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

Lines Matching refs:bus
14 static void VerifyBusWithOffset(AudioBus* bus,
20   for (int ch = 0; ch < bus->channels(); ++ch) {
21     const float v = start_offset + start + ch * bus->frames() * increment;
23       ASSERT_FLOAT_EQ(v + i * increment, bus->channel(ch)[i]) << "i=" << i
29 static void VerifyBus(AudioBus* bus, int frames, float start, float increment) {
30   VerifyBusWithOffset(bus, 0, frames, start, 0, increment);
51   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
54   buffer->ReadFrames(frames, 0, 0, bus.get());
55   VerifyBus(bus.get(), frames, 0, 1);
65   bus->Zero();
66   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
67   VerifyBus(bus.get(), trim_start, 0, 1);
68   VerifyBusWithOffset(bus.get(),
82   bus->Zero();
83   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
84   VerifyBus(bus.get(), trim_start, trim_length, 1);
85   VerifyBusWithOffset(bus.get(),
98   bus->Zero();
99   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
100   VerifyBus(bus.get(), trim_start, trim_length, 1);
101   VerifyBusWithOffset(bus.get(),
113   bus->Zero();
114   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
115   VerifyBus(bus.get(), trim_start, trim_length, 1);
116   VerifyBusWithOffset(bus.get(),
128   bus->Zero();
129   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
130   VerifyBus(bus.get(), trim_start, trim_length, 1);
131   VerifyBusWithOffset(bus.get(),
144   bus->Zero();
145   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
146   VerifyBus(bus.get(), trim_start, 2 * trim_length, 1);
147   VerifyBusWithOffset(bus.get(),
228   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
229   buffer->ReadFrames(frames, 0, 0, bus.get());
230   VerifyBus(bus.get(), frames, 0, 1.0f / 127.0f);
233   bus->Zero();
235     buffer->ReadFrames(1, i, i, bus.get());
236   VerifyBus(bus.get(), frames, 0, 1.0f / 127.0f);
252   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
253   buffer->ReadFrames(frames, 0, 0, bus.get());
254   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
257   bus->Zero();
259     buffer->ReadFrames(1, i, i, bus.get());
260   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
276   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
277   buffer->ReadFrames(frames, 0, 0, bus.get());
278   VerifyBus(bus.get(), frames, 1.0f / kint32max, 1.0f / kint32max);
281   bus->Zero();
282   buffer->ReadFrames(10, 10, 0, bus.get());
283   VerifyBus(bus.get(), 10, 11.0f / kint32max, 1.0f / kint32max);
299   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
300   buffer->ReadFrames(10, 0, 0, bus.get());
301   VerifyBus(bus.get(), 10, 1, 1);
304   bus->Zero();
305   buffer->ReadFrames(10, 10, 0, bus.get());
306   VerifyBus(bus.get(), 10, 11, 1);
323   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
324   buffer->ReadFrames(10, 0, 0, bus.get());
325   VerifyBus(bus.get(), 10, 1.0f / kint16max, 1.0f / kint16max);
328   bus->Zero();
330     buffer->ReadFrames(1, i, i, bus.get());
331   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
335   buffer->ReadFrames(0, 0, 0, bus.get());
336   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
337   buffer->ReadFrames(0, 0, 10, bus.get());
338   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
339   buffer->ReadFrames(0, 10, 0, bus.get());
340   VerifyBus(bus.get(), frames, 1.0f / kint16max, 1.0f / kint16max);
361   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, 100);
362   buffer->ReadFrames(frames, 0, 0, bus.get());
363   VerifyBus(bus.get(), frames, 1, 1);
366   bus->Zero();
367   buffer->ReadFrames(20, 50, 0, bus.get());
368   VerifyBus(bus.get(), 20, 51, 1);
384   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
385   buffer->ReadFrames(frames, 0, 0, bus.get());
386   VerifyBus(bus.get(), frames, 0, 0);
411   scoped_ptr<AudioBus> bus = AudioBus::Create(channels, frames);
412   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
413   VerifyBus(bus.get(), buffer->frame_count(), 0.0f, 1.0f);
420   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
421   VerifyBus(bus.get(), buffer->frame_count(), ten_ms_of_frames, 1.0f);
428   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
429   VerifyBus(bus.get(), buffer->frame_count(), ten_ms_of_frames, 1.0f);
436   buffer->ReadFrames(buffer->frame_count(), 0, 0, bus.get());
437   VerifyBus(bus.get(), buffer->frame_count(), 5 * ten_ms_of_frames, 1.0f);