HWComposer.cpp revision 31d2843b45ebdb69ec3355111b7567363fd2a6b7
1a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian/* 2a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Copyright (C) 2010 The Android Open Source Project 3a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 4a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Licensed under the Apache License, Version 2.0 (the "License"); 5a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * you may not use this file except in compliance with the License. 6a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * You may obtain a copy of the License at 7a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 8a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * http://www.apache.org/licenses/LICENSE-2.0 9a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * 10a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * Unless required by applicable law or agreed to in writing, software 11a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * distributed under the License is distributed on an "AS IS" BASIS, 12a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * See the License for the specific language governing permissions and 14a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian * limitations under the License. 15a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian */ 16a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 17a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <stdint.h> 18f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <stdio.h> 19f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <stdlib.h> 20f1352df47fe20aed23c216a78923c7d248f2bb91Mathias Agopian#include <string.h> 21a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <sys/types.h> 22a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 23a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <utils/Errors.h> 248372785879d329f592f6883620b5a32d80d74691Mathias Agopian#include <utils/String8.h> 2522da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian#include <utils/Vector.h> 26a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 27a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <hardware/hardware.h> 28a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 29a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <cutils/log.h> 30a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 31a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include <EGL/egl.h> 32a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 3322da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian#include "LayerBase.h" 34a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian#include "HWComposer.h" 35c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian#include "SurfaceFlinger.h" 36a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 37a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopiannamespace android { 38a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 39a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 40c7d14e247117392fbd44aa454622778a25c076aeMathias AgopianHWComposer::HWComposer(const sp<SurfaceFlinger>& flinger) 41c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian : mFlinger(flinger), 42c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mModule(0), mHwc(0), mList(0), mCapacity(0), 439c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumOVLayers(0), mNumFBLayers(0), 44a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mDpy(EGL_NO_DISPLAY), mSur(EGL_NO_SURFACE) 45a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian{ 46a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = hw_get_module(HWC_HARDWARE_MODULE_ID, &mModule); 4732397c1cd3327905173b36baa6fd1c579bc328ffSteve Block ALOGW_IF(err, "%s module not found", HWC_HARDWARE_MODULE_ID); 48a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (err == 0) { 49a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian err = hwc_open(mModule, &mHwc); 50e6f43ddce78d6846af12550ff9193c5c6fe5844bSteve Block ALOGE_IF(err, "%s device failed to initialize (%s)", 51a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian HWC_HARDWARE_COMPOSER, strerror(-err)); 52c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian if (err == 0) { 53c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian if (mHwc->registerProcs) { 54c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mCBContext.hwc = this; 55c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mCBContext.procs.invalidate = &hook_invalidate; 5631d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian mCBContext.procs.vsync = &hook_vsync; 57c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian mHwc->registerProcs(mHwc, &mCBContext.procs); 5831d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian memset(mCBContext.procs.zero, 0, sizeof(mCBContext.procs.zero)); 59c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian } 60c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian } 61a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 62a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 63a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 64a350ff98692b3a50cad5cc93f9f83221242ca86aMathias AgopianHWComposer::~HWComposer() { 65a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian free(mList); 66a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian if (mHwc) { 67a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian hwc_close(mHwc); 68a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 69a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 70a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 71a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::initCheck() const { 72a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return mHwc ? NO_ERROR : NO_INIT; 73a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 74a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 75c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianvoid HWComposer::hook_invalidate(struct hwc_procs* procs) { 76c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian reinterpret_cast<cb_context *>(procs)->hwc->invalidate(); 77c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian} 78c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 7931d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopianvoid HWComposer::hook_vsync(struct hwc_procs* procs, int dpy, int64_t timestamp) { 8031d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian reinterpret_cast<cb_context *>(procs)->hwc->vsync(dpy, timestamp); 8131d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian} 8231d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 83c7d14e247117392fbd44aa454622778a25c076aeMathias Agopianvoid HWComposer::invalidate() { 84e2c2f9213f936f98db604dc9c126ff22f725a824Mathias Agopian mFlinger->repaintEverything(); 85c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian} 86c7d14e247117392fbd44aa454622778a25c076aeMathias Agopian 8731d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopianvoid HWComposer::vsync(int dpy, int64_t timestamp) { 8831d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian} 8931d2843b45ebdb69ec3355111b7567363fd2a6b7Mathias Agopian 90a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianvoid HWComposer::setFrameBuffer(EGLDisplay dpy, EGLSurface sur) { 91a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mDpy = (hwc_display_t)dpy; 92a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mSur = (hwc_surface_t)sur; 93a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 94a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 95a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::createWorkList(size_t numLayers) { 9645721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian if (mHwc) { 9745721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian if (!mList || mCapacity < numLayers) { 9845721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian free(mList); 9945721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian size_t size = sizeof(hwc_layer_list) + numLayers*sizeof(hwc_layer_t); 10045721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian mList = (hwc_layer_list_t*)malloc(size); 10145721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian mCapacity = numLayers; 10245721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian } 103a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mList->flags = HWC_GEOMETRY_CHANGED; 104a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian mList->numHwLayers = numLayers; 105a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian } 106a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return NO_ERROR; 107a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 108a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 109a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::prepare() const { 110a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = mHwc->prepare(mHwc, mList); 1119c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian if (err == NO_ERROR) { 1129c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t numOVLayers = 0; 1139c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t numFBLayers = 0; 1149c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian size_t count = mList->numHwLayers; 1159c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian for (size_t i=0 ; i<count ; i++) { 1169c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian hwc_layer& l(mList->hwLayers[i]); 1179c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian if (l.flags & HWC_SKIP_LAYER) { 1189c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian l.compositionType = HWC_FRAMEBUFFER; 1199c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1209c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian switch (l.compositionType) { 1219c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_OVERLAY: 1229c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian numOVLayers++; 1239c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian break; 1249c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_FRAMEBUFFER: 1259c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian numFBLayers++; 1269c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian break; 1279c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1289c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1299c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumOVLayers = numOVLayers; 1309c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian mNumFBLayers = numFBLayers; 1319c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 132a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return (status_t)err; 133a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 134a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 1359c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopiansize_t HWComposer::getLayerCount(int type) const { 1369c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian switch (type) { 1379c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_OVERLAY: 1389c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return mNumOVLayers; 1399c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian case HWC_FRAMEBUFFER: 1409c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return mNumFBLayers; 1419c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian } 1429c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian return 0; 1439c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian} 1449c6e297271ec9af9d974242d89cfa08cb6ceaa0aMathias Agopian 145a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopianstatus_t HWComposer::commit() const { 146a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian int err = mHwc->set(mHwc, mDpy, mSur, mList); 14758959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian if (mList) { 14858959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian mList->flags &= ~HWC_GEOMETRY_CHANGED; 14958959343dbdb6157fa5f5463262d4842b8954353Mathias Agopian } 150a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian return (status_t)err; 151a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 152a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 153f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatalastatus_t HWComposer::release() const { 1547ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian if (mHwc) { 1557ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian int err = mHwc->set(mHwc, NULL, NULL, NULL); 1567ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return (status_t)err; 1577ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian } 1587ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return NO_ERROR; 1597ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian} 1607ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian 1617ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopianstatus_t HWComposer::disable() { 1627ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian if (mHwc) { 1637ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian free(mList); 1647ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian mList = NULL; 1657ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian int err = mHwc->prepare(mHwc, NULL); 1667ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return (status_t)err; 1677ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian } 1687ee4cd5556cef1878e1d4729f1b389f186311027Mathias Agopian return NO_ERROR; 169f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatala} 170f5f2712854599b4970643c6000fe6ae950a08ba9Antti Hatala 17145721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopiansize_t HWComposer::getNumLayers() const { 17245721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian return mList ? mList->numHwLayers : 0; 173a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 174a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 17545721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopianhwc_layer_t* HWComposer::getLayers() const { 17645721773e1a68e96da4b6cc04cef276bae7ca3e9Mathias Agopian return mList ? mList->hwLayers : 0; 177a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian} 178a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian 17922da60c3e64cd57535cbba063c07127814a2b52fMathias Agopianvoid HWComposer::dump(String8& result, char* buffer, size_t SIZE, 18022da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian const Vector< sp<LayerBase> >& visibleLayersSortedByZ) const { 1818372785879d329f592f6883620b5a32d80d74691Mathias Agopian if (mHwc && mList) { 1828372785879d329f592f6883620b5a32d80d74691Mathias Agopian result.append("Hardware Composer state:\n"); 1838372785879d329f592f6883620b5a32d80d74691Mathias Agopian 1848372785879d329f592f6883620b5a32d80d74691Mathias Agopian snprintf(buffer, SIZE, " numHwLayers=%u, flags=%08x\n", 1858372785879d329f592f6883620b5a32d80d74691Mathias Agopian mList->numHwLayers, mList->flags); 1868372785879d329f592f6883620b5a32d80d74691Mathias Agopian result.append(buffer); 187fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian result.append( 188aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian " type | handle | hints | flags | tr | blend | format | source crop | frame name \n" 189aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian "----------+----------+----------+----------+----+-------+----------+---------------------------+--------------------------------\n"); 190aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian // " ________ | ________ | ________ | ________ | __ | _____ | ________ | [_____,_____,_____,_____] | [_____,_____,_____,_____] 1918372785879d329f592f6883620b5a32d80d74691Mathias Agopian for (size_t i=0 ; i<mList->numHwLayers ; i++) { 1928372785879d329f592f6883620b5a32d80d74691Mathias Agopian const hwc_layer_t& l(mList->hwLayers[i]); 193fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian const sp<LayerBase> layer(visibleLayersSortedByZ[i]); 194fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian int32_t format = -1; 195fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian if (layer->getLayer() != NULL) { 196fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian const sp<GraphicBuffer>& buffer(layer->getLayer()->getActiveBuffer()); 197fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian if (buffer != NULL) { 198fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian format = buffer->getPixelFormat(); 199fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian } 200fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian } 201fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian snprintf(buffer, SIZE, 202aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian " %8s | %08x | %08x | %08x | %02x | %05x | %08x | [%5d,%5d,%5d,%5d] | [%5d,%5d,%5d,%5d] %s\n", 2038372785879d329f592f6883620b5a32d80d74691Mathias Agopian l.compositionType ? "OVERLAY" : "FB", 204aebac5f34a098f733f887c993bd617a393e10db8Mathias Agopian intptr_t(l.handle), l.hints, l.flags, l.transform, l.blending, format, 2058372785879d329f592f6883620b5a32d80d74691Mathias Agopian l.sourceCrop.left, l.sourceCrop.top, l.sourceCrop.right, l.sourceCrop.bottom, 20622da60c3e64cd57535cbba063c07127814a2b52fMathias Agopian l.displayFrame.left, l.displayFrame.top, l.displayFrame.right, l.displayFrame.bottom, 207fb4d5d5726c172adbe62341d99a2148685a98379Mathias Agopian layer->getName().string()); 2088372785879d329f592f6883620b5a32d80d74691Mathias Agopian result.append(buffer); 2098372785879d329f592f6883620b5a32d80d74691Mathias Agopian } 2101d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling } 2111d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling if (mHwc && mHwc->common.version >= 1 && mHwc->dump) { 2121d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling mHwc->dump(mHwc, buffer, SIZE); 2131d21a9cafc534c34a2f28c985c4c7aa176d0e67bErik Gilling result.append(buffer); 2148372785879d329f592f6883620b5a32d80d74691Mathias Agopian } 2158372785879d329f592f6883620b5a32d80d74691Mathias Agopian} 2168372785879d329f592f6883620b5a32d80d74691Mathias Agopian 217a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian// --------------------------------------------------------------------------- 218a350ff98692b3a50cad5cc93f9f83221242ca86aMathias Agopian}; // namespace android 219