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标题: (Android5.1.1) 如何在开机动画时显示机器序列号 [打印本页]
作者: 风之空响    时间: 2017-3-14 10:49
标题: (Android5.1.1) 如何在开机动画时显示机器序列号
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。

  1. external/skia/include/core/SkBitmap.h              |    2 +-
  2. frameworks/base/cmds/bootanimation/Android.mk      |    3 +-
  3. .../base/cmds/bootanimation/BootAnimation.cpp      |  164 +++++++++++++++++++-
  4. frameworks/base/cmds/bootanimation/BootAnimation.h |    7 +
  5. 4 files changed, 171 insertions(+), 5 deletions(-)

  7. diff --git a/external/skia/include/core/SkBitmap.h b/external/skia/include/core/SkBitmap.h
  8. index d3c33a8..a4a60c6 100644
  9. --- a/external/skia/include/core/SkBitmap.h
  10. +++ b/external/skia/include/core/SkBitmap.h
  11. @@ -13,7 +13,7 @@
  12. #include "SkImageInfo.h"
  13. #include "SkPoint.h"
  14. #include "SkRefCnt.h"
  15. -
  16. +#define SK_SUPPORT_LEGACY_SETCONFIG
  17. struct SkMask;
  18. struct SkIRect;
  19. struct SkRect;
  20. diff --git a/frameworks/base/cmds/bootanimation/Android.mk b/frameworks/base/cmds/bootanimation/Android.mk
  21. index 4a1a713..590a293 100644
  22. --- a/frameworks/base/cmds/bootanimation/Android.mk
  23. +++ b/frameworks/base/cmds/bootanimation/Android.mk
  24. @@ -8,7 +8,8 @@ LOCAL_SRC_FILES:= \

  26. LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES

  28. -LOCAL_C_INCLUDES += external/tinyalsa/include
  29. +LOCAL_C_INCLUDES += external/tinyalsa/include \
  30. +                        external/skia/include  

  32. LOCAL_SHARED_LIBRARIES := \
  33.         libcutils \
  34. diff --git a/frameworks/base/cmds/bootanimation/BootAnimation.cpp b/frameworks/base/cmds/bootanimation/BootAnimation.cpp
  35. index 0d6c78d..bb6a9c7 100644
  36. --- a/frameworks/base/cmds/bootanimation/BootAnimation.cpp
  37. +++ b/frameworks/base/cmds/bootanimation/BootAnimation.cpp
  38. @@ -79,6 +79,19 @@ namespace android {

  40. static const int ANIM_ENTRY_NAME_MAX = 256;

  42. +static const int SN_TEXT_SIZE = 30;
  43. +static const SkColor SN_TEXT_COLOR= 0xFFFFFFFF;
  44. +
  45. +#define EXPECT_NO_GL_ERROR(stmt)  \
  46. +  do {  \
  47. +    stmt;  \
  48. +    const EGLint error_code = eglGetError();  \
  49. +    if (EGL_SUCCESS != error_code){  \
  50. +        LOGD("GLTest: GL error code %d at %s:%d", error_code, __FILE__, __LINE__); \
  51. +        __android_log_assert("GLTest", "GLtest", "GlTest"); \
  52. +    }\
  53. +  } while(0)
  54. +
  55. // ---------------------------------------------------------------------------

  57. BootAnimation::BootAnimation(bool shutdown) : Thread(false), mZip(NULL)
  58. @@ -214,12 +227,12 @@ status_t BootAnimation::initTexture(const Animation::Frame& frame)
  59. {
  60.      //StopWatch watch("blah");

  62. -    SkBitmap bitmap;
  63. +    SkBitmap bm;
  64.      SkMemoryStream  stream(frame.map->getDataPtr(), frame.map->getDataLength());
  65.      SkImageDecoder* codec = SkImageDecoder::Factory(&stream);
  66.      if (codec) {
  67.          codec->setDitherImage(false);
  68. -        codec->decode(&stream, &bitmap,
  69. +        codec->decode(&stream, &bm,
  70.                  #ifdef USE_565
  71.                  kRGB_565_SkColorType,
  72.                  #else
  73. @@ -236,6 +249,24 @@ status_t BootAnimation::initTexture(const Animation::Frame& frame)

  75.      // ensure we can call getPixels(). No need to call unlock, since the
  76.      // bitmap will go out of scope when we return from this method.
  77. +    SkBitmap bitmap;
  78. +    bitmap.setConfig(SkBitmap::kARGB_8888_Config, bm.width(), bm.height());
  79. +    bitmap.allocPixels();
  80. +    SkGraphics::Init();
  81. +    SkCanvas canvas(bitmap);
  82. +    SkPaint textAttribs;
  83. +
  84. +    canvas.drawBitmap(bm, 0, 0,
  85. +               &textAttribs);
  86. +
  87. +    textAttribs.setColor(SN_TEXT_COLOR);
  88. +    textAttribs.setTextSize(SkIntToScalar(SN_TEXT_SIZE));
  89. +    char serialno[PROPERTY_VALUE_MAX];
  90. +    property_get("ro.serialno", serialno, "") ;
  91. +    canvas.drawText(serialno, strlen(serialno), SN_TEXT_SIZE/2, bm.height()-SN_TEXT_SIZE/2,
  92. +                textAttribs);
  93. +
  94. +
  95.      bitmap.lockPixels();

  97.      const int w = bitmap.width();
  98. @@ -497,6 +528,8 @@ bool BootAnimation::android()
  99. {
  100.      initTexture(&mAndroid[0], mAssets, "images/android-logo-mask.png"); // texture_object_mask
  101.      initTexture(&mAndroid[1], mAssets, "images/android-logo-shine.png");
  102. +    initSerialnoTexture(&serialnoTexture);
  103. +
  104.      mBMPWidth = mTexWidth = mBMPHeight = mTexHeight = 1;
  105.      getTexCoordinate();

  107. @@ -636,6 +669,11 @@ bool BootAnimation::android()
  108.                         GL_UNSIGNED_SHORT,   // type
  109.                         indices);            // indices

  111. +        glDisable(GL_SCISSOR_TEST);  
  112. +        glEnable (GL_BLEND);
  113. +        EXPECT_NO_GL_ERROR(glBindTexture(GL_TEXTURE_2D, serialnoTexture.name));
  114. +        EXPECT_NO_GL_ERROR(glDrawTexiOES(0, 0, 0, serialnoTexture.w, serialnoTexture.h));
  115. +
  116.          /*-----------------------------------*/

  118.          EGLBoolean res = eglSwapBuffers(mDisplay, mSurface);
  119. @@ -652,6 +690,7 @@ bool BootAnimation::android()

  121.      glDeleteTextures(1, &mAndroid[0].name);
  122.      glDeleteTextures(1, &mAndroid[1].name);
  123. +    glDeleteTextures(1, &serialnoTexture.name);
  124.      return false;
  125. }

  127. @@ -962,7 +1001,7 @@ bool BootAnimation::movie()
  128.                      } while (err<0 && errno == EINTR);
  129.                  }

  131. -                checkExit();
  132. +               checkExit();
  133.              }

  135.              usleep(part.pause * ns2us(frameDuration));
  136. @@ -983,7 +1022,126 @@ bool BootAnimation::movie()

  138.      return false;
  139. }
  140. +status_t BootAnimation::initSerialnoTexture(Texture* texture)
  141. +{
  142. +        glShadeModel (GL_FLAT);
  143. +    glDisable (GL_DITHER);
  144. +    glDisable (GL_SCISSOR_TEST);
  145. +    glClearColor(0, 1, 0, 1);
  146. +    glClear(GL_COLOR_BUFFER_BIT);
  147. +     SkGraphics::Init();
  148. +    SkBitmap bitmap;

  150. +     LOGD("initSerialnoTexture mWidth:%d,mHeight:%d",mWidth,mHeight);
  151. +    bitmap.setConfig(SkBitmap::kARGB_8888_Config, mWidth, mHeight);
  152. +    bitmap.allocPixels();
  153. +
  154. +    if(!initTexture(&(*texture), bitmap))
  155. +    {
  156. +        LOGD("GLTest: Unable to create a texture that is backed by SkBitmap");
  157. +        return false;
  158. +    }
  159. +
  160. +    SkCanvas canvas(bitmap);
  161. +    SkPaint textAttribs;
  162. +
  163. +    textAttribs.setColor(SN_TEXT_COLOR);
  164. +    textAttribs.setTextSize(SkIntToScalar(SN_TEXT_SIZE));
  165. +    char serialno[PROPERTY_VALUE_MAX];
  166. +    property_get("ro.serialno", serialno, "") ;
  167. +    canvas.drawText(serialno, strlen(serialno), SN_TEXT_SIZE/2, mHeight-SN_TEXT_SIZE/2,
  168. +                textAttribs);
  169. +
  170. +    return initTexture(&(*texture), bitmap);// Upload bitmap into canvas
  171. +   
  172. +}
  173. +
  174. +status_t BootAnimation::initTexture(Texture* texture, const SkBitmap &bitmap)
  175. +{
  176. +    bool result = true;
  177. +    SkAutoLockPixels alp(bitmap);
  178. +
  179. +    const int w = bitmap.width();
  180. +    const int h = bitmap.height();
  181. +    const void* p = bitmap.getPixels();
  182. +    int tw = 1 << (31 - __builtin_clz(w));
  183. +    int th = 1 << (31 - __builtin_clz(h));
  184. +    if (tw < w)
  185. +        tw <<= 1;
  186. +    if (th < h)
  187. +        th <<= 1;
  188. +
  189. +    if (NULL == texture)
  190. +      {LOGD("GNULL == texture");
  191. +        return false;
  192. +      }   
  193. +      LOGD("texture->name %d",texture->name);
  194. +    if (texture->name != 0)
  195. +    {
  196. +        glBindTexture(GL_TEXTURE_2D, texture->name);
  197. +        switch (bitmap.getConfig())
  198. +        {
  199. +        case SkBitmap::kA8_Config:
  200. +            glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_ALPHA, GL_UNSIGNED_BYTE, p);
  201. +            break;
  202. +        case SkBitmap::kARGB_4444_Config:
  203. +            glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, p);
  204. +            break;
  205. +        case SkBitmap::kARGB_8888_Config:
  206. +            glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, p);
  207. +            break;
  208. +        case SkBitmap::kRGB_565_Config:
  209. +            glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p);
  210. +            break;
  211. +        default:
  212. +            break;
  213. +        }
  214. +    }
  215. +     LOGD("texture->w:%d,texture->h:%d",texture->w,texture->h);
  216. +    GLint crop[4] = { 0, h, w, -h };
  217. +    texture->w = w;
  218. +    texture->h = h;
  219. +
  220. +    glEnable (GL_TEXTURE_2D);
  221. +    glGenTextures(1, &(texture->name));
  222. +    glBindTexture(GL_TEXTURE_2D, texture->name);
  223. +
  224. +    switch (bitmap.getConfig())
  225. +    {
  226. +    case SkBitmap::kA8_Config:
  227. +        glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, w, h, 0, GL_ALPHA, GL_UNSIGNED_BYTE, p);
  228. +        break;
  229. +    case SkBitmap::kARGB_4444_Config:
  230. +        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, p);
  231. +        break;
  232. +    case SkBitmap::kARGB_8888_Config:
  233. +        if (tw != w || th != h)
  234. +        {
  235. +            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tw, th, 0, GL_RGBA,
  236. +                    GL_UNSIGNED_BYTE, 0);
  237. +            glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_RGBA,
  238. +                    GL_UNSIGNED_BYTE, p);
  239. +        }
  240. +        else
  241. +        {
  242. +            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, p);
  243. +        }
  244. +        break;
  245. +    case SkBitmap::kRGB_565_Config:
  246. +        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, w, h, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, p);
  247. +        break;
  248. +    default:
  249. +        break;
  250. +    }
  251. +
  252. +    glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_CROP_RECT_OES, crop);
  253. +    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
  254. +    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
  255. +    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
  256. +    glTexParameterx(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
  257. +    LOGD("result :%d",result);
  258. +    return result;
  259. +}
  260. /* ############################################################################################# */

  262. int64_t BootAnimation::getFileSize(int fd)
  263. diff --git a/frameworks/base/cmds/bootanimation/BootAnimation.h b/frameworks/base/cmds/bootanimation/BootAnimation.h
  264. index 5663dba..1a78d69 100644
  265. --- a/frameworks/base/cmds/bootanimation/BootAnimation.h
  266. +++ b/frameworks/base/cmds/bootanimation/BootAnimation.h
  267. @@ -26,6 +26,10 @@
  268. #include <EGL/egl.h>
  269. #include <GLES/gl.h>

  271. +#include "SkCanvas.h"
  272. +#include "SkGraphics.h"
  273. + #include "SkBitmap.h"
  274. +
  275. class SkBitmap;

  277. namespace android {
  278. @@ -84,6 +88,8 @@ private:

  280.      status_t initTexture(Texture* texture, AssetManager& asset, const char* name);
  281.      status_t initTexture(const Animation::Frame& frame);
  282. +     status_t initTexture(Texture* texture, const SkBitmap &bitmap);
  283. +     status_t initSerialnoTexture(Texture* texture);
  284.      bool android();
  285.      bool readFile(const char* name, String8& outString);
  286.      bool movie();
  287. @@ -114,6 +120,7 @@ private:
  288.      int         mTexHeight;
  289.      int         mBMPWidth;
  290.      int         mBMPHeight;
  291. +    Texture     serialnoTexture;

  293.      template<class T>
  294.      void exchangeParameters(T* x, T* y) {
  295. --
  296. 1.7.9.5
复制代码



作者: xueyuking    时间: 2017-3-14 11:33
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。
作者: sunlh    时间: 2017-3-22 10:43
有意思, 待会儿试试
作者: bzhao    时间: 2017-3-23 19:05
有点意思！　我明天试试



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