(Android5.1.1) 如何在开机动画时显示机器序列号

风之空响 · 发表于 2017-3-14 10:49:09

之前做过的一个功能，在开机动画时显示当前主机的序列号。有其他会动态更新或者要显示当前机器特有信息在开机动画需求时，也可以借鉴此补丁进行实现。

external/skia/include/core/SkBitmap.h | 2 +-
frameworks/base/cmds/bootanimation/Android.mk | 3 +-
.../base/cmds/bootanimation/BootAnimation.cpp | 164 +++++++++++++++++++-
frameworks/base/cmds/bootanimation/BootAnimation.h | 7 +
4 files changed, 171 insertions(+), 5 deletions(-)
diff --git a/external/skia/include/core/SkBitmap.h b/external/skia/include/core/SkBitmap.h
index d3c33a8..a4a60c6 100644
--- a/external/skia/include/core/SkBitmap.h
+++ b/external/skia/include/core/SkBitmap.h
@@ -13,7 +13,7 @@
#include "SkImageInfo.h"
#include "SkPoint.h"
#include "SkRefCnt.h"
-
+#define SK_SUPPORT_LEGACY_SETCONFIG
struct SkMask;
struct SkIRect;
struct SkRect;
diff --git a/frameworks/base/cmds/bootanimation/Android.mk b/frameworks/base/cmds/bootanimation/Android.mk
index 4a1a713..590a293 100644
--- a/frameworks/base/cmds/bootanimation/Android.mk
+++ b/frameworks/base/cmds/bootanimation/Android.mk
@@ -8,7 +8,8 @@ LOCAL_SRC_FILES:= \
LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
-LOCAL_C_INCLUDES += external/tinyalsa/include
+LOCAL_C_INCLUDES += external/tinyalsa/include \
+ external/skia/include
LOCAL_SHARED_LIBRARIES := \
libcutils \
diff --git a/frameworks/base/cmds/bootanimation/BootAnimation.cpp b/frameworks/base/cmds/bootanimation/BootAnimation.cpp
index 0d6c78d..bb6a9c7 100644
--- a/frameworks/base/cmds/bootanimation/BootAnimation.cpp
+++ b/frameworks/base/cmds/bootanimation/BootAnimation.cpp
@@ -79,6 +79,19 @@ namespace android {
static const int ANIM_ENTRY_NAME_MAX = 256;
+static const int SN_TEXT_SIZE = 30;
+static const SkColor SN_TEXT_COLOR= 0xFFFFFFFF;
+
+#define EXPECT_NO_GL_ERROR(stmt) \
+ do { \
+ stmt; \
+ const EGLint error_code = eglGetError(); \
+ if (EGL_SUCCESS != error_code){ \
+ LOGD("GLTest: GL error code %d at %s:%d", error_code, __FILE__, __LINE__); \
+ __android_log_assert("GLTest", "GLtest", "GlTest"); \
+ }\
+ } while(0)
+
// ---------------------------------------------------------------------------
BootAnimation::BootAnimation(bool shutdown) : Thread(false), mZip(NULL)
@@ -214,12 +227,12 @@ status_t BootAnimation::initTexture(const Animation::Frame& frame)
{
//StopWatch watch("blah");
- SkBitmap bitmap;
+ SkBitmap bm;
SkMemoryStream stream(frame.map->getDataPtr(), frame.map->getDataLength());
SkImageDecoder* codec = SkImageDecoder::Factory(&stream);
if (codec) {
codec->setDitherImage(false);
- codec->decode(&stream, &bitmap,
+ codec->decode(&stream, &bm,
#ifdef USE_565
kRGB_565_SkColorType,
#else
@@ -236,6 +249,24 @@ status_t BootAnimation::initTexture(const Animation::Frame& frame)
// ensure we can call getPixels(). No need to call unlock, since the
// bitmap will go out of scope when we return from this method.
+ SkBitmap bitmap;
+ bitmap.setConfig(SkBitmap::kARGB_8888_Config, bm.width(), bm.height());
+ bitmap.allocPixels();
+ SkGraphics::Init();
+ SkCanvas canvas(bitmap);
+ SkPaint textAttribs;
+
+ canvas.drawBitmap(bm, 0, 0,
+ &textAttribs);
+
+ textAttribs.setColor(SN_TEXT_COLOR);
+ textAttribs.setTextSize(SkIntToScalar(SN_TEXT_SIZE));
+ char serialno[PROPERTY_VALUE_MAX];
+ property_get("ro.serialno", serialno, "") ;
+ canvas.drawText(serialno, strlen(serialno), SN_TEXT_SIZE/2, bm.height()-SN_TEXT_SIZE/2,
+ textAttribs);
+
+
bitmap.lockPixels();
const int w = bitmap.width();
@@ -497,6 +528,8 @@ bool BootAnimation::android()
{
initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png"); // texture_object_mask
initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png");
+ initSerialnoTexture(&serialnoTexture);
+
mBMPWidth = mTexWidth = mBMPHeight = mTexHeight = 1;
getTexCoordinate();
@@ -636,6 +669,11 @@ bool BootAnimation::android()
GL_UNSIGNED_SHORT, // type
indices); // indices
+ glDisable(GL_SCISSOR_TEST);
+ glEnable (GL_BLEND);
+ EXPECT_NO_GL_ERROR(glBindTexture(GL_TEXTURE_2D, serialnoTexture.name));
+ EXPECT_NO_GL_ERROR(glDrawTexiOES(0, 0, 0, serialnoTexture.w, serialnoTexture.h));
+
/*-----------------------------------*/
EGLBoolean res = eglSwapBuffers(mDisplay, mSurface);
@@ -652,6 +690,7 @@ bool BootAnimation::android()
glDeleteTextures(1, &mAndroid[0].name);
glDeleteTextures(1, &mAndroid[1].name);
+ glDeleteTextures(1, &serialnoTexture.name);
return false;
}
@@ -962,7 +1001,7 @@ bool BootAnimation::movie()
} while (err<0 && errno == EINTR);
}
- checkExit();
+ checkExit();
}
usleep(part.pause * ns2us(frameDuration));
@@ -983,7 +1022,126 @@ bool BootAnimation::movie()
return false;
}
+status_t BootAnimation::initSerialnoTexture(Texture* texture)
+{
+ glShadeModel (GL_FLAT);
+ glDisable (GL_DITHER);
+ glDisable (GL_SCISSOR_TEST);
+ glClearColor(0, 1, 0, 1);
+ glClear(GL_COLOR_BUFFER_BIT);
+ SkGraphics::Init();
+ SkBitmap bitmap;
+ LOGD("initSerialnoTexture mWidth:%d,mHeight:%d",mWidth,mHeight);
+ bitmap.setConfig(SkBitmap::kARGB_8888_Config, mWidth, mHeight);
+ bitmap.allocPixels();
+
+ if(!initTexture(&(*texture), bitmap))
+ {
+ LOGD("GLTest: Unable to create a texture that is backed by SkBitmap");
+ return false;
+ }
+
+ SkCanvas canvas(bitmap);
+ SkPaint textAttribs;
+
+ textAttribs.setColor(SN_TEXT_COLOR);
+ textAttribs.setTextSize(SkIntToScalar(SN_TEXT_SIZE));
+ char serialno[PROPERTY_VALUE_MAX];
+ property_get("ro.serialno", serialno, "") ;
+ canvas.drawText(serialno, strlen(serialno), SN_TEXT_SIZE/2, mHeight-SN_TEXT_SIZE/2,
+ textAttribs);
+
+ return initTexture(&(*texture), bitmap);// Upload bitmap into canvas
+
+}
+
+status_t BootAnimation::initTexture(Texture* texture, const SkBitmap &bitmap)
+{
+ bool result = true;
+ SkAutoLockPixels alp(bitmap);
+
+ const int w = bitmap.width();
+ const int h = bitmap.height();
+ const void* p = bitmap.getPixels();
+ int tw = 1 << (31 - __builtin_clz(w));
+ int th = 1 << (31 - __builtin_clz(h));
+ if (tw < w)
+ tw <<= 1;
+ if (th < h)
+ th <<= 1;
+
+ if (NULL == texture)
+ {LOGD("GNULL == texture");
+ return false;
+ }
+ LOGD("texture->name %d",texture->name);
+ if (texture->name != 0)
+ {
+ glBindTexture(GL_TEXTURE_2D, texture->name);
+ switch (bitmap.getConfig())
+ {
+ case SkBitmap::kA8_Config:
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_ALPHA, GL_UNSIGNED_BYTE, p);
+ break;
+ case SkBitmap::kARGB_4444_Config:
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, p);
+ break;
+ case SkBitmap::kARGB_8888_Config:
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, p);
+ break;
+ case SkBitmap::kRGB_565_Config:
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p);
+ break;
+ default:
+ break;
+ }
+ }
+ LOGD("texture->w:%d,texture->h:%d",texture->w,texture->h);
+ GLint crop[4] = { 0, h, w, -h };
+ texture->w = w;
+ texture->h = h;
+
+ glEnable (GL_TEXTURE_2D);
+ glGenTextures(1, &(texture->name));
+ glBindTexture(GL_TEXTURE_2D, texture->name);
+
+ switch (bitmap.getConfig())
+ {
+ case SkBitmap::kA8_Config:
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, GL_UNSIGNED_BYTE, p);
+ break;
+ case SkBitmap::kARGB_4444_Config:
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, p);
+ break;
+ case SkBitmap::kARGB_8888_Config:
+ if (tw != w || th != h)
+ {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA,
+ GL_UNSIGNED_BYTE, 0);
+ glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA,
+ GL_UNSIGNED_BYTE, p);
+ }
+ else
+ {
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, p);
+ }
+ break;
+ case SkBitmap::kRGB_565_Config:
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p);
+ break;
+ default:
+ break;
+ }
+
+ glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
+ glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+ LOGD("result :%d",result);
+ return result;
+}
/* ############################################################################################# */
int64_t BootAnimation::getFileSize(int fd)
diff --git a/frameworks/base/cmds/bootanimation/BootAnimation.h b/frameworks/base/cmds/bootanimation/BootAnimation.h
index 5663dba..1a78d69 100644
--- a/frameworks/base/cmds/bootanimation/BootAnimation.h
+++ b/frameworks/base/cmds/bootanimation/BootAnimation.h
@@ -26,6 +26,10 @@
#include <EGL/egl.h>
#include <GLES/gl.h>
+#include "SkCanvas.h"
+#include "SkGraphics.h"
+ #include "SkBitmap.h"
+
class SkBitmap;
namespace android {
@@ -84,6 +88,8 @@ private:
status_t initTexture(Texture* texture, AssetManager& asset, const char* name);
status_t initTexture(const Animation::Frame& frame);
+ status_t initTexture(Texture* texture, const SkBitmap &bitmap);
+ status_t initSerialnoTexture(Texture* texture);
bool android();
bool readFile(const char* name, String8& outString);
bool movie();
@@ -114,6 +120,7 @@ private:
int mTexHeight;
int mBMPWidth;
int mBMPHeight;
+ Texture serialnoTexture;
template<class T>
void exchangeParameters(T* x, T* y) {
--
1.7.9.5

复制代码

xueyuking · 发表于 2017-3-14 11:33:51

标记一下，有空试下。全屏开机动画上显示会不会不好看？有没有拍个图看看效果。

sunlh · 发表于 2017-3-22 10:43:24

有意思, 待会儿试试

bzhao · 发表于 2017-3-23 19:05:11

有点意思！　我明天试试