media/base/test_data_util.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "media/base/test_data_util.h"
   6
   7 #include "base/file_util.h"
   8 #include "base/logging.h"
   9 #include "base/path_service.h"
  10 #include "media/base/decoder_buffer.h"
  11
  12 namespace media {
  13
  14 base::FilePath GetTestDataFilePath(const std::string& name) {
  15   base::FilePath file_path;
  16   CHECK(PathService::Get(base::DIR_SOURCE_ROOT, &file_path));
  17
  18   file_path = file_path.Append(FILE_PATH_LITERAL("media"))
  19       .Append(FILE_PATH_LITERAL("test"))
  20       .Append(FILE_PATH_LITERAL("data"))
  21       .AppendASCII(name);
  22   return file_path;
  23 }
  24
  25 scoped_refptr<DecoderBuffer> ReadTestDataFile(const std::string& name) {
  26   base::FilePath file_path;
  27   CHECK(PathService::Get(base::DIR_SOURCE_ROOT, &file_path));
  28
  29   file_path = file_path.Append(FILE_PATH_LITERAL("media"))
  30       .Append(FILE_PATH_LITERAL("test"))
  31       .Append(FILE_PATH_LITERAL("data"))
  32       .AppendASCII(name);
  33
  34   int64 tmp = 0;
  35   CHECK(file_util::GetFileSize(file_path, &tmp))
  36       << "Failed to get file size for '" << name << "'";
  37
  38   int file_size = static_cast<int>(tmp);
  39
  40   scoped_refptr<DecoderBuffer> buffer(new DecoderBuffer(file_size));
  41   CHECK_EQ(file_size, file_util::ReadFile(
  42       file_path, reinterpret_cast<char*>(buffer->GetWritableData()), file_size))
  43       << "Failed to read '" << name << "'";
  44
  45   return buffer;
  46 }
  47
  48 }  // namespace media