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| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this | 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this |
| 2 // source code is governed by a BSD-style license that can be found in the | 2 // source code is governed by a BSD-style license that can be found in the |
| 3 // LICENSE file. | 3 // LICENSE file. |
| 4 | 4 |
| 5 // A test program that drives an OpenMAX video decoder module. This program | 5 // A test program that drives an OpenMAX video decoder module. This program |
| 6 // will take video in elementary stream and read into the decoder. | 6 // will take video in elementary stream and read into the decoder. |
| 7 // Usage of this program: | 7 // Usage of this program: |
| 8 // ./omx_test --file=<file> --component=<component> --codec=<codec> | 8 // ./omx_test --file=<file> --component=<component> --codec=<codec> |
| 9 // <file> = Input file name | 9 // <file> = Input file name |
| 10 // <component> = Name of the OpenMAX component | 10 // <component> = Name of the OpenMAX component |
| 11 // <codec> = Codec to be used, available codecs: h264, vc1, mpeg4, h263. | 11 // <codec> = Codec to be used, available codecs: h264, vc1, mpeg4, h263. |
| 12 | 12 |
| 13 #include "base/at_exit.h" | 13 #include "base/at_exit.h" |
| 14 #include "base/command_line.h" | 14 #include "base/command_line.h" |
| 15 #include "base/file_util.h" |
| 15 #include "base/message_loop.h" | 16 #include "base/message_loop.h" |
| 16 #include "base/scoped_ptr.h" | 17 #include "base/scoped_ptr.h" |
| 17 #include "media/omx/input_buffer.h" | 18 #include "media/omx/input_buffer.h" |
| 18 #include "media/omx/omx_video_decoder.h" | 19 #include "media/omx/omx_video_decoder.h" |
| 19 | 20 |
| 20 // This is the driver object to feed the decoder with data from a file. | 21 // This is the driver object to feed the decoder with data from a file. |
| 21 // It also provides callbacks for the decoder to receive events from the | 22 // It also provides callbacks for the decoder to receive events from the |
| 22 // decoder. | 23 // decoder. |
| 23 class TestApp { | 24 class TestApp { |
| 24 public: | 25 public: |
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| 82 // This method feeds the decoder with 32KB of input data. | 83 // This method feeds the decoder with 32KB of input data. |
| 83 const int kSize = 32768; | 84 const int kSize = 32768; |
| 84 uint8* data = new uint8[kSize]; | 85 uint8* data = new uint8[kSize]; |
| 85 int read = fread(data, 1, kSize, file_); | 86 int read = fread(data, 1, kSize, file_); |
| 86 decoder_->Feed(new media::InputBuffer(data, read), | 87 decoder_->Feed(new media::InputBuffer(data, read), |
| 87 NewCallback(this, &TestApp::FeedCallback)); | 88 NewCallback(this, &TestApp::FeedCallback)); |
| 88 } | 89 } |
| 89 | 90 |
| 90 void Run() { | 91 void Run() { |
| 91 // Open the input file. | 92 // Open the input file. |
| 92 file_ = fopen(filename_, "rb"); | 93 file_ = file_util::OpenFile(filename_, "rb"); |
| 93 if (!file_) { | 94 if (!file_) { |
| 94 printf("Error - can't open file %s\n", filename_); | 95 printf("Error - can't open file %s\n", filename_); |
| 95 return; | 96 return; |
| 96 } | 97 } |
| 97 | 98 |
| 98 // Setup the decoder with the message loop of the current thread. Also | 99 // Setup the decoder with the message loop of the current thread. Also |
| 99 // setup component name, codec and callbacks. | 100 // setup component name, codec and callbacks. |
| 100 decoder_ = new media::OmxVideoDecoder(&message_loop_); | 101 decoder_ = new media::OmxVideoDecoder(&message_loop_); |
| 101 decoder_->Setup(component_, codec_); | 102 decoder_->Setup(component_, codec_); |
| 102 decoder_->SetErrorCallback(NewCallback(this, &TestApp::ErrorCallback)); | 103 decoder_->SetErrorCallback(NewCallback(this, &TestApp::ErrorCallback)); |
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| 154 } | 155 } |
| 155 | 156 |
| 156 // Create a TestApp object and run the decoder. | 157 // Create a TestApp object and run the decoder. |
| 157 TestApp test(filename.c_str(), component.c_str(), codec_id); | 158 TestApp test(filename.c_str(), component.c_str(), codec_id); |
| 158 | 159 |
| 159 // This call will run the decoder until EOS is reached or an error | 160 // This call will run the decoder until EOS is reached or an error |
| 160 // is encountered. | 161 // is encountered. |
| 161 test.Run(); | 162 test.Run(); |
| 162 return 0; | 163 return 0; |
| 163 } | 164 } |
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