diff options
Diffstat (limited to 'services/audiopolicy/common/managerdefinitions/src/StreamDescriptor.cpp')
-rw-r--r-- | services/audiopolicy/common/managerdefinitions/src/StreamDescriptor.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/services/audiopolicy/common/managerdefinitions/src/StreamDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/StreamDescriptor.cpp new file mode 100644 index 0000000..b682e2c --- /dev/null +++ b/services/audiopolicy/common/managerdefinitions/src/StreamDescriptor.cpp @@ -0,0 +1,162 @@ +/* + * Copyright (C) 2015 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define LOG_TAG "APM::Volumes" +//#define LOG_NDEBUG 0 + +//#define VERY_VERBOSE_LOGGING +#ifdef VERY_VERBOSE_LOGGING +#define ALOGVV ALOGV +#else +#define ALOGVV(a...) do { } while(0) +#endif + +#include "StreamDescriptor.h" +#include <utils/Log.h> +#include <utils/String8.h> + +namespace android { + +// --- StreamDescriptor class implementation + +StreamDescriptor::StreamDescriptor() + : mIndexMin(0), mIndexMax(1), mCanBeMuted(true) +{ + mIndexCur.add(AUDIO_DEVICE_OUT_DEFAULT, 0); +} + +int StreamDescriptor::getVolumeIndex(audio_devices_t device) const +{ + device = Volume::getDeviceForVolume(device); + // there is always a valid entry for AUDIO_DEVICE_OUT_DEFAULT + if (mIndexCur.indexOfKey(device) < 0) { + device = AUDIO_DEVICE_OUT_DEFAULT; + } + return mIndexCur.valueFor(device); +} + +void StreamDescriptor::clearCurrentVolumeIndex() +{ + mIndexCur.clear(); +} + +void StreamDescriptor::addCurrentVolumeIndex(audio_devices_t device, int index) +{ + mIndexCur.add(device, index); +} + +void StreamDescriptor::setVolumeIndexMin(int volIndexMin) +{ + mIndexMin = volIndexMin; +} + +void StreamDescriptor::setVolumeIndexMax(int volIndexMax) +{ + mIndexMax = volIndexMax; +} + +void StreamDescriptor::setVolumeCurvePoint(Volume::device_category deviceCategory, + const VolumeCurvePoint *point) +{ + mVolumeCurve[deviceCategory] = point; +} + +void StreamDescriptor::dump(int fd) const +{ + const size_t SIZE = 256; + char buffer[SIZE]; + String8 result; + + snprintf(buffer, SIZE, "%s %02d %02d ", + mCanBeMuted ? "true " : "false", mIndexMin, mIndexMax); + result.append(buffer); + for (size_t i = 0; i < mIndexCur.size(); i++) { + snprintf(buffer, SIZE, "%04x : %02d, ", + mIndexCur.keyAt(i), + mIndexCur.valueAt(i)); + result.append(buffer); + } + result.append("\n"); + + write(fd, result.string(), result.size()); +} + +StreamDescriptorCollection::StreamDescriptorCollection() +{ + for (size_t stream = 0 ; stream < AUDIO_STREAM_CNT; stream++) { + add(static_cast<audio_stream_type_t>(stream), StreamDescriptor()); + } +} + +bool StreamDescriptorCollection::canBeMuted(audio_stream_type_t stream) +{ + return valueAt(stream).canBeMuted(); +} + +void StreamDescriptorCollection::clearCurrentVolumeIndex(audio_stream_type_t stream) +{ + editValueAt(stream).clearCurrentVolumeIndex(); +} + +void StreamDescriptorCollection::addCurrentVolumeIndex(audio_stream_type_t stream, + audio_devices_t device, int index) +{ + editValueAt(stream).addCurrentVolumeIndex(device, index); +} + +void StreamDescriptorCollection::setVolumeCurvePoint(audio_stream_type_t stream, + Volume::device_category deviceCategory, + const VolumeCurvePoint *point) +{ + editValueAt(stream).setVolumeCurvePoint(deviceCategory, point); +} + +const VolumeCurvePoint *StreamDescriptorCollection::getVolumeCurvePoint(audio_stream_type_t stream, + Volume::device_category deviceCategory) const +{ + return valueAt(stream).getVolumeCurvePoint(deviceCategory); +} + +void StreamDescriptorCollection::setVolumeIndexMin(audio_stream_type_t stream,int volIndexMin) +{ + return editValueAt(stream).setVolumeIndexMin(volIndexMin); +} + +void StreamDescriptorCollection::setVolumeIndexMax(audio_stream_type_t stream,int volIndexMax) +{ + return editValueAt(stream).setVolumeIndexMax(volIndexMax); +} + +status_t StreamDescriptorCollection::dump(int fd) const +{ + const size_t SIZE = 256; + char buffer[SIZE]; + + snprintf(buffer, SIZE, "\nStreams dump:\n"); + write(fd, buffer, strlen(buffer)); + snprintf(buffer, SIZE, + " Stream Can be muted Index Min Index Max Index Cur [device : index]...\n"); + write(fd, buffer, strlen(buffer)); + for (size_t i = 0; i < size(); i++) { + snprintf(buffer, SIZE, " %02zu ", i); + write(fd, buffer, strlen(buffer)); + valueAt(i).dump(fd); + } + + return NO_ERROR; +} + +}; // namespace android |