Module: libav
Branch: master
Commit: f8dea10d3f09376894613d0266c34d1a16ac735f

Author:    Carl Eugen Hoyos <[email protected]>
Committer: Vittorio Giovara <[email protected]>
Date:      Sat Jan 14 01:14:51 2012 +0100

sgi: decode images with 4 channels at 8 and 16 bits

---

 Changelog           |    1 +
 libavcodec/sgidec.c |    4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Changelog b/Changelog
index e6a9431..c29d227 100644
--- a/Changelog
+++ b/Changelog
@@ -11,6 +11,7 @@ version <next>:
 - XBM decoder
 - bmp standalone parser
 - OpenEXR image decoder
+- support decoding 4-channel SGI images
 
 
 version 10:
diff --git a/libavcodec/sgidec.c b/libavcodec/sgidec.c
index 04cfcd0..357d54e 100644
--- a/libavcodec/sgidec.c
+++ b/libavcodec/sgidec.c
@@ -198,8 +198,8 @@ static int decode_frame(AVCodecContext *avctx,
         avctx->pix_fmt = s->bytes_per_channel == 2 ? AV_PIX_FMT_GRAY16BE : 
AV_PIX_FMT_GRAY8;
     } else if (s->depth == SGI_RGB) {
         avctx->pix_fmt = s->bytes_per_channel == 2 ? AV_PIX_FMT_RGB48BE : 
AV_PIX_FMT_RGB24;
-    } else if (s->depth == SGI_RGBA && s->bytes_per_channel == 1) {
-        avctx->pix_fmt = AV_PIX_FMT_RGBA;
+    } else if (s->depth == SGI_RGBA) {
+        avctx->pix_fmt = s->bytes_per_channel == 2 ? AV_PIX_FMT_RGBA64BE : 
AV_PIX_FMT_RGBA;
     } else {
         av_log(avctx, AV_LOG_ERROR, "wrong picture format\n");
         return -1;

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