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1 // Copyright (c) 2013 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 <string>
6 
7 #include "base/basictypes.h"
8 #include "base/logging.h"
9 #include "base/memory/scoped_ptr.h"
10 #include "media/base/android/media_codec_bridge.h"
11 #include "media/base/decoder_buffer.h"
12 #include "media/base/test_data_util.h"
13 #include "testing/gmock/include/gmock/gmock.h"
14 
15 namespace {
16 
17 // The first frame of
18 // http://www.html5rocks.com/en/tutorials/audio/quick/test.mp3
19 unsigned char test_mp3[] = {
20   0xff, 0xfb, 0xd2, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x69, 0x05, 0x00,
21   0x00, 0x00, 0x00, 0x00, 0x0d, 0x20, 0x00, 0x00, 0x00, 0x2a, 0x7e, 0x40,
22   0xc0, 0x19, 0x4a, 0x80, 0x0d, 0x60, 0x48, 0x1b, 0x40, 0xf7, 0xbd, 0xb9,
23   0xd9, 0x40, 0x6f, 0x82, 0x01, 0x8b, 0x17, 0xa0, 0x80, 0xc5, 0x01, 0xad,
24   0x9a, 0xd3, 0x00, 0x12, 0xc0, 0x72, 0x93, 0x67, 0xd0, 0x03, 0x6f, 0xa4,
25   0xc0, 0xc3, 0x23, 0xee, 0x9b, 0xc0, 0xcc, 0x02, 0xa0, 0xa1, 0x30, 0x0c,
26   0x52, 0x2d, 0xfd, 0x6e, 0x08, 0x83, 0x60, 0x40, 0x46, 0x06, 0x4b, 0x20,
27   0x82, 0x82, 0x7f, 0xd4, 0x81, 0xe7, 0x00, 0x64, 0x20, 0x18, 0xec, 0xc2,
28   0x06, 0x57, 0x0f, 0x81, 0x93, 0x0b, 0x00, 0x66, 0xe3, 0xb7, 0xe8, 0x32,
29   0x6e, 0xf0, 0x32, 0xb0, 0x58, 0x0c, 0x7c, 0x3a, 0x03, 0x22, 0x14, 0x80,
30   0xc9, 0x01, 0x80, 0x30, 0x20, 0x14, 0x0c, 0x96, 0x73, 0xfe, 0x9f, 0x6c,
31   0x0c, 0xd2, 0x25, 0x0f, 0xdc, 0x0c, 0x32, 0x43, 0x03, 0x27, 0x87, 0xc0,
32   0xc2, 0xc0, 0x20, 0xfc, 0x42, 0xc5, 0xff, 0xff, 0xd4, 0x80, 0x01, 0x01,
33   0x80, 0xc3, 0x81, 0x01, 0x95, 0x03, 0x28, 0x82, 0xc0, 0xc3, 0x01, 0xa1,
34   0x06, 0x81, 0x87, 0xc2, 0x40, 0x64, 0xc1, 0xf0, 0x12, 0x02, 0xff, 0xf6,
35   0x5b, 0x9f, 0x44, 0xdc, 0xdd, 0x0b, 0x38, 0x59, 0xe0, 0x31, 0x71, 0x60,
36   0x0c, 0xb4, 0x22, 0x03, 0x3b, 0x96, 0x40, 0xc8, 0x63, 0x90, 0x0a, 0x23,
37   0x81, 0x9e, 0x4c, 0x20, 0x65, 0xb3, 0x18, 0x19, 0x6c, 0x42, 0x06, 0x36,
38   0x1d, 0x01, 0x90, 0x87, 0xdf, 0xff, 0xd0, 0x65, 0xa6, 0xea, 0x66, 0xfd,
39   0x40, 0x0c, 0x48, 0x03, 0x1a, 0x09, 0x01, 0x21, 0x98, 0x19, 0x2c, 0x36,
40   0x06, 0x43, 0x21, 0x81, 0x92, 0xca, 0x60, 0x64, 0x70, 0xb8, 0x19, 0x20,
41   0x6c, 0x02, 0x83, 0x80, 0xcb, 0x60, 0x65, 0x32, 0x28, 0x18, 0x64, 0x24,
42   0x06, 0x3a, 0x0c, 0x00, 0xe1, 0x00, 0x18, 0xd0, 0x35, 0xff, 0xff, 0xff,
43   0xe8, 0x32, 0xef, 0xb2, 0x90, 0x65, 0xbb, 0xdd, 0x94, 0x82, 0x0b, 0x4c,
44   0xfa, 0x25, 0xf3, 0x74, 0x13, 0x0f, 0xf8, 0x19, 0x28, 0x84, 0x06, 0x36,
45   0x11, 0x01, 0x20, 0x80, 0x18, 0xb4, 0x52, 0x0e, 0x15, 0x00, 0x30, 0x50,
46   0x0c, 0x84, 0x32, 0x03, 0x11, 0x04, 0x03, 0x48, 0x04, 0x00, 0x00, 0x31,
47   0x21, 0x00, 0x0c, 0x84, 0x18, 0x03, 0x07, 0x85, 0x40, 0xc6, 0xa5, 0x70,
48   0x32, 0xb8, 0x7c, 0x0c, 0x54, 0x04, 0x00, 0xd0, 0x08, 0x59, 0x58, 0x18,
49   0x20, 0x14, 0x06, 0x30, 0x30, 0x01, 0x9b, 0x86, 0x00, 0x6b, 0x54, 0xa8,
50   0x19, 0x8c, 0x2a, 0x06, 0x16, 0x09, 0x01, 0xa0, 0xd0, 0xa0, 0x69, 0x74,
51   0xb8, 0x19, 0xc4, 0x4a, 0xa3, 0xda, 0x9d, 0x1e, 0x4f, 0x05, 0xc0, 0x5b,
52   0x0b, 0x03, 0xc2, 0x76, 0xa3, 0x4f, 0xb9, 0x16, 0xc2, 0x70, 0x41, 0x07,
53   0xa0, 0x84, 0x16, 0x38, 0x4a, 0xc8, 0xaf, 0xee, 0x7f, 0x93, 0xb5, 0x5c,
54   0x39, 0x1e, 0x29, 0xd9, 0x8c, 0x80, 0xb5, 0x80, 0xe6, 0x85, 0xb2, 0x99,
55   0x68, 0x85, 0x46, 0x91, 0x60, 0xdb, 0x06, 0xfa, 0x38, 0x7a, 0xc7, 0xac,
56   0x85, 0xa8, 0xd3, 0xe6, 0x99, 0x3b, 0x66, 0x43, 0x23, 0x1f, 0x84, 0xe1,
57   0x65, 0x5e, 0xbc, 0x84, 0x18, 0x62, 0xe6, 0x42, 0x0b, 0x82, 0xe4, 0xd3,
58   0x42, 0xd2, 0x05, 0x81, 0x4e, 0xe4, 0x9f, 0x8c, 0xc8, 0x7f, 0xa3, 0xe0,
59   0x8d, 0xf1, 0x0f, 0x38, 0xe5, 0x3f, 0xc4, 0x2c, 0x24, 0x65, 0x8d, 0xb9,
60   0x58, 0xac, 0x39, 0x0e, 0x37, 0x99, 0x2e, 0x85, 0xe0, 0xb7, 0x98, 0x41,
61   0x20, 0x38, 0x1b, 0x95, 0x07, 0xfa, 0xa8, 0x9c, 0x21, 0x0f, 0x13, 0x8c,
62   0xa5, 0xc1, 0x76, 0xae, 0x0b, 0xc1, 0x30, 0x27, 0x08, 0xc1, 0xf6, 0x4d,
63   0xce, 0xb4, 0x41, 0x38, 0x1e, 0x82, 0x10, 0x74, 0x45, 0x91, 0x90, 0xff,
64   0x41, 0x8b, 0x62, 0x1a, 0x71, 0xb6, 0x45, 0x63, 0x8c, 0xce, 0xb8, 0x54,
65   0x1b, 0xe8, 0x5d, 0x9e, 0x35, 0x9d, 0x6c, 0xac, 0xe8, 0x83, 0xa1, 0xe9,
66   0x3f, 0x13, 0x74, 0x11, 0x04, 0x10, 0xf1, 0x37, 0x38, 0xc6, 0x00, 0x60,
67   0x27, 0x48, 0x38, 0x85, 0x92, 0x76, 0xb7, 0xf3, 0xa7, 0x1c, 0x4b, 0xf9,
68   0x3b, 0x5a, 0x88, 0xac, 0x60, 0x1b, 0x85, 0x81, 0x16, 0xab, 0x44, 0x17,
69   0x08, 0x2e, 0x0f, 0xd4, 0xe2, 0xde, 0x49, 0xc9, 0xe1, 0xc0, 0xc0, 0xa0,
70   0x7e, 0x73, 0xa1, 0x67, 0xf8, 0xf5, 0x9f, 0xc4, 0x21, 0x50, 0x4f, 0x05,
71   0x2c, 0xfc, 0x5c, 0xaa, 0x85, 0xb0, 0xfa, 0x67, 0x80, 0x7e, 0x0f, 0xfd,
72   0x92, 0x30, 0xd5, 0xa0, 0xd4, 0x05, 0xdd, 0x06, 0x68, 0x1d, 0x6e, 0x4e,
73   0x8b, 0x79, 0xd6, 0xfc, 0xff, 0x2e, 0x6e, 0x7c, 0xba, 0x03, 0x90, 0xd4,
74   0x25, 0x65, 0x8e, 0xe7, 0x3a, 0xd1, 0xd6, 0xdc, 0xf0, 0xbe, 0x12, 0xc4,
75   0x31, 0x08, 0x16, 0x70, 0x31, 0x85, 0x61, 0x38, 0x27, 0x0a, 0x91, 0x5f,
76   0x03, 0x38, 0xeb, 0x37, 0x13, 0x48, 0x41, 0xbe, 0x7f, 0x04, 0x70, 0x62,
77   0x2b, 0x15, 0x91, 0x67, 0x63, 0x4f, 0xad, 0xa7, 0x1d, 0x3f, 0x44, 0x17,
78   0x02, 0x08, 0x0d, 0xf2, 0xfc, 0x03, 0xa0, 0x74, 0x21, 0x8b, 0x07, 0x3a,
79   0x8d, 0x0f, 0x54, 0x58, 0x94, 0x12, 0xc5, 0x62, 0x18, 0xb9, 0x42, 0xf0,
80   0x6c, 0x73, 0xa0, 0x92, 0xad, 0x27, 0x1c, 0x20, 0x0f, 0xc1, 0xca, 0x44,
81   0x87, 0x47, 0xc5, 0x43, 0x23, 0x01, 0xda, 0x23, 0xe2, 0x89, 0x38, 0x9f,
82   0x1f, 0x8d, 0x8c, 0xc6, 0x95, 0xa3, 0x34, 0x21, 0x21, 0x2d, 0x49, 0xea,
83   0x4b, 0x05, 0x85, 0xf5, 0x58, 0x25, 0x13, 0xcd, 0x51, 0x19, 0x1a, 0x88,
84   0xa6, 0x83, 0xd6, 0xd0, 0xbc, 0x25, 0x19, 0x1c, 0x92, 0x12, 0x44, 0x5d,
85   0x1c, 0x04, 0xf1, 0x99, 0xdf, 0x92, 0x8e, 0x09, 0x85, 0xf3, 0x88, 0x82,
86   0x4c, 0x22, 0x17, 0xc5, 0x25, 0x23, 0xed, 0x78, 0xf5, 0x41, 0xd1, 0xe9,
87   0x8a, 0xb3, 0x52, 0xd1, 0x3d, 0x79, 0x81, 0x4d, 0x31, 0x24, 0xf9, 0x38,
88   0x96, 0xbc, 0xf4, 0x8c, 0x25, 0xe9, 0xf2, 0x73, 0x94, 0x85, 0xc2, 0x61,
89   0x6a, 0x34, 0x68, 0x65, 0x78, 0x87, 0xa6, 0x4f
90 };
91 
92 }  // namespace
93 
94 namespace media {
95 
96 // Helper macro to skip the test if MediaCodecBridge isn't available.
97 #define SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE()        \
98   do {                                                            \
99     if (!MediaCodecBridge::IsAvailable()) {                       \
100       VLOG(0) << "Could not run test - not supported on device."; \
101       return;                                                     \
102     }                                                             \
103   } while (0)
104 
105 static const int kPresentationTimeBase = 100;
106 
InfiniteTimeOut()107 static inline const base::TimeDelta InfiniteTimeOut() {
108   return base::TimeDelta::FromMicroseconds(-1);
109 }
110 
DecodeMediaFrame(VideoCodecBridge * media_codec,const uint8 * data,size_t data_size,const base::TimeDelta input_presentation_timestamp,const base::TimeDelta initial_timestamp_lower_bound)111 void DecodeMediaFrame(
112     VideoCodecBridge* media_codec, const uint8* data, size_t data_size,
113     const base::TimeDelta input_presentation_timestamp,
114     const base::TimeDelta initial_timestamp_lower_bound) {
115   base::TimeDelta input_pts = input_presentation_timestamp;
116   base::TimeDelta timestamp = initial_timestamp_lower_bound;
117   base::TimeDelta new_timestamp;
118   for (int i = 0; i < 10; ++i) {
119     int input_buf_index = -1;
120     MediaCodecStatus status =
121         media_codec->DequeueInputBuffer(InfiniteTimeOut(), &input_buf_index);
122     ASSERT_EQ(MEDIA_CODEC_OK, status);
123 
124     media_codec->QueueInputBuffer(
125         input_buf_index, data, data_size, input_presentation_timestamp);
126 
127     size_t unused_offset = 0;
128     size_t size = 0;
129     bool eos = false;
130     int output_buf_index = -1;
131     status = media_codec->DequeueOutputBuffer(InfiniteTimeOut(),
132                                               &output_buf_index,
133                                               &unused_offset,
134                                               &size,
135                                               &new_timestamp,
136                                               &eos,
137                                               NULL);
138 
139     if (status == MEDIA_CODEC_OK && output_buf_index > 0) {
140       media_codec->ReleaseOutputBuffer(output_buf_index, false);
141     }
142     // Output time stamp should not be smaller than old timestamp.
143     ASSERT_TRUE(new_timestamp >= timestamp);
144     input_pts += base::TimeDelta::FromMicroseconds(33000);
145     timestamp = new_timestamp;
146   }
147 }
148 
TEST(MediaCodecBridgeTest,Initialize)149 TEST(MediaCodecBridgeTest, Initialize) {
150   SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
151 
152   scoped_ptr<media::MediaCodecBridge> media_codec;
153   media_codec.reset(VideoCodecBridge::CreateDecoder(
154       kCodecH264, false, gfx::Size(640, 480), NULL, NULL));
155 }
156 
TEST(MediaCodecBridgeTest,DoNormal)157 TEST(MediaCodecBridgeTest, DoNormal) {
158   SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
159 
160   scoped_ptr<media::AudioCodecBridge> media_codec;
161   media_codec.reset(AudioCodecBridge::Create(kCodecMP3));
162 
163   ASSERT_TRUE(media_codec->Start(kCodecMP3, 44100, 2, NULL, 0, false, NULL));
164 
165   int input_buf_index = -1;
166   MediaCodecStatus status =
167       media_codec->DequeueInputBuffer(InfiniteTimeOut(), &input_buf_index);
168   ASSERT_EQ(MEDIA_CODEC_OK, status);
169   ASSERT_GE(input_buf_index, 0);
170 
171   int64 input_pts = kPresentationTimeBase;
172   media_codec->QueueInputBuffer(input_buf_index,
173                                 test_mp3,
174                                 sizeof(test_mp3),
175                                 base::TimeDelta::FromMicroseconds(++input_pts));
176 
177   status = media_codec->DequeueInputBuffer(InfiniteTimeOut(), &input_buf_index);
178   media_codec->QueueInputBuffer(
179       input_buf_index, test_mp3, sizeof(test_mp3),
180       base::TimeDelta::FromMicroseconds(++input_pts));
181 
182   status = media_codec->DequeueInputBuffer(InfiniteTimeOut(), &input_buf_index);
183   media_codec->QueueEOS(input_buf_index);
184 
185   input_pts = kPresentationTimeBase;
186   bool eos = false;
187   while (!eos) {
188     size_t unused_offset = 0;
189     size_t size = 0;
190     base::TimeDelta timestamp;
191     int output_buf_index = -1;
192     status = media_codec->DequeueOutputBuffer(InfiniteTimeOut(),
193                                               &output_buf_index,
194                                               &unused_offset,
195                                               &size,
196                                               &timestamp,
197                                               &eos,
198                                               NULL);
199     switch (status) {
200       case MEDIA_CODEC_DEQUEUE_OUTPUT_AGAIN_LATER:
201         FAIL();
202         return;
203 
204       case MEDIA_CODEC_OUTPUT_FORMAT_CHANGED:
205         continue;
206 
207       case MEDIA_CODEC_OUTPUT_BUFFERS_CHANGED:
208         ASSERT_TRUE(media_codec->GetOutputBuffers());
209         continue;
210 
211       default:
212         break;
213     }
214     ASSERT_GE(output_buf_index, 0);
215     EXPECT_LE(1u, size);
216     if (!eos)
217       EXPECT_EQ(++input_pts, timestamp.InMicroseconds());
218     ASSERT_LE(input_pts, kPresentationTimeBase + 2);
219   }
220   ASSERT_EQ(input_pts, kPresentationTimeBase + 2);
221 }
222 
TEST(MediaCodecBridgeTest,InvalidVorbisHeader)223 TEST(MediaCodecBridgeTest, InvalidVorbisHeader) {
224   SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
225 
226   scoped_ptr<media::AudioCodecBridge> media_codec;
227   media_codec.reset(AudioCodecBridge::Create(kCodecVorbis));
228 
229   // The first byte of the header is not 0x02.
230   uint8 invalid_first_byte[] = { 0x00, 0xff, 0xff, 0xff, 0xff };
231   EXPECT_FALSE(media_codec->Start(
232       kCodecVorbis, 44100, 2, invalid_first_byte, sizeof(invalid_first_byte),
233       false, NULL));
234 
235   // Size of the header does not match with the data we passed in.
236   uint8 invalid_size[] = { 0x02, 0x01, 0xff, 0x01, 0xff };
237   EXPECT_FALSE(media_codec->Start(
238       kCodecVorbis, 44100, 2, invalid_size, sizeof(invalid_size), false, NULL));
239 
240   // Size of the header is too large.
241   size_t large_size = 8 * 1024 * 1024 + 2;
242   uint8* very_large_header = new uint8[large_size];
243   very_large_header[0] = 0x02;
244   for (size_t i = 1; i < large_size - 1; ++i)
245     very_large_header[i] = 0xff;
246   very_large_header[large_size - 1] = 0xfe;
247   EXPECT_FALSE(media_codec->Start(
248       kCodecVorbis, 44100, 2, very_large_header, 0x80000000, false, NULL));
249   delete[] very_large_header;
250 }
251 
TEST(MediaCodecBridgeTest,PresentationTimestampsDoNotDecrease)252 TEST(MediaCodecBridgeTest, PresentationTimestampsDoNotDecrease) {
253   SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
254 
255   scoped_ptr<VideoCodecBridge> media_codec(VideoCodecBridge::CreateDecoder(
256       kCodecVP8, false, gfx::Size(320, 240), NULL, NULL));
257   EXPECT_TRUE(media_codec.get());
258   scoped_refptr<DecoderBuffer> buffer =
259       ReadTestDataFile("vp8-I-frame-320x240");
260   DecodeMediaFrame(media_codec.get(),
261                    buffer->data(),
262                    buffer->data_size(),
263                    base::TimeDelta(),
264                    base::TimeDelta());
265 
266   // Simulate a seek to 10 seconds, and each chunk has 2 I-frames.
267   std::vector<uint8> chunk(buffer->data(),
268                            buffer->data() + buffer->data_size());
269   chunk.insert(chunk.end(), buffer->data(),
270                buffer->data() + buffer->data_size());
271   media_codec->Reset();
272   DecodeMediaFrame(media_codec.get(),
273                    &chunk[0],
274                    chunk.size(),
275                    base::TimeDelta::FromMicroseconds(10000000),
276                    base::TimeDelta::FromMicroseconds(9900000));
277 
278   // Simulate a seek to 5 seconds.
279   media_codec->Reset();
280   DecodeMediaFrame(media_codec.get(),
281                    &chunk[0],
282                    chunk.size(),
283                    base::TimeDelta::FromMicroseconds(5000000),
284                    base::TimeDelta::FromMicroseconds(4900000));
285 }
286 
TEST(MediaCodecBridgeTest,CreateUnsupportedCodec)287 TEST(MediaCodecBridgeTest, CreateUnsupportedCodec) {
288   EXPECT_EQ(NULL, AudioCodecBridge::Create(kUnknownAudioCodec));
289   EXPECT_EQ(
290       NULL,
291       VideoCodecBridge::CreateDecoder(
292           kUnknownVideoCodec, false, gfx::Size(320, 240), NULL, NULL));
293 }
294 
295 }  // namespace media
296