[FFmpeg-cvslog] brender_pix: use a grayscale palette as fallback instead of a uninitialized one.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Feb 21 00:21:47 2013 +0100| [551d8b58ebc03114d4231df92e366ffb7bf7ff62] | committer: Michael Niedermayer

brender_pix: use a grayscale palette as fallback instead of a uninitialized one.

Improves: 3-0-CORPSE.PIX

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=551d8b58ebc03114d4231df92e366ffb7bf7ff62
---

 libavcodec/brender_pix.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavcodec/brender_pix.c b/libavcodec/brender_pix.c
index 5245fa0..6c63244 100644
--- a/libavcodec/brender_pix.c
+++ b/libavcodec/brender_pix.c
@@ -193,6 +193,14 @@ static int brpix_decode_frame(AVCodecContext *avctx,
         s->frame.palette_has_changed = 1;
 
         chunk_type = bytestream2_get_be32(&gb);
+    } else if (avctx->pix_fmt == AV_PIX_FMT_PAL8) {
+        uint32_t *pal_out = (uint32_t *)s->frame.data[1];
+        int i;
+
+        for (i = 0; i < 256; ++i) {
+            *pal_out++ = (0xFFU << 24) | (i * 0x010101);
+        }
+        s->frame.palette_has_changed = 1;
     }
 
     data_len = bytestream2_get_be32(&gb);