[FFmpeg-cvslog] r18927 - trunk/libavcodec/eatqi.c

reimar subversion
Sun May 24 11:14:19 CEST 2009


Author: reimar
Date: Sun May 24 11:14:19 2009
New Revision: 18927

Log:
eatqi: move "block" variable into context to ensure sufficient alignment for
idct_put for compilers/architectures that can not align stack variables that much.
This is also consistent with similar code in eatgq.c

Modified:
   trunk/libavcodec/eatqi.c

Modified: trunk/libavcodec/eatqi.c
==============================================================================
--- trunk/libavcodec/eatqi.c	Sun May 24 11:06:06 2009	(r18926)
+++ trunk/libavcodec/eatqi.c	Sun May 24 11:14:19 2009	(r18927)
@@ -40,6 +40,7 @@ typedef struct TqiContext {
     AVFrame frame;
     void *bitstream_buf;
     unsigned int bitstream_buf_size;
+    DECLARE_ALIGNED_16(DCTELEM, block[6][64]);
 } TqiContext;
 
 static av_cold int tqi_decode_init(AVCodecContext *avctx)
@@ -108,7 +109,6 @@ static int tqi_decode_frame(AVCodecConte
     const uint8_t *buf_end = buf+buf_size;
     TqiContext *t = avctx->priv_data;
     MpegEncContext *s = &t->s;
-    DECLARE_ALIGNED_16(DCTELEM, block[6][64]);
 
     s->width  = AV_RL16(&buf[0]);
     s->height = AV_RL16(&buf[2]);
@@ -136,8 +136,8 @@ static int tqi_decode_frame(AVCodecConte
     for (s->mb_y=0; s->mb_y<(avctx->height+15)/16; s->mb_y++)
     for (s->mb_x=0; s->mb_x<(avctx->width+15)/16; s->mb_x++)
     {
-        tqi_decode_mb(s, block);
-        tqi_idct_put(t, block);
+        tqi_decode_mb(s, t->block);
+        tqi_idct_put(t, t->block);
     }
 
     *data_size = sizeof(AVFrame);



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