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authorMichael Niedermayer <michael@niedermayer.cc>2023-03-23 19:07:47 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2023-04-15 22:38:09 +0200
commita7eca40cb8f2332d3a292cc64fe5bcb8a2f21903 (patch)
treebc3a6feb2593ae049b223120b1696e2c306c8933
parentebbf85def888a64b638b88c5e39425040d7045ee (diff)
downloadffmpeg-a7eca40cb8f2332d3a292cc64fe5bcb8a2f21903.tar.gz
avcodec/tests/snowenc: unbreak DWT tests
the IDWT data type mismatched current code Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit 8b3351bbead47f7f306621b45c8f2391b6bd23d2) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavcodec/tests/snowenc.c23
1 files changed, 14 insertions, 9 deletions
diff --git a/libavcodec/tests/snowenc.c b/libavcodec/tests/snowenc.c
index d5f94e8a61..4d9c12947b 100644
--- a/libavcodec/tests/snowenc.c
+++ b/libavcodec/tests/snowenc.c
@@ -31,6 +31,7 @@ int main(void){
#define width 256
#define height 256
int buffer[2][width*height];
+ short obuffer[width*height];
SnowContext s;
int i;
AVLFG prng;
@@ -49,24 +50,28 @@ int main(void){
printf("testing 5/3 DWT\n");
for(i=0; i<width*height; i++)
- buffer[0][i] = buffer[1][i] = av_lfg_get(&prng) % 54321 - 12345;
+ buffer[0][i] = buffer[1][i] = av_lfg_get(&prng) % 19000 - 9000;
ff_spatial_dwt(buffer[0], s.temp_dwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
- ff_spatial_idwt((IDWTELEM*)buffer[0], s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
+ for(i=0; i<width*height; i++)
+ obuffer[i] = buffer[0][i];
+ ff_spatial_idwt(obuffer, s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
for(i=0; i<width*height; i++)
- if(buffer[0][i]!= buffer[1][i]) printf("fsck: %6d %12d %7d\n",i, buffer[0][i], buffer[1][i]);
+ if(buffer[1][i]!= obuffer[i]) printf("fsck: %4dx%4dx %12d %7d\n",i%width, i/width, buffer[1][i], obuffer[i]);
printf("testing 9/7 DWT\n");
s.spatial_decomposition_type=0;
for(i=0; i<width*height; i++)
- buffer[0][i] = buffer[1][i] = av_lfg_get(&prng) % 54321 - 12345;
+ buffer[0][i] = buffer[1][i] = av_lfg_get(&prng) % 11000 - 5000;
ff_spatial_dwt(buffer[0], s.temp_dwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
- ff_spatial_idwt((IDWTELEM*)buffer[0], s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
+ for(i=0; i<width*height; i++)
+ obuffer[i] = buffer[0][i];
+ ff_spatial_idwt(obuffer, s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
for(i=0; i<width*height; i++)
- if(FFABS(buffer[0][i] - buffer[1][i])>20) printf("fsck: %6d %12d %7d\n",i, buffer[0][i], buffer[1][i]);
+ if(FFABS(buffer[1][i] - obuffer[i])>20) printf("fsck: %4dx%4d %12d %7d\n",i%width, i/width, buffer[1][i], obuffer[i]);
{
int level, orientation, x, y;
@@ -87,12 +92,12 @@ int main(void){
if(orientation&1) buf+=w;
if(orientation>1) buf+=stride>>1;
- memset(buffer[0], 0, sizeof(int)*width*height);
+ memset(obuffer, 0, sizeof(short)*width*height);
buf[w/2 + h/2*stride]= 256*256;
- ff_spatial_idwt((IDWTELEM*)buffer[0], s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
+ ff_spatial_idwt(obuffer, s.temp_idwt_buffer, width, height, width, s.spatial_decomposition_type, s.spatial_decomposition_count);
for(y=0; y<height; y++){
for(x=0; x<width; x++){
- int64_t d= buffer[0][x + y*width];
+ int64_t d= obuffer[x + y*width];
error += d*d;
if(FFABS(width/2-x)<9 && FFABS(height/2-y)<9 && level==2) printf("%8"PRId64" ", d);
}