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authorJosé Fonseca <jrfonseca@tungstengraphics.com>2008-07-20 09:27:27 +0900
committerJosé Fonseca <jrfonseca@tungstengraphics.com>2008-07-20 09:27:27 +0900
commit939be248fed849f637b44587717d41199082d5fd (patch)
tree5b9472029ae451e4a261e9034b522a17bcee78c9 /bin
parentb1d6ff1afd3ec8460f746c76764dc89f9cd70556 (diff)
raw2png: Handle r5g6b5 format.
Diffstat (limited to 'bin')
-rwxr-xr-xbin/raw2png.py30
1 files changed, 20 insertions, 10 deletions
diff --git a/bin/raw2png.py b/bin/raw2png.py
index 880dc89f550..be4f3ec86c1 100755
--- a/bin/raw2png.py
+++ b/bin/raw2png.py
@@ -254,30 +254,40 @@ def yuv2rgb(y, u, v):
return r, g, b
-def translate_rgba(data):
- r, g, b, a = data
+def translate_r5g6b5(data):
+ value, = struct.unpack_from("H", data)
+ r = ((value >> 11) & 0x1f)*0xff/0x1f
+ g = ((value >> 5) & 0x3f)*0xff/0x3f
+ b = ((value >> 0) & 0x1f)*0xff/0x1f
+ a = 255
+ return [[(r, g, b, a)]]
+
+
+def translate_r8g8b8a8(data):
+ r, g, b, a = struct.unpack_from("BBBB", data)
return [[(r, g, b, a)]]
def translate_ycbcr(data):
- y1, u, y2, v = data
+ y1, u, y2, v = struct.unpack_from("BBBB", data)
r1, g1, b1 = yuv2rgb(y1, u, v)
r2, g2, b2 = yuv2rgb(y1, u, v)
return [[(r1, g1, b1, 255), (r2, g2, b2, 255)]]
def translate_ycbcr_rev(data):
- v, y2, u, y1 = data
+ v, y2, u, y1 = struct.unpack_from("BBBB", data)
r1, g1, b1 = yuv2rgb(y1, u, v)
r2, g2, b2 = yuv2rgb(y1, u, v)
return [[(r1, g1, b1, 255), (r2, g2, b2, 255)]]
translate = {
- PIPE_FORMAT_A8R8G8B8_UNORM: (4, 1, 1, translate_rgba),
- PIPE_FORMAT_X8R8G8B8_UNORM: (4, 1, 1, translate_rgba),
- PIPE_FORMAT_B8G8R8A8_UNORM: (4, 1, 1, translate_rgba),
- PIPE_FORMAT_B8G8R8X8_UNORM: (4, 1, 1, translate_rgba),
- PIPE_FORMAT_A8B8G8R8_SNORM: (4, 1, 1, translate_rgba),
+ PIPE_FORMAT_A8R8G8B8_UNORM: (4, 1, 1, translate_r8g8b8a8),
+ PIPE_FORMAT_X8R8G8B8_UNORM: (4, 1, 1, translate_r8g8b8a8),
+ PIPE_FORMAT_B8G8R8A8_UNORM: (4, 1, 1, translate_r8g8b8a8),
+ PIPE_FORMAT_B8G8R8X8_UNORM: (4, 1, 1, translate_r8g8b8a8),
+ PIPE_FORMAT_A8B8G8R8_SNORM: (4, 1, 1, translate_r8g8b8a8),
+ PIPE_FORMAT_R5G6B5_UNORM: (2, 1, 1, translate_r5g6b5),
PIPE_FORMAT_YCBCR: (4, 2, 1, translate_ycbcr),
PIPE_FORMAT_YCBCR_REV: (4, 2, 1, translate_ycbcr_rev),
}
@@ -304,7 +314,7 @@ def process(infilename, outfilename):
return
for y in range(0, height, bheight):
for x in range(0, width, bwidth):
- indata = map(ord, infile.read(4))
+ indata = infile.read(bsize)
outdata = translate_func(indata)
for j in range(bheight):
for i in range(bwidth):