Added ReplayGain support to WavPack, including a small fix to dsp.c

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7237 a1c6a512-1295-4272-9138-f99709370657

3 files changed, 36 insertions, 11 deletions

diff --git a/apps/codecs/wavpack.c b/apps/codecs/wavpack.c
index f76ac5a..30638f9 100644
--- a/apps/codecs/wavpack.c
+++ b/apps/codecs/wavpack.c
@@ -77,12 +77,14 @@ enum codec_status codec_start(struct codec_api* api)
     while (!*rb->taginfo_ready && !ci->stop_codec)
         ci->sleep(1);
         
-    if (ci->id3->frequency != NATIVE_FREQUENCY) {
-        ci->configure(DSP_SET_FREQUENCY, (long *)(ci->id3->frequency));
-        ci->configure(CODEC_DSP_ENABLE, (bool *)true);
-    } else {
-        ci->configure(CODEC_DSP_ENABLE, (bool *)false);
+    if (ci->id3->frequency != NATIVE_FREQUENCY ||
+        ci->global_settings->replaygain) {
+            ci->configure(CODEC_DSP_ENABLE, (bool *)true);
+            ci->configure(DSP_SET_FREQUENCY, (long *)(ci->id3->frequency));
+            codec_set_replaygain(rb->id3);
     }
+    else
+        ci->configure(CODEC_DSP_ENABLE, (bool *)false);
     
     /* Create a decoder instance */
     wpc = WavpackOpenFileInput (read_callback, error);
diff --git a/apps/dsp.c b/apps/dsp.c
index ea0dece..6f00736 100644
--- a/apps/dsp.c
+++ b/apps/dsp.c
@@ -397,7 +397,7 @@ static void apply_gain(long* src[], int count)
             *d0++ = FRACMUL_8(*s0++, gain);
         }
         
-        if (s0 != s1)
+        if (src [0] != src [1])
         {
             for (i = 0; i < count; i++)
             {
diff --git a/apps/metadata.c b/apps/metadata.c
index 09bcb55..409bdf8 100644
--- a/apps/metadata.c
+++ b/apps/metadata.c
@@ -520,11 +520,34 @@ static bool get_apetag_info (struct mp3entry *entry, int fd)
     if (get_apetag_item (&temp_apetag, "track", temp_buffer, rem_space))
         entry->tracknum = atoi (temp_buffer);
 
-    if (get_apetag_item (&temp_apetag, "artist", temp_buffer, rem_space)) {
-        UTF8ToAnsi (entry->artist = temp_buffer);
-        str_space = strlen (temp_buffer) + 1;
-        temp_buffer += str_space;
-        rem_space -= str_space;
+    if (get_apetag_item (&temp_apetag, "replaygain_track_peak", temp_buffer, rem_space))
+        entry->track_peak = get_replaypeak (temp_buffer);
+
+    if (get_apetag_item (&temp_apetag, "replaygain_album_peak", temp_buffer, rem_space))
+        entry->album_peak = get_replaypeak (temp_buffer);
+
+    if (rem_space > 1 &&
+        get_apetag_item (&temp_apetag, "replaygain_track_gain", temp_buffer, rem_space)) {
+            entry->track_gain = get_replaygain (entry->track_gain_str = temp_buffer);
+            str_space = strlen (temp_buffer) + 1;
+            temp_buffer += str_space;
+            rem_space -= str_space;
+    }
+
+    if (rem_space > 1 &&
+        get_apetag_item (&temp_apetag, "replaygain_album_gain", temp_buffer, rem_space)) {
+            entry->album_gain = get_replaygain (entry->album_gain_str = temp_buffer);
+            str_space = strlen (temp_buffer) + 1;
+            temp_buffer += str_space;
+            rem_space -= str_space;
+    }
+
+    if (rem_space > 1 &&
+        get_apetag_item (&temp_apetag, "artist", temp_buffer, rem_space)) {
+            UTF8ToAnsi (entry->artist = temp_buffer);
+            str_space = strlen (temp_buffer) + 1;
+            temp_buffer += str_space;
+            rem_space -= str_space;
     }
 
     if (rem_space > 1 &&