Cross Reference: /external/chromium_org/media/base/audio_bus

Lines Matching refs:bus
31   void VerifyParams(AudioBus* bus) {
32     EXPECT_EQ(kChannels, bus->channels());
33     EXPECT_EQ(kFrameCount, bus->frames());
68   void VerifyChannelData(AudioBus* bus) {
69     for (int i = 0; i < bus->channels(); ++i) {
71           bus->channel(i)) & (AudioBus::kChannelAlignment - 1));
72       std::fill(bus->channel(i), bus->channel(i) + bus->frames(), i);
75     for (int i = 0; i < bus->channels(); ++i)
76       VerifyValue(bus->channel(i), bus->frames(), i);
78     bus->Zero();
79     for (int i = 0; i < bus->channels(); ++i)
80       VerifyValue(bus->channel(i), bus->frames(), 0);
108   scoped_ptr<AudioBus> bus = AudioBus::Create(kChannels, kFrameCount);
109   VerifyParams(bus.get());
110   VerifyChannelData(bus.get());
115   scoped_ptr<AudioBus> bus = AudioBus::Create(AudioParameters(
118   VerifyParams(bus.get());
119   VerifyChannelData(bus.get());
130   scoped_ptr<AudioBus> bus = AudioBus::WrapVector(kFrameCount, data_);
131   VerifyParams(bus.get());
132   VerifyChannelData(bus.get());
149   scoped_ptr<AudioBus> bus = AudioBus::WrapMemory(params, data.get());
151   for (int i = 0; i < bus->channels(); ++i)
152     VerifyValue(bus->channel(i), bus->frames(), kTestValue);
153   VerifyParams(bus.get());
154   VerifyChannelData(bus.get());
157   EXPECT_GE(bus->channel(0), data.get());
158   EXPECT_LT(bus->channel(bus->channels() - 1) + bus->frames(),
164   // Create one bus with AudioParameters and the other through direct values to
203   scoped_ptr<AudioBus> bus = AudioBus::Create(kChannels, kFrameCount);
205   // Fill the bus with dummy data.
206   for (int i = 0; i < bus->channels(); ++i)
207     std::fill(bus->channel(i), bus->channel(i) + bus->frames(), i + 1);
210   bus->ZeroFrames(kFrameCount / 2);
211   for (int i = 0; i < bus->channels(); ++i) {
213     VerifyValue(bus->channel(i), kFrameCount / 2, 0);
214     VerifyValue(bus->channel(i) + kFrameCount / 2,
218   // Fill the bus with dummy data.
219   for (int i = 0; i < bus->channels(); ++i)
220     std::fill(bus->channel(i), bus->channel(i) + bus->frames(), i + 1);
223   bus->ZeroFramesPartial(kFrameCount / 2, kFrameCount - kFrameCount / 2);
224   for (int i = 0; i < bus->channels(); ++i) {
226     VerifyValue(bus->channel(i) + kFrameCount / 2,
228     VerifyValue(bus->channel(i), kFrameCount / 2, i + 1);
231   // Fill the bus with dummy data.
232   for (int i = 0; i < bus->channels(); ++i)
233     std::fill(bus->channel(i), bus->channel(i) + bus->frames(), i + 1);
236   bus->Zero();
237   for (int i = 0; i < bus->channels(); ++i) {
239     VerifyValue(bus->channel(i), bus->frames(), 0);
264   scoped_ptr<AudioBus> bus = AudioBus::Create(
274     bus->Zero();
275     bus->FromInterleaved(
279     VerifyBusWithEpsilon(bus.get(), expected.get(), 1.0f / (kuint8max - 1));
283     bus->Zero();
284     bus->FromInterleaved(
286     VerifyBusWithEpsilon(bus.get(), expected.get(), 1.0f / (kuint16max + 1.0f));
290     bus->Zero();
291     bus->FromInterleaved(
293     VerifyBusWithEpsilon(bus.get(), expected.get(), 1.0f / (kuint32max + 1.0f));
304   scoped_ptr<AudioBus> bus = AudioBus::Create(
315   bus->Zero();
316   bus->FromInterleavedPartial(
317       kTestVectorInt32 + kPartialStart * bus->channels(), kPartialStart,
319   VerifyBus(bus.get(), expected.get());
324   scoped_ptr<AudioBus> bus = AudioBus::Create(
326   // Fill the bus with our test vector.
327   for (int ch = 0; ch < bus->channels(); ++ch) {
328     memcpy(bus->channel(ch), kTestVectorResult[ch],
329            kTestVectorFrames * sizeof(*bus->channel(ch)));
334     bus->ToInterleaved(bus->frames(), sizeof(*kTestVectorUint8), test_array);
341     bus->ToInterleaved(bus->frames(), sizeof(*kTestVectorInt16), test_array);
348     bus->ToInterleaved(bus->frames(), sizeof(*kTestVectorInt32), test_array);
386   scoped_ptr<AudioBus> bus = AudioBus::Create(kChannels, kFrameCount);
388   // Fill the bus with dummy data.
390   for (int i = 0; i < bus->channels(); ++i)
391     std::fill(bus->channel(i), bus->channel(i) + bus->frames(), kFillValue);
394   bus->Scale(-1);
395   for (int i = 0; i < bus->channels(); ++i) {
397     VerifyValue(bus->channel(i), bus->frames(), kFillValue);
402   bus->Scale(kVolume);
403   for (int i = 0; i < bus->channels(); ++i) {
405     VerifyValue(bus->channel(i), bus->frames(), kFillValue * kVolume);
409   bus->Scale(0);
410   for (int i = 0; i < bus->channels(); ++i) {
412     VerifyValue(bus->channel(i), bus->frames(), 0);