svq1: use hpeldsp instead of dsputil for half-pel functions.

This makes svq1 independent of dsputil.

configure

@@ -1804,7 +1804,7 @@ snow_encoder_select="aandcttables dsputil dwt h264qpel error_resilience mpegvide
 sonic_decoder_select="golomb"
 sonic_encoder_select="golomb"
 sonic_ls_encoder_select="golomb"
-svq1_decoder_select="dsputil mpegvideo"
+svq1_decoder_select="hpeldsp"
 svq1_encoder_select="aandcttables dsputil mpegvideoenc"
 svq3_decoder_select="error_resilience golomb h264chroma h264dsp h264pred h264qpel mpegvideo videodsp"
 svq3_decoder_suggest="zlib"

libavcodec/svq1dec.c

@@ -33,8 +33,8 @@
  */
 
 #include "avcodec.h"
-#include "dsputil.h"
 #include "get_bits.h"
+#include "hpeldsp.h"
 #include "internal.h"
 #include "mathops.h"
 #include "svq1.h"
@@ -58,7 +58,7 @@ typedef struct svq1_pmv_s {
 } svq1_pmv;
 
 typedef struct SVQ1Context {
-    DSPContext dsp;
+    HpelDSPContext hdsp;
     GetBitContext gb;
     AVFrame *prev;
     int width;
@@ -319,7 +319,7 @@ static void svq1_skip_block(uint8_t *current, uint8_t *previous,
     }
 }
 
-static int svq1_motion_inter_block(DSPContext *dsp, GetBitContext *bitbuf,
+static int svq1_motion_inter_block(HpelDSPContext *hdsp, GetBitContext *bitbuf,
                                    uint8_t *current, uint8_t *previous,
                                    int pitch, svq1_pmv *motion, int x, int y)
 {
@@ -358,12 +358,12 @@ static int svq1_motion_inter_block(DSPContext *dsp, GetBitContext *bitbuf,
     src = &previous[(x + (mv.x >> 1)) + (y + (mv.y >> 1)) * pitch];
     dst = current;
 
-    dsp->put_pixels_tab[0][(mv.y & 1) << 1 | (mv.x & 1)](dst, src, pitch, 16);
+    hdsp->put_pixels_tab[0][(mv.y & 1) << 1 | (mv.x & 1)](dst, src, pitch, 16);
 
     return 0;
 }
 
-static int svq1_motion_inter_4v_block(DSPContext *dsp, GetBitContext *bitbuf,
+static int svq1_motion_inter_4v_block(HpelDSPContext *hdsp, GetBitContext *bitbuf,
                                       uint8_t *current, uint8_t *previous,
                                       int pitch, svq1_pmv *motion, int x, int y)
 {
@@ -429,7 +429,7 @@ static int svq1_motion_inter_4v_block(DSPContext *dsp, GetBitContext *bitbuf,
         src = &previous[(x + (mvx >> 1)) + (y + (mvy >> 1)) * pitch];
         dst = current;
 
-        dsp->put_pixels_tab[1][((mvy & 1) << 1) | (mvx & 1)](dst, src, pitch, 8);
+        hdsp->put_pixels_tab[1][((mvy & 1) << 1) | (mvx & 1)](dst, src, pitch, 8);
 
         /* select next block */
         if (i & 1)
@@ -441,7 +441,7 @@ static int svq1_motion_inter_4v_block(DSPContext *dsp, GetBitContext *bitbuf,
     return 0;
 }
 
-static int svq1_decode_delta_block(AVCodecContext *avctx, DSPContext *dsp,
+static int svq1_decode_delta_block(AVCodecContext *avctx, HpelDSPContext *hdsp,
                                    GetBitContext *bitbuf,
                                    uint8_t *current, uint8_t *previous,
                                    int pitch, svq1_pmv *motion, int x, int y)
@@ -468,7 +468,7 @@ static int svq1_decode_delta_block(AVCodecContext *avctx, DSPContext *dsp,
         break;
 
     case SVQ1_BLOCK_INTER:
-        result = svq1_motion_inter_block(dsp, bitbuf, current, previous,
+        result = svq1_motion_inter_block(hdsp, bitbuf, current, previous,
                                          pitch, motion, x, y);
 
         if (result != 0) {
@@ -479,7 +479,7 @@ static int svq1_decode_delta_block(AVCodecContext *avctx, DSPContext *dsp,
         break;
 
     case SVQ1_BLOCK_INTER_4V:
-        result = svq1_motion_inter_4v_block(dsp, bitbuf, current, previous,
+        result = svq1_motion_inter_4v_block(hdsp, bitbuf, current, previous,
                                             pitch, motion, x, y);
 
         if (result != 0) {
@@ -699,7 +699,7 @@ static int svq1_decode_frame(AVCodecContext *avctx, void *data,
 
             for (y = 0; y < height; y += 16) {
                 for (x = 0; x < width; x += 16) {
-                    result = svq1_decode_delta_block(avctx, &s->dsp,
+                    result = svq1_decode_delta_block(avctx, &s->hdsp,
                                                      &s->gb, &current[x],
                                                      previous, linesize,
                                                      pmv, x, y);
@@ -748,7 +748,7 @@ static av_cold int svq1_decode_init(AVCodecContext *avctx)
     s->height           = avctx->height + 3 & ~3;
     avctx->pix_fmt      = AV_PIX_FMT_YUV410P;
 
-    ff_dsputil_init(&s->dsp, avctx);
+    ff_hpeldsp_init(&s->hdsp, avctx->flags);
 
     INIT_VLC_STATIC(&svq1_block_type, 2, 4,
                     &ff_svq1_block_type_vlc[0][1], 2, 1,