FS#10199: Adds limiter DSP function

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22394 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 24 insertions, 0 deletions

diff --git a/apps/plugins/test_codec.c b/apps/plugins/test_codec.c
index bae4571067..22516ba373 100644
--- a/apps/plugins/test_codec.c
+++ b/apps/plugins/test_codec.c
@@ -810,10 +810,34 @@ show_menu:
             
             rb->closedir(dir);
         }
+        /* process last samples */
+        if (use_dsp)
+            rb->dsp_flush_limiter_buffer(dspbuffer);
     } else {
         /* Just test the file */
         res = test_track(parameter);
 
+        /* process last samples */
+        if (use_dsp)
+        {
+            int channels = (wavinfo.stereomode == STEREO_MONO) ? 1 : 2;
+            int count = rb->dsp_flush_limiter_buffer(dspbuffer);
+            if (channels == 1)
+            {
+                unsigned char *s = dspbuffer, *d = dspbuffer;
+                int c = count;
+                while (c-- > 0)
+                {
+                    *d++ = *s++;
+                    *d++ = *s++;
+                    s++;
+                    s++;
+                }
+            }
+            if (wavinfo.fd >= 0)
+                rb->write(wavinfo.fd, dspbuffer, count * 2 * channels);
+        }
+
         /* Close WAV file (if there was one) */
         if (wavinfo.fd >= 0) {
             close_wav();