iirfilter: fix biquad filter coefficients.

[ffmpeg] / libavcodec / svq1dec.c

diff --git a/libavcodec/svq1dec.c b/libavcodec/svq1dec.c
index 5439abbf75089a70d1937b86a020653c9014a159..2a803745691df9338d4467eb4e85a9729a9c859c 100644 (file)
--- a/libavcodec/svq1dec.c
+++ b/libavcodec/svq1dec.c
@@ -33,7 +33,6 @@
  */
 
 
-//#define DEBUG_SVQ1
 #include "avcodec.h"
 #include "dsputil.h"
 #include "mpegvideo.h"
@@ -238,9 +237,9 @@ static int svq1_decode_block_intra (GetBitContext *bitbuf, uint8_t *pixels, int
     }
 
     if ((stages > 0) && (level >= 4)) {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error (svq1_decode_block_intra): invalid vector: stages=%i level=%i\n",stages,level);
-#endif
+      av_dlog(NULL,
+              "Error (svq1_decode_block_intra): invalid vector: stages=%i level=%i\n",
+              stages, level);
       return -1;        /* invalid vector */
     }
 
@@ -288,9 +287,9 @@ static int svq1_decode_block_non_intra (GetBitContext *bitbuf, uint8_t *pixels,
     if (stages == -1) continue; /* skip vector */
 
     if ((stages > 0) && (level >= 4)) {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error (svq1_decode_block_non_intra): invalid vector: stages=%i level=%i\n",stages,level);
-#endif
+      av_dlog(NULL,
+              "Error (svq1_decode_block_non_intra): invalid vector: stages=%i level=%i\n",
+              stages, level);
       return -1;        /* invalid vector */
     }
 
@@ -378,13 +377,6 @@ static int svq1_motion_inter_block (MpegEncContext *s, GetBitContext *bitbuf,
   if(x + (mv.x >> 1)<0)
      mv.x= 0;
 
-#if 0
-  int w= (s->width+15)&~15;
-  int h= (s->height+15)&~15;
-  if(x + (mv.x >> 1)<0 || y + (mv.y >> 1)<0 || x + (mv.x >> 1) + 16 > w || y + (mv.y >> 1) + 16> h)
-      av_log(s->avctx, AV_LOG_INFO, "%d %d %d %d\n", x, y, x + (mv.x >> 1), y + (mv.y >> 1));
-#endif
-
   src = &previous[(x + (mv.x >> 1)) + (y + (mv.y >> 1))*pitch];
   dst = current;
 
@@ -461,12 +453,6 @@ static int svq1_motion_inter_4v_block (MpegEncContext *s, GetBitContext *bitbuf,
     if(x + (mvx >> 1)<0)
        mvx= 0;
 
-#if 0
-  int w= (s->width+15)&~15;
-  int h= (s->height+15)&~15;
-  if(x + (mvx >> 1)<0 || y + (mvy >> 1)<0 || x + (mvx >> 1) + 8 > w || y + (mvy >> 1) + 8> h)
-      av_log(s->avctx, AV_LOG_INFO, "%d %d %d %d\n", x, y, x + (mvx >> 1), y + (mvy >> 1));
-#endif
     src = &previous[(x + (mvx >> 1)) + (y + (mvy >> 1))*pitch];
     dst = current;
 
@@ -512,9 +498,7 @@ static int svq1_decode_delta_block (MpegEncContext *s, GetBitContext *bitbuf,
 
     if (result != 0)
     {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error in svq1_motion_inter_block %i\n",result);
-#endif
+      av_dlog(s->avctx, "Error in svq1_motion_inter_block %i\n", result);
       break;
     }
     result = svq1_decode_block_non_intra (bitbuf, current, pitch);
@@ -525,9 +509,7 @@ static int svq1_decode_delta_block (MpegEncContext *s, GetBitContext *bitbuf,
 
     if (result != 0)
     {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error in svq1_motion_inter_4v_block %i\n",result);
-#endif
+      av_dlog(s->avctx, "Error in svq1_motion_inter_4v_block %i\n", result);
       break;
     }
     result = svq1_decode_block_non_intra (bitbuf, current, pitch);
@@ -567,16 +549,15 @@ static void svq1_parse_string (GetBitContext *bitbuf, uint8_t *out) {
 
 static int svq1_decode_frame_header (GetBitContext *bitbuf,MpegEncContext *s) {
   int frame_size_code;
-  int temporal_reference;
 
-  temporal_reference = get_bits (bitbuf, 8);
+  skip_bits(bitbuf, 8); /* temporal_reference */
 
   /* frame type */
   s->pict_type= get_bits (bitbuf, 2)+1;
   if(s->pict_type==4)
       return -1;
 
-  if (s->pict_type == FF_I_TYPE) {
+  if (s->pict_type == AV_PICTURE_TYPE_I) {
 
     /* unknown fields */
     if (s->f_code == 0x50 || s->f_code == 0x60) {
@@ -674,21 +655,16 @@ static int svq1_decode_frame(AVCodecContext *avctx,
 
   if (result != 0)
   {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error in svq1_decode_frame_header %i\n",result);
-#endif
+    av_dlog(s->avctx, "Error in svq1_decode_frame_header %i\n",result);
     return result;
   }
 
   //FIXME this avoids some confusion for "B frames" without 2 references
   //this should be removed after libavcodec can handle more flexible picture types & ordering
-  if(s->pict_type==FF_B_TYPE && s->last_picture_ptr==NULL) return buf_size;
+  if(s->pict_type==AV_PICTURE_TYPE_B && s->last_picture_ptr==NULL) return buf_size;
 
-#if FF_API_HURRY_UP
-  if(avctx->hurry_up && s->pict_type==FF_B_TYPE) return buf_size;
-#endif
-  if(  (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type==FF_B_TYPE)
-     ||(avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type!=FF_I_TYPE)
+  if(  (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type==AV_PICTURE_TYPE_B)
+     ||(avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type!=AV_PICTURE_TYPE_I)
      || avctx->skip_frame >= AVDISCARD_ALL)
       return buf_size;
 
@@ -715,22 +691,20 @@ static int svq1_decode_frame(AVCodecContext *avctx,
 
     current  = s->current_picture.data[i];
 
-    if(s->pict_type==FF_B_TYPE){
+    if(s->pict_type==AV_PICTURE_TYPE_B){
         previous = s->next_picture.data[i];
     }else{
         previous = s->last_picture.data[i];
     }
 
-    if (s->pict_type == FF_I_TYPE) {
+    if (s->pict_type == AV_PICTURE_TYPE_I) {
       /* keyframe */
       for (y=0; y < height; y+=16) {
         for (x=0; x < width; x+=16) {
           result = svq1_decode_block_intra (&s->gb, &current[x], linesize);
           if (result != 0)
           {
-//#ifdef DEBUG_SVQ1
             av_log(s->avctx, AV_LOG_INFO, "Error in svq1_decode_block %i (keyframe)\n",result);
-//#endif
             goto err;
           }
         }
@@ -746,9 +720,7 @@ static int svq1_decode_frame(AVCodecContext *avctx,
                                             linesize, pmv, x, y);
           if (result != 0)
           {
-#ifdef DEBUG_SVQ1
-    av_log(s->avctx, AV_LOG_INFO, "Error in svq1_decode_delta_block %i\n",result);
-#endif
+            av_dlog(s->avctx, "Error in svq1_decode_delta_block %i\n",result);
             goto err;
           }
         }