + length[UNI_AC_ENC_INDEX(run, level)]*lambda;
+                    int score= distortion + length[UNI_AC_ENC_INDEX(run, level)]*lambda;
                     score += score_tab[i-run];
 
                     if(score < best_score){
@@ -3111,7 +3110,7 @@ int dct_quantize_trellis_c(MpegEncContext *s,
                 if(s->out_format == FMT_H263){
                     for(j=survivor_count-1; j>=0; j--){
                         int run= i - survivor[j];
-                        int score= distoration + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda;
+                        int score= distortion + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda;
                         score += score_tab[i-run];
                         if(score < last_score){
                             last_score= score;
@@ -3122,10 +3121,10 @@ int dct_quantize_trellis_c(MpegEncContext *s,
                     }
                 }
             }else{
-                distoration += esc_length*lambda;
+                distortion += esc_length*lambda;
                 for(j=survivor_count-1; j>=0; j--){
                     int run= i - survivor[j];
-                    int score= distoration + score_tab[i-run];
+                    int score= distortion + score_tab[i-run];
 
                     if(score < best_score){
                         best_score= score;
@@ -3137,7 +3136,7 @@ int dct_quantize_trellis_c(MpegEncContext *s,
                 if(s->out_format == FMT_H263){
                   for(j=survivor_count-1; j>=0; j--){
                         int run= i - survivor[j];
-                        int score= distoration + score_tab[i-run];
+                        int score= distortion + score_tab[i-run];
                         if(score < last_score){
                             last_score= score;
                             last_run= run;
@@ -3724,7 +3723,8 @@ AVCodec h263_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
 };
 
 AVCodec h263p_encoder = {
@@ -3735,7 +3735,8 @@ AVCodec h263p_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
 };
 
 AVCodec flv_encoder = {
@@ -3746,7 +3747,8 @@ AVCodec flv_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("Flash Video (FLV)"),
 };
 
 AVCodec rv10_encoder = {
@@ -3757,7 +3759,8 @@ AVCodec rv10_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("RealVideo 1.0"),
 };
 
 AVCodec rv20_encoder = {
@@ -3768,7 +3771,8 @@ AVCodec rv20_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("RealVideo 2.0"),
 };
 
 AVCodec mpeg4_encoder = {
@@ -3779,8 +3783,9 @@ AVCodec mpeg4_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
     .capabilities= CODEC_CAP_DELAY,
+    .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2"),
 };
 
 AVCodec msmpeg4v1_encoder = {
@@ -3791,7 +3796,8 @@ AVCodec msmpeg4v1_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 1"),
 };
 
 AVCodec msmpeg4v2_encoder = {
@@ -3802,7 +3808,8 @@ AVCodec msmpeg4v2_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 2"),
 };
 
 AVCodec msmpeg4v3_encoder = {
@@ -3813,7 +3820,8 @@ AVCodec msmpeg4v3_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 3"),
 };
 
 AVCodec wmv1_encoder = {
@@ -3824,5 +3832,6 @@ AVCodec wmv1_encoder = {
     MPV_encode_init,
     MPV_encode_picture,
     MPV_encode_end,
-    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, -1},
+    .pix_fmts= (enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
+    .long_name= NULL_IF_CONFIG_SMALL("Windows Media Video 7"),
 };