Reason for revert:
Android has been updated, so we can re-land this.
Original issue's description:
> Revert of replace kIgnore_SkAlphaType with kUnknown_SkAlphaType (patchset #3 id:40001 of https://codereview.chromium.org/
964613002/)
>
> Reason for revert:
> This breaks Android framework build. See
>
> https://android-build.storage.googleapis.com/builds/git_master-skia-linux-volantisg-userdebug/1759130/7f0fcdbf3c0d47530d770a15c912298dac20dd7d90a01de63ecb9ba16c96b25c/logs/build_error.log?Expires=
1425047630&GoogleAccessId=
701025073339-mqn0q2nvir9iurm6q5d00tdv7blbgvjr%40developer.gserviceaccount.com&Signature=BHPS1lffyH7WykwyEw5RXVVXWqQK5rab%2B6Pl1VaUrTlmWT%2FXb6fq%2FBe22AUDZYFPG24MBR%2F2IzIDzTqH3mihQS9wIkcKJ4kJpA2G%2BI3l8jCX20brZSr3bsDSx%2F4wsLwU1bBpIxI%2FbrauoPRqddbXP8sNI1l51u6ZCxpvRQms9Mc%3D
>
> We need to stop them from using kIgnore before we can reland this.
>
> Original issue's description:
> > replace kIgnore_SkAlphaType with kUnknown_SkAlphaType
> >
> > BUG=skia:
> > TBR=
> >
> > Committed: https://skia.googlesource.com/skia/+/
1c8aeeaebce9675197be31bd769e8ffa2531bf86
>
> TBR=reed@google.com,reed@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
>
> Committed: https://skia.googlesource.com/skia/+/
574290f61a47bd1ce1f9e2d941533bda9c8f03fe
TBR=reed@chromium.org,scroggo@google.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
Review URL: https://codereview.chromium.org/
966853002
* 1. invalid ImageInfo (e.g. negative dimensions)
* 2. unsupported ImageInfo for a canvas
* - kUnknown_SkColorType, kIndex_8_SkColorType
- * - kIgnore_SkAlphaType
+ * - kUnknown_SkAlphaType
* - this list is not complete, so others may also be unsupported
*
* Note: it is valid to request a supported ImageInfo, but with zero
* Describes how to interpret the alpha compoent of a pixel.
*/
enum SkAlphaType {
- /**
- * All pixels should be treated as opaque, regardless of the value stored
- * in their alpha field. Used for legacy images that wrote 0 or garbarge
- * in their alpha field, but intended the RGB to be treated as opaque.
- */
- kIgnore_SkAlphaType,
+ kUnknown_SkAlphaType,
/**
* All pixels are stored as opaque. This differs slightly from kIgnore in
};
static inline bool SkAlphaTypeIsOpaque(SkAlphaType at) {
- SK_COMPILE_ASSERT(kIgnore_SkAlphaType < kOpaque_SkAlphaType, bad_alphatype_order);
- SK_COMPILE_ASSERT(kPremul_SkAlphaType > kOpaque_SkAlphaType, bad_alphatype_order);
- SK_COMPILE_ASSERT(kUnpremul_SkAlphaType > kOpaque_SkAlphaType, bad_alphatype_order);
-
- return (unsigned)at <= kOpaque_SkAlphaType;
+ return kOpaque_SkAlphaType == at;
}
static inline bool SkAlphaTypeIsValid(unsigned value) {
: fWidth(0)
, fHeight(0)
, fColorType(kUnknown_SkColorType)
- , fAlphaType(kIgnore_SkAlphaType)
+ , fAlphaType(kUnknown_SkAlphaType)
, fProfileType(kLinear_SkColorProfileType)
{}
}
static SkImageInfo MakeUnknown(int width, int height) {
- return SkImageInfo(width, height, kUnknown_SkColorType, kIgnore_SkAlphaType,
+ return SkImageInfo(width, height, kUnknown_SkColorType, kUnknown_SkAlphaType,
kLinear_SkColorProfileType);
}
SkASSERT(fInfo.height() <= prInfo.height());
SkASSERT(fInfo.colorType() == prInfo.colorType());
switch (prInfo.alphaType()) {
- case kIgnore_SkAlphaType:
- SkASSERT(fInfo.alphaType() == kIgnore_SkAlphaType);
+ case kUnknown_SkAlphaType:
+ SkASSERT(fInfo.alphaType() == kUnknown_SkAlphaType);
break;
case kOpaque_SkAlphaType:
case kPremul_SkAlphaType:
// TODO: can we stop supporting kUnknown in SkBitmkapDevice?
if (kUnknown_SkColorType == info.colorType()) {
if (newAlphaType) {
- *newAlphaType = kIgnore_SkAlphaType;
+ *newAlphaType = kUnknown_SkAlphaType;
}
return true;
}
}
static AlphaVerb compute_AlphaVerb(SkAlphaType src, SkAlphaType dst) {
- SkASSERT(kIgnore_SkAlphaType != src);
- SkASSERT(kIgnore_SkAlphaType != dst);
+ SkASSERT(kUnknown_SkAlphaType != src);
+ SkASSERT(kUnknown_SkAlphaType != dst);
if (kOpaque_SkAlphaType == src || kOpaque_SkAlphaType == dst || src == dst) {
return kNothing_AlphaVerb;
SkAlphaType* canonical) {
switch (colorType) {
case kUnknown_SkColorType:
- alphaType = kIgnore_SkAlphaType;
+ alphaType = kUnknown_SkAlphaType;
break;
case kAlpha_8_SkColorType:
if (kUnpremul_SkAlphaType == alphaType) {
case kARGB_4444_SkColorType:
case kRGBA_8888_SkColorType:
case kBGRA_8888_SkColorType:
- if (kIgnore_SkAlphaType == alphaType) {
+ if (kUnknown_SkAlphaType == alphaType) {
return false;
}
break;
static CGBitmapInfo ComputeCGAlphaInfo_RGBA(SkAlphaType at) {
CGBitmapInfo info = kCGBitmapByteOrder32Big;
switch (at) {
+ case kUnknown_SkAlphaType:
+ break;
case kOpaque_SkAlphaType:
- case kIgnore_SkAlphaType:
info |= kCGImageAlphaNoneSkipLast;
break;
case kPremul_SkAlphaType:
static CGBitmapInfo ComputeCGAlphaInfo_BGRA(SkAlphaType at) {
CGBitmapInfo info = kCGBitmapByteOrder32Little;
switch (at) {
+ case kUnknown_SkAlphaType:
+ break;
case kOpaque_SkAlphaType:
- case kIgnore_SkAlphaType:
info |= kCGImageAlphaNoneSkipFirst;
break;
case kPremul_SkAlphaType: