af_volume: exp10() is a GNU extension.

[ffmpeg] / libswresample / swresample_test.c

diff --git a/libswresample/swresample_test.c b/libswresample/swresample_test.c
index 61e1b09367346326949cf2a07f6a9bc4133597e2..1a37bcd5d218c27c4bb1bc79523509003034434c 100644 (file)
--- a/libswresample/swresample_test.c
+++ b/libswresample/swresample_test.c
@@ -99,7 +99,7 @@ static void setup_array(uint8_t *out[SWR_CH_MAX], uint8_t *in, enum AVSampleForm
 }
 
 int main(int argc, char **argv){
-    int in_sample_rate, out_sample_rate, ch ,i, in_ch_layout_index, out_ch_layout_index, osr;
+    int in_sample_rate, out_sample_rate, ch ,i, in_ch_layout_index, out_ch_layout_index, osr, flush_count;
     uint64_t in_ch_layout, out_ch_layout;
     enum AVSampleFormat in_sample_fmt, out_sample_fmt;
     int sample_rates[]={8000,11025,16000,22050,32000};
@@ -131,9 +131,11 @@ int main(int argc, char **argv){
                                in_sample_rate, out_sample_rate,
                                av_get_sample_fmt_name(in_sample_fmt), av_get_sample_fmt_name(out_sample_fmt));
                         forw_ctx  = swr_alloc2(forw_ctx, out_ch_layout, out_sample_fmt+planar_out, out_sample_rate,
-                                                                  in_ch_layout,  in_sample_fmt+planar_in ,  in_sample_rate, 0, 0);
-                        backw_ctx = swr_alloc2(backw_ctx,in_ch_layout,  in_sample_fmt,  in_sample_rate,
-                                                                 out_ch_layout, out_sample_fmt+planar_out, out_sample_rate, 0, 0);
+                                                          in_ch_layout,  in_sample_fmt+planar_in ,  in_sample_rate,
+                                                          NULL, 0, 0);
+                        backw_ctx = swr_alloc2(backw_ctx,in_ch_layout,  in_sample_fmt,             in_sample_rate,
+                                                        out_ch_layout, out_sample_fmt+planar_out, out_sample_rate,
+                                                        NULL, 0, 0);
                         if(swr_init( forw_ctx) < 0)
                             fprintf(stderr, "swr_init(->) failed\n");
                         if(swr_init(backw_ctx) < 0)
@@ -175,6 +177,34 @@ int main(int argc, char **argv){
 
                             fprintf(stderr, "[%f %f %f] len:%5d\n", sqrt(sse/out_count), x, maxdiff, out_count);
                         }
+
+                        flush_count=swr_convert(backw_ctx,aout, SAMPLES, 0, 0);
+                        if(flush_count){
+                            for(ch=0; ch<in_ch_count; ch++){
+                                double sse, x, maxdiff=0;
+                                double sum_a= 0;
+                                double sum_b= 0;
+                                double sum_aa= 0;
+                                double sum_bb= 0;
+                                double sum_ab= 0;
+                                for(i=0; i<flush_count; i++){
+                                    double a= get(ain , ch, i+out_count, in_ch_count, in_sample_fmt+planar_in);
+                                    double b= get(aout, ch, i, in_ch_count, in_sample_fmt);
+                                    sum_a += a;
+                                    sum_b += b;
+                                    sum_aa+= a*a;
+                                    sum_bb+= b*b;
+                                    sum_ab+= a*b;
+                                    maxdiff= FFMAX(maxdiff, FFABS(a-b));
+                                }
+                                x = sum_ab/sum_bb;
+                                sse= sum_aa + sum_bb*x*x - 2*x*sum_ab;
+
+                                fprintf(stderr, "[%f %f %f] len:%5d\n", sqrt(sse/flush_count), x, maxdiff, flush_count);
+                            }
+                        }
+
+
                         fprintf(stderr, "\n");
                     }
                 }