media/formats/mp4/es_descriptor_unittest.cc

   1 // Copyright 2014 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/formats/mp4/es_descriptor.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace media {
  10
  11 namespace mp4 {
  12
  13 TEST(ESDescriptorTest, SingleByteLengthTest) {
  14   ESDescriptor es_desc;
  15   uint8 buffer[] = {
  16     0x03, 0x19, 0x00, 0x01, 0x00, 0x04, 0x11, 0x40,
  17     0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  18     0x00, 0x00, 0x00, 0x00, 0x05, 0x02, 0x12, 0x10,
  19     0x06, 0x01, 0x02
  20   };
  21   std::vector<uint8> data;
  22
  23   data.assign(buffer, buffer + sizeof(buffer));
  24
  25   EXPECT_EQ(es_desc.object_type(), kForbidden);
  26   EXPECT_TRUE(es_desc.Parse(data));
  27   EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
  28   EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
  29   EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
  30   EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
  31 }
  32
  33 TEST(ESDescriptorTest, NonAACTest) {
  34   ESDescriptor es_desc;
  35   uint8 buffer[] = {
  36     0x03, 0x19, 0x00, 0x01, 0x00, 0x04, 0x11, 0x66,
  37     0x15, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  38     0x00, 0x00, 0x00, 0x00, 0x05, 0x02, 0x12, 0x10,
  39     0x06, 0x01, 0x02
  40   };
  41   std::vector<uint8> data;
  42
  43   data.assign(buffer, buffer + sizeof(buffer));
  44
  45   EXPECT_TRUE(es_desc.Parse(data));
  46   EXPECT_NE(es_desc.object_type(), kISO_14496_3);
  47   EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
  48   EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
  49   EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
  50 }
  51
  52 TEST(ESDescriptorTest, MultiByteLengthTest) {
  53   ESDescriptor es_desc;
  54   uint8 buffer[] = {
  55     0x03, 0x80, 0x19, 0x00, 0x01, 0x00, 0x04, 0x80,
  56     0x80, 0x11, 0x40, 0x15, 0x00, 0x00, 0x00, 0x00,
  57     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
  58     0x80, 0x80, 0x80, 0x02, 0x12, 0x10, 0x06, 0x01,
  59     0x02
  60   };
  61   std::vector<uint8> data;
  62
  63   data.assign(buffer, buffer + sizeof(buffer));
  64
  65   EXPECT_TRUE(es_desc.Parse(data));
  66   EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
  67   EXPECT_EQ(es_desc.decoder_specific_info().size(), 2u);
  68   EXPECT_EQ(es_desc.decoder_specific_info()[0], 0x12);
  69   EXPECT_EQ(es_desc.decoder_specific_info()[1], 0x10);
  70 }
  71
  72 TEST(ESDescriptorTest, FiveByteLengthTest) {
  73   ESDescriptor es_desc;
  74   uint8 buffer[] = {
  75     0x03, 0x80, 0x19, 0x00, 0x01, 0x00, 0x04, 0x80,
  76     0x80, 0x11, 0x40, 0x15, 0x00, 0x00, 0x00, 0x00,
  77     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05,
  78     0x80, 0x80, 0x80, 0x80, 0x02, 0x12, 0x10, 0x06,
  79     0x01, 0x02
  80   };
  81   std::vector<uint8> data;
  82
  83   data.assign(buffer, buffer + sizeof(buffer));
  84
  85   EXPECT_TRUE(es_desc.Parse(data));
  86   EXPECT_EQ(es_desc.object_type(), kISO_14496_3);
  87   EXPECT_EQ(es_desc.decoder_specific_info().size(), 0u);
  88 }
  89
  90 }  // namespace mp4
  91
  92 }  // namespace media