diff options
Diffstat (limited to 'libs/audioflinger/AudioHardwareStub.cpp')
-rw-r--r-- | libs/audioflinger/AudioHardwareStub.cpp | 185 |
1 files changed, 0 insertions, 185 deletions
diff --git a/libs/audioflinger/AudioHardwareStub.cpp b/libs/audioflinger/AudioHardwareStub.cpp deleted file mode 100644 index b13cb1c..0000000 --- a/libs/audioflinger/AudioHardwareStub.cpp +++ /dev/null @@ -1,185 +0,0 @@ -/* //device/servers/AudioFlinger/AudioHardwareStub.cpp -** -** Copyright 2007, 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. -*/ - -#include <stdint.h> -#include <sys/types.h> - -#include <stdlib.h> -#include <unistd.h> -#include <utils/String8.h> - -#include "AudioHardwareStub.h" - -namespace android { - -// ---------------------------------------------------------------------------- - -AudioHardwareStub::AudioHardwareStub() : mMicMute(false) -{ -} - -AudioHardwareStub::~AudioHardwareStub() -{ -} - -status_t AudioHardwareStub::initCheck() -{ - return NO_ERROR; -} - -AudioStreamOut* AudioHardwareStub::openOutputStream( - int format, int channelCount, uint32_t sampleRate, status_t *status) -{ - AudioStreamOutStub* out = new AudioStreamOutStub(); - status_t lStatus = out->set(format, channelCount, sampleRate); - if (status) { - *status = lStatus; - } - if (lStatus == NO_ERROR) - return out; - delete out; - return 0; -} - -AudioStreamIn* AudioHardwareStub::openInputStream( - int format, int channelCount, uint32_t sampleRate, - status_t *status, AudioSystem::audio_in_acoustics acoustics) -{ - AudioStreamInStub* in = new AudioStreamInStub(); - status_t lStatus = in->set(format, channelCount, sampleRate, acoustics); - if (status) { - *status = lStatus; - } - if (lStatus == NO_ERROR) - return in; - delete in; - return 0; -} - -status_t AudioHardwareStub::setVoiceVolume(float volume) -{ - return NO_ERROR; -} - -status_t AudioHardwareStub::setMasterVolume(float volume) -{ - return NO_ERROR; -} - -status_t AudioHardwareStub::dumpInternals(int fd, const Vector<String16>& args) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - result.append("AudioHardwareStub::dumpInternals\n"); - snprintf(buffer, SIZE, "\tmMicMute: %s\n", mMicMute? "true": "false"); - result.append(buffer); - ::write(fd, result.string(), result.size()); - return NO_ERROR; -} - -status_t AudioHardwareStub::dump(int fd, const Vector<String16>& args) -{ - dumpInternals(fd, args); - return NO_ERROR; -} - -// ---------------------------------------------------------------------------- - -status_t AudioStreamOutStub::set(int format, int channels, uint32_t rate) -{ - // fix up defaults - if (format == 0) format = AudioSystem::PCM_16_BIT; - if (channels == 0) channels = channelCount(); - if (rate == 0) rate = sampleRate(); - - if ((format == AudioSystem::PCM_16_BIT) && - (channels == channelCount()) && - (rate == sampleRate())) - return NO_ERROR; - return BAD_VALUE; -} - -ssize_t AudioStreamOutStub::write(const void* buffer, size_t bytes) -{ - // fake timing for audio output - usleep(bytes * 1000000 / sizeof(int16_t) / channelCount() / sampleRate()); - return bytes; -} - -status_t AudioStreamOutStub::standby() -{ - return NO_ERROR; -} - -status_t AudioStreamOutStub::dump(int fd, const Vector<String16>& args) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - snprintf(buffer, SIZE, "AudioStreamOutStub::dump\n"); - snprintf(buffer, SIZE, "\tsample rate: %d\n", sampleRate()); - snprintf(buffer, SIZE, "\tbuffer size: %d\n", bufferSize()); - snprintf(buffer, SIZE, "\tchannel count: %d\n", channelCount()); - snprintf(buffer, SIZE, "\tformat: %d\n", format()); - result.append(buffer); - ::write(fd, result.string(), result.size()); - return NO_ERROR; -} - -// ---------------------------------------------------------------------------- - -status_t AudioStreamInStub::set(int format, int channels, uint32_t rate, - AudioSystem::audio_in_acoustics acoustics) -{ - if ((format == AudioSystem::PCM_16_BIT) && - (channels == channelCount()) && - (rate == sampleRate())) - return NO_ERROR; - return BAD_VALUE; -} - -ssize_t AudioStreamInStub::read(void* buffer, ssize_t bytes) -{ - // fake timing for audio input - usleep(bytes * 1000000 / sizeof(int16_t) / channelCount() / sampleRate()); - memset(buffer, 0, bytes); - return bytes; -} - -status_t AudioStreamInStub::dump(int fd, const Vector<String16>& args) -{ - const size_t SIZE = 256; - char buffer[SIZE]; - String8 result; - snprintf(buffer, SIZE, "AudioStreamInStub::dump\n"); - result.append(buffer); - snprintf(buffer, SIZE, "\tsample rate: %d\n", sampleRate()); - result.append(buffer); - snprintf(buffer, SIZE, "\tbuffer size: %d\n", bufferSize()); - result.append(buffer); - snprintf(buffer, SIZE, "\tchannel count: %d\n", channelCount()); - result.append(buffer); - snprintf(buffer, SIZE, "\tformat: %d\n", format()); - result.append(buffer); - ::write(fd, result.string(), result.size()); - return NO_ERROR; -} - -// ---------------------------------------------------------------------------- - -}; // namespace android |