avcodec/xbmdec: support X10 format

[ffmpeg] / libavcodec / dsputil.c

diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index aba82f32337ea4e1fa016c903b5d35f0972c8e49..cfa8b768c6ea3d4e79f27a37f0407f317ee4fcc0 100644 (file)
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -1314,28 +1314,6 @@ static void wmv2_mspel8_h_lowpass(uint8_t *dst, uint8_t *src,
     }
 }
 
-#if CONFIG_RV40_DECODER
-void ff_put_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
-{
-    put_pixels16_xy2_8_c(dst, src, stride, 16);
-}
-
-void ff_avg_rv40_qpel16_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
-{
-    avg_pixels16_xy2_8_c(dst, src, stride, 16);
-}
-
-void ff_put_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
-{
-    put_pixels8_xy2_8_c(dst, src, stride, 8);
-}
-
-void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
-{
-    avg_pixels8_xy2_8_c(dst, src, stride, 8);
-}
-#endif /* CONFIG_RV40_DECODER */
-
 #if CONFIG_DIRAC_DECODER
 #define DIRAC_MC(OPNAME)\
 void ff_ ## OPNAME ## _dirac_pixels8_c(uint8_t *dst, const uint8_t *src[5], int stride, int h)\
@@ -2572,6 +2550,44 @@ static void ff_jref_idct1_add(uint8_t *dest, int line_size, int16_t *block)
     dest[0] = av_clip_uint8(dest[0] + ((block[0] + 4)>>3));
 }
 
+/* draw the edges of width 'w' of an image of size width, height */
+// FIXME: Check that this is OK for MPEG-4 interlaced.
+static void draw_edges_8_c(uint8_t *buf, int wrap, int width, int height,
+                           int w, int h, int sides)
+{
+    uint8_t *ptr = buf, *last_line;
+    int i;
+
+    /* left and right */
+    for (i = 0; i < height; i++) {
+        memset(ptr - w, ptr[0], w);
+        memset(ptr + width, ptr[width - 1], w);
+        ptr += wrap;
+    }
+
+    /* top and bottom + corners */
+    buf -= w;
+    last_line = buf + (height - 1) * wrap;
+    if (sides & EDGE_TOP)
+        for (i = 0; i < h; i++)
+            // top
+            memcpy(buf - (i + 1) * wrap, buf, width + w + w);
+    if (sides & EDGE_BOTTOM)
+        for (i = 0; i < h; i++)
+            // bottom
+            memcpy(last_line + (i + 1) * wrap, last_line, width + w + w);
+}
+
+static void clear_block_8_c(int16_t *block)
+{
+    memset(block, 0, sizeof(int16_t) * 64);
+}
+
+static void clear_blocks_8_c(int16_t *blocks)
+{
+    memset(blocks, 0, sizeof(int16_t) * 6 * 64);
+}
+
 /* init static data */
 av_cold void ff_dsputil_static_init(void)
 {