jpeg_decoder_bench.cpp revision 4b6f4942fcef3300b407d9a07a680c07b162333f
14b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen/* 24b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * Copyright (C) 2009 The Android Open Source Project 34b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * 44b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * Licensed under the Apache License, Version 2.0 (the "License"); 54b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * you may not use this file except in compliance with the License. 64b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * You may obtain a copy of the License at 74b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * 84b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * http://www.apache.org/licenses/LICENSE-2.0 94b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * 104b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * Unless required by applicable law or agreed to in writing, software 114b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * distributed under the License is distributed on an "AS IS" BASIS, 124b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 134b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * See the License for the specific language governing permissions and 144b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen * limitations under the License. 154b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen */ 164b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 174b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#define LOG_TAG "OmxJpegDecoder" 184b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include <sys/time.h> 194b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include <utils/Log.h> 204b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 214b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include <binder/ProcessState.h> 224b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 234b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include "SkBitmap.h" 244b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include "SkImageDecoder.h" 254b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include "SkStream.h" 264b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen#include "omx_jpeg_decoder.h" 274b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 284b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenint nullObjectReturn(const char msg[]) { 294b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen if (msg) { 304b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkDebugf("--- %s\n", msg); 314b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen } 324b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return -1; 334b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 344b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 354b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenstatic int64_t getNowUs() { 364b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen struct timeval tv; 374b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen gettimeofday(&tv, NULL); 384b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 394b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return tv.tv_usec + (int64_t) tv.tv_sec * 1000000; 404b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 414b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 424b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenint testDecodeBounds(SkImageDecoder* decoder, SkStream* stream, 434b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkBitmap* bitmap) { 444b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen int64_t startTime = getNowUs(); 454b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkBitmap::Config prefConfig = SkBitmap::kARGB_8888_Config; 464b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkImageDecoder::Mode decodeMode = SkImageDecoder::kDecodeBounds_Mode; 474b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 484b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen // Decode the input stream and then use the bitmap. 494b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen if (!decoder->decode(stream, bitmap, prefConfig, decodeMode)) { 504b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return nullObjectReturn("decoder->decode returned false"); 514b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen } else { 524b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen int64_t delay = getNowUs() - startTime; 534b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen printf("WidthxHeight: %dx%d\n", bitmap->width(), bitmap->height()); 544b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen printf("Decoding Time in BoundsMode %.1f msec.\n", delay / 1000.0f); 554b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return 0; 564b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen } 574b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 584b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 594b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenint testDecodePixels(SkImageDecoder* decoder, SkStream* stream, 604b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkBitmap* bitmap) { 614b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen int64_t startTime = getNowUs(); 624b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkBitmap::Config prefConfig = SkBitmap::kARGB_8888_Config; 634b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkImageDecoder::Mode decodeMode = SkImageDecoder::kDecodePixels_Mode; 644b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 654b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen // Decode the input stream and then use the bitmap. 664b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen if (!decoder->decode(stream, bitmap, prefConfig, decodeMode)) { 674b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return nullObjectReturn("decoder->decode returned false"); 684b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen } else { 694b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen int64_t delay = getNowUs() - startTime; 704b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen printf("Decoding Time in PixelsMode %.1f msec.\n", delay / 1000.0f); 714b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen char* filename = "/sdcard/omxJpegDecodedBitmap.rgba"; 724b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return storeBitmapToFile(bitmap, filename); 734b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen } 744b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 754b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 764b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenint testDecoder(SkImageDecoder* decoder, char* filename) { 774b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen // test DecodeMode == Pixels 784b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkStream* stream = new SkFILEStream(filename); 794b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkBitmap* bitmap = new SkBitmap; 804b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen testDecodePixels(decoder, stream, bitmap); 814b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen delete bitmap; 824b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 834b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen // test DecodeMode == Bounds 844b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen stream = new SkFILEStream(filename); 854b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen bitmap = new SkBitmap; 864b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen testDecodeBounds(decoder, stream, bitmap); 874b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen delete bitmap; 884b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 894b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen delete decoder; 904b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return 0; 914b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 924b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 934b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chenint main(int argc, char** argv) { 944b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen android::ProcessState::self()->startThreadPool(); 954b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 964b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen printf("Decoding jpeg with libjpeg...\n"); 974b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen SkJPEGImageDecoder* libjpeg = new SkJPEGImageDecoder; 984b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen testDecoder(libjpeg, argv[1]); 994b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen 1004b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen printf("\nDecoding jpeg with OMX...\n"); 1014b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen OmxJpegImageDecoder* omx = new OmxJpegImageDecoder; 1024b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen testDecoder(omx, argv[1]); 1034b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen return 0; 1044b6f4942fcef3300b407d9a07a680c07b162333fWei-Ta Chen} 105