Updated FFmpeg

git-svn-id: https://mpc-hc.svn.sourceforge.net/svnroot/mpc-hc/trunk@1792 10f7b99b-c216-0410-bff0-8a66a9350fd8

1 files changed, 20 insertions, 1 deletions

diff --git a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp3dsp.c b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp3dsp.c
index 83d46e97f..09161a546 100644
--- a/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp3dsp.c
+++ b/src/filters/transform/MPCVideoDec/ffmpeg/libavcodec/vp3dsp.c
@@ -19,7 +19,7 @@
  */

 

 /**

- * @file vp3dsp.c

+ * @file libavcodec/vp3dsp.c

  * Standard C DSP-oriented functions cribbed from the original VP3

  * source code.

  */

@@ -223,6 +223,25 @@ void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*
     idct(dest, line_size, block, 2);

 }

 

+void ff_vp3_idct_dc_add_c(uint8_t *dest/*align 8*/, int line_size, const DCTELEM *block/*align 16*/){

+    const uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;

+    int i, dc = block[0];

+    dc = (46341*dc)>>16;

+    dc = (46341*dc + (8<<16))>>20;

+

+    for(i = 0; i < 8; i++){

+        dest[0] = cm[dest[0]+dc];

+        dest[1] = cm[dest[1]+dc];

+        dest[2] = cm[dest[2]+dc];

+        dest[3] = cm[dest[3]+dc];

+        dest[4] = cm[dest[4]+dc];

+        dest[5] = cm[dest[5]+dc];

+        dest[6] = cm[dest[6]+dc];

+        dest[7] = cm[dest[7]+dc];

+        dest += line_size;

+    }

+}

+

 void ff_vp3_v_loop_filter_c(uint8_t *first_pixel, int stride, int *bounding_values)

 {

     unsigned char *end;