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authorGabe Black <gabeblack@google.com>2014-11-17 01:45:42 -0800
committerGabe Black <gabeblack@google.com>2014-11-17 01:45:42 -0800
commita08cfd797bb47ef2b3950971cdf2175ced1c33a3 (patch)
treefc7ac8cf4a706cc9e1ba1cb7b95341bc7a0a5330 /src/base/vnc
parentaceeecb1925afff455d9355d3379d393993192ab (diff)
downloadgem5-a08cfd797bb47ef2b3950971cdf2175ced1c33a3.tar.xz
vnc: Add a conversion function for bgr888.
Diffstat (limited to 'src/base/vnc')
-rw-r--r--src/base/vnc/convert.cc31
-rw-r--r--src/base/vnc/convert.hh7
2 files changed, 36 insertions, 2 deletions
diff --git a/src/base/vnc/convert.cc b/src/base/vnc/convert.cc
index 915a99407..2a52ccaec 100644
--- a/src/base/vnc/convert.cc
+++ b/src/base/vnc/convert.cc
@@ -52,8 +52,10 @@ VideoConvert::VideoConvert(Mode input_mode, Mode output_mode, int _width,
: inputMode(input_mode), outputMode(output_mode), width(_width),
height(_height)
{
- if (inputMode != bgr565 && inputMode != rgb565 && inputMode != bgr8888)
- fatal("Only support converting from bgr565, rdb565, and bgr8888\n");
+ if (inputMode != bgr565 && inputMode != rgb565 &&
+ inputMode != bgr8888 && inputMode != bgr888)
+ fatal("Only support converting from bgr565, rdb565, "
+ "bgr8888 and bgr888\n");
if (outputMode != rgb8888)
fatal("Only support converting to rgb8888\n");
@@ -76,6 +78,8 @@ VideoConvert::convert(const uint8_t *fb) const
return m565rgb8888(fb, false);
case bgr8888:
return bgr8888rgb8888(fb);
+ case bgr888:
+ return bgr888rgb8888(fb);
default:
panic("Unimplemented Mode\n");
}
@@ -136,6 +140,29 @@ VideoConvert::bgr8888rgb8888(const uint8_t *fb) const
return out;
}
+
+uint8_t*
+VideoConvert::bgr888rgb8888(const uint8_t *fb) const
+{
+ uint8_t *out = new uint8_t[area() * sizeof(uint32_t)];
+ uint32_t *out32 = (uint32_t*)out;
+
+ typedef uint8_t In24[3];
+ const In24 *in24 = (In24 *)fb;
+ for (int x = 0; x < area(); x++) {
+ Rgb8888 outpx = 0;
+
+ outpx.blue = in24[x][0];
+ outpx.green = in24[x][1];
+ outpx.red = in24[x][2];
+ outpx.alpha = 0xFF;
+
+ out32[x] = outpx;
+ }
+
+ return out;
+}
+
/*
uint64_t
VideoConvert::getHash(const uint8_t *fb) const
diff --git a/src/base/vnc/convert.hh b/src/base/vnc/convert.hh
index d6c4ea18f..592076cbf 100644
--- a/src/base/vnc/convert.hh
+++ b/src/base/vnc/convert.hh
@@ -134,6 +134,13 @@ class VideoConvert
uint8_t* bgr8888rgb8888(const uint8_t *fb) const;
/**
+ * Convert a bgr888 input to rgb8888.
+ * @param fb the data to convert
+ * @return converted data
+ */
+ uint8_t* bgr888rgb8888(const uint8_t *fb) const;
+
+ /**
* Convert a bgr565 or rgb565 input to rgb8888.
* @param fb the data to convert
* @param bgr true if the input data is bgr565