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Update gdb bitmap viewer.

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This updates the gdb bitmap viewer for color enums, SkBitmap layout, and
to work with gdb when using python 2.

Change-Id: Id50048ecd7db5b3febaff15f118d8b8183c7dbf1
Reviewed-on: https://skia-review.googlesource.com/136247
Reviewed-by: Herb Derby <herb@google.com>
Commit-Queue: Ben Wagner <bungeman@google.com>
This commit is contained in:
Ben Wagner 2018-06-20 16:34:15 -04:00 committed by Skia Commit-Bot
parent 224796587a
commit 2de15fd063
1 changed files with 15 additions and 10 deletions
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25
tools/gdb/bitmap.py
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@ -27,9 +27,12 @@ class ColorType(Enum):
rgb_565 = 2
argb_4444 = 3
rgba_8888 = 4
bgra_8888 = 5
gray_8 = 6
rgba_F16 = 7
rgbx_8888 = 5
bgra_8888 = 6
rgba_1010102 = 7
rgb_101010x = 8
gray_8 = 9
rgba_F16 = 10
class AlphaType(Enum):
unknown = 0
@ -49,11 +52,13 @@ class sk_bitmap(gdb.Command):
frame = gdb.selected_frame()
val = frame.read_var(arg)
if str(val.type.strip_typedefs()) == 'SkBitmap':
pixels = val['fPixels']
row_bytes = val['fRowBytes']
info = val['fInfo']
width = info['fWidth']
height = info['fHeight']
pixmap = val['fPixmap']
pixels = pixmap['fPixels']
row_bytes = pixmap['fRowBytes']
info = pixmap['fInfo']
dimensions = info['fDimensions']
width = dimensions['fWidth']
height = dimensions['fHeight']
color_type = info['fColorType']
alpha_type = info['fAlphaType']
@ -64,11 +69,11 @@ class sk_bitmap(gdb.Command):
# See Unpack.c for the values understood after the "raw" parameter.
if color_type == ColorType.bgra_8888.value:
if alpha_type == AlphaType.unpremul.value:
image = Image.frombytes("RGBA", size, memory_data.tobytes(),
image = Image.frombytes("RGBA", size, memory_data,
"raw", "BGRA", row_bytes, 1)
elif alpha_type == AlphaType.premul.value:
# RGBA instead of RGBa, because Image.show() doesn't work with RGBa.
image = Image.frombytes("RGBA", size, memory_data.tobytes(),
image = Image.frombytes("RGBA", size, memory_data,
"raw", "BGRa", row_bytes, 1)
if image: