From bca77a1a64a658beb616adcdd59fb3000c7a737b Mon Sep 17 00:00:00 2001
From: Aneesh Dogra <lionaneesh@gmail.com>
Date: Fri, 27 Jan 2012 23:45:58 +0530
Subject: [PATCH] sunrast: Document the different Sun Raster file format types.
Signed-off-by: Justin Ruggles <justin.ruggles@gmail.com>
---
libavcodec/sunrast.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/libavcodec/sunrast.c b/libavcodec/sunrast.c
index 6da57d138c2..a471aee3ed9 100644
--- a/libavcodec/sunrast.c
+++ b/libavcodec/sunrast.c
@@ -23,12 +23,28 @@
#include "libavutil/imgutils.h"
#include "avcodec.h"
+/* The Old and Standard format types indicate that the image data is
+ * uncompressed. There is no difference between the two formats. */
#define RT_OLD 0
#define RT_STANDARD 1
+
+/* The Byte-Encoded format type indicates that the image data is compressed
+ * using a run-length encoding scheme. */
#define RT_BYTE_ENCODED 2
+
+/* The RGB format type indicates that the image is uncompressed with reverse
+ * component order from Old and Standard (RGB vs BGR). */
#define RT_FORMAT_RGB 3
+
+/* The TIFF and IFF format types indicate that the raster file was originally
+ * converted from either of these file formats. We do not have any samples or
+ * documentation of the format details. */
#define RT_FORMAT_TIFF 4
#define RT_FORMAT_IFF 5
+
+/* The Experimental format type is implementation-specific and is generally an
+ * indication that the image file does not conform to the Sun Raster file
+ * format specification. */
#define RT_EXPERIMENTAL 0xffff
typedef struct SUNRASTContext {
--
GitLab