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[Qemu-devel] [PATCH] musicpal: Fix output level of 8-bit samples


From: Jan Kiszka
Subject: [Qemu-devel] [PATCH] musicpal: Fix output level of 8-bit samples
Date: Sun, 27 Apr 2008 12:46:18 +0200
User-agent: Thunderbird 2.0.0.12 (X11/20080226)

I've still no test case for this, but looking at the code again, the
following makes a bit more sense.

Signed-off-by: Jan Kiszka <address@hidden>
---
 hw/musicpal.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Index: b/hw/musicpal.c
===================================================================
--- a/hw/musicpal.c
+++ b/hw/musicpal.c
@@ -270,15 +270,15 @@ static void audio_callback(void *opaque,
         return;
 
     if (s->playback_mode & MP_AUDIO_16BIT_SAMPLE)
-        memcpy(wm8750_dac_buffer(s->wm, block_size >> 2), 
+        memcpy(wm8750_dac_buffer(s->wm, block_size >> 2),
                (uint32_t *)(s->target_buffer + s->play_pos),
                block_size);
     else {
         codec_buffer = wm8750_dac_buffer(s->wm, block_size >> 1);
         for (pos = 0; pos < block_size; pos += 2) {
-            *codec_buffer++ = cpu_to_le16(2 *
+            *codec_buffer++ = cpu_to_le16(256 *
                     *(int8_t *)(s->target_buffer + s->play_pos + pos));
-            *codec_buffer++ = cpu_to_le16(2 *
+            *codec_buffer++ = cpu_to_le16(256 *
                     *(int8_t *)(s->target_buffer + s->play_pos + pos + 1));
         }
     }




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