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496 lines
14 KiB
496 lines
14 KiB
/*
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** Copyright 2008, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "MediaRecorderService"
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#include <utils/Log.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <unistd.h>
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#include <string.h>
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#include <cutils/atomic.h>
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#include <cutils/properties.h> // for property_get
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#include <binder/IPCThreadState.h>
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#include <binder/IServiceManager.h>
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#include <binder/MemoryHeapBase.h>
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#include <binder/MemoryBase.h>
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#include <utils/String16.h>
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#include <system/audio.h>
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#include "MediaRecorderClient.h"
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#include "MediaPlayerService.h"
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#include "StagefrightRecorder.h"
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#include <gui/IGraphicBufferProducer.h>
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namespace android {
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const char* cameraPermission = "android.permission.CAMERA";
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const char* recordAudioPermission = "android.permission.RECORD_AUDIO";
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static bool checkPermission(const char* permissionString) {
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if (getpid() == IPCThreadState::self()->getCallingPid()) return true;
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bool ok = checkCallingPermission(String16(permissionString));
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if (!ok) ALOGE("Request requires %s", permissionString);
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return ok;
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}
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status_t MediaRecorderClient::setInputSurface(const sp<PersistentSurface>& surface)
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{
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ALOGV("setInputSurface");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setInputSurface(surface);
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}
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sp<IGraphicBufferProducer> MediaRecorderClient::querySurfaceMediaSource()
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{
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ALOGV("Query SurfaceMediaSource");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NULL;
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}
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return mRecorder->querySurfaceMediaSource();
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}
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status_t MediaRecorderClient::setCamera(const sp<hardware::ICamera>& camera,
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const sp<ICameraRecordingProxy>& proxy)
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{
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ALOGV("setCamera");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setCamera(camera, proxy);
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}
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status_t MediaRecorderClient::setPreviewSurface(const sp<IGraphicBufferProducer>& surface)
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{
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ALOGV("setPreviewSurface");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setPreviewSurface(surface);
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}
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status_t MediaRecorderClient::setVideoSource(int vs)
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{
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ALOGV("setVideoSource(%d)", vs);
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// Check camera permission for sources other than SURFACE
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if (vs != VIDEO_SOURCE_SURFACE && !checkPermission(cameraPermission)) {
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return PERMISSION_DENIED;
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}
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setVideoSource((video_source)vs);
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}
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status_t MediaRecorderClient::setAudioSource(int as)
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{
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ALOGV("setAudioSource(%d)", as);
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if (!checkPermission(recordAudioPermission)) {
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return PERMISSION_DENIED;
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}
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setAudioSource((audio_source_t)as);
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}
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status_t MediaRecorderClient::setOutputFormat(int of)
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{
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ALOGV("setOutputFormat(%d)", of);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setOutputFormat((output_format)of);
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}
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status_t MediaRecorderClient::setVideoEncoder(int ve)
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{
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ALOGV("setVideoEncoder(%d)", ve);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setVideoEncoder((video_encoder)ve);
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}
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status_t MediaRecorderClient::setAudioEncoder(int ae)
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{
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ALOGV("setAudioEncoder(%d)", ae);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setAudioEncoder((audio_encoder)ae);
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}
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status_t MediaRecorderClient::setOutputFile(int fd)
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{
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ALOGV("setOutputFile(%d)", fd);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setOutputFile(fd);
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}
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status_t MediaRecorderClient::setNextOutputFile(int fd)
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{
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ALOGV("setNextOutputFile(%d)", fd);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setNextOutputFile(fd);
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}
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status_t MediaRecorderClient::setVideoSize(int width, int height)
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{
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ALOGV("setVideoSize(%dx%d)", width, height);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setVideoSize(width, height);
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}
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status_t MediaRecorderClient::setVideoFrameRate(int frames_per_second)
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{
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ALOGV("setVideoFrameRate(%d)", frames_per_second);
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setVideoFrameRate(frames_per_second);
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}
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status_t MediaRecorderClient::setParameters(const String8& params) {
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ALOGV("setParameters(%s)", params.string());
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setParameters(params);
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}
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status_t MediaRecorderClient::prepare()
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{
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ALOGV("prepare");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->prepare();
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}
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status_t MediaRecorderClient::getMaxAmplitude(int* max)
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{
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ALOGV("getMaxAmplitude");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->getMaxAmplitude(max);
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}
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status_t MediaRecorderClient::getMetrics(Parcel* reply)
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{
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ALOGV("MediaRecorderClient::getMetrics");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->getMetrics(reply);
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}
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status_t MediaRecorderClient::start()
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{
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ALOGV("start");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->start();
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}
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status_t MediaRecorderClient::stop()
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{
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ALOGV("stop");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->stop();
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}
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status_t MediaRecorderClient::pause()
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{
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ALOGV("pause");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->pause();
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}
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status_t MediaRecorderClient::resume()
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{
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ALOGV("resume");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->resume();
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}
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status_t MediaRecorderClient::init()
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{
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ALOGV("init");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->init();
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}
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status_t MediaRecorderClient::close()
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{
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ALOGV("close");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->close();
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}
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status_t MediaRecorderClient::reset()
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{
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ALOGV("reset");
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->reset();
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}
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status_t MediaRecorderClient::release()
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{
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ALOGV("release");
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Mutex::Autolock lock(mLock);
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if (mRecorder != NULL) {
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delete mRecorder;
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mRecorder = NULL;
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wp<MediaRecorderClient> client(this);
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mMediaPlayerService->removeMediaRecorderClient(client);
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}
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clearDeathNotifiers();
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return NO_ERROR;
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}
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MediaRecorderClient::MediaRecorderClient(const sp<MediaPlayerService>& service, pid_t pid,
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const String16& opPackageName)
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{
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ALOGV("Client constructor");
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mPid = pid;
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mRecorder = new StagefrightRecorder(opPackageName);
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mMediaPlayerService = service;
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}
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MediaRecorderClient::~MediaRecorderClient()
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{
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ALOGV("Client destructor");
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release();
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}
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MediaRecorderClient::ServiceDeathNotifier::ServiceDeathNotifier(
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const sp<IBinder>& service,
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const sp<IMediaRecorderClient>& listener,
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int which) {
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mService = service;
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mOmx = nullptr;
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mListener = listener;
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mWhich = which;
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}
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MediaRecorderClient::ServiceDeathNotifier::ServiceDeathNotifier(
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const sp<IOmx>& omx,
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const sp<IMediaRecorderClient>& listener,
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int which) {
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mService = nullptr;
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mOmx = omx;
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mListener = listener;
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mWhich = which;
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}
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MediaRecorderClient::ServiceDeathNotifier::~ServiceDeathNotifier() {
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}
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void MediaRecorderClient::ServiceDeathNotifier::binderDied(const wp<IBinder>& /*who*/) {
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sp<IMediaRecorderClient> listener = mListener.promote();
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if (listener != NULL) {
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listener->notify(MEDIA_ERROR, MEDIA_ERROR_SERVER_DIED, mWhich);
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} else {
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ALOGW("listener for process %d death is gone", mWhich);
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}
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}
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void MediaRecorderClient::ServiceDeathNotifier::serviceDied(
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uint64_t /* cookie */,
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const wp<::android::hidl::base::V1_0::IBase>& /* who */) {
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sp<IMediaRecorderClient> listener = mListener.promote();
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if (listener != NULL) {
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listener->notify(MEDIA_ERROR, MEDIA_ERROR_SERVER_DIED, mWhich);
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} else {
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ALOGW("listener for process %d death is gone", mWhich);
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}
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}
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void MediaRecorderClient::ServiceDeathNotifier::unlinkToDeath() {
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if (mService != nullptr) {
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mService->unlinkToDeath(this);
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mService = nullptr;
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} else if (mOmx != nullptr) {
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mOmx->unlinkToDeath(this);
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mOmx = nullptr;
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}
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}
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void MediaRecorderClient::clearDeathNotifiers() {
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if (mCameraDeathListener != nullptr) {
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mCameraDeathListener->unlinkToDeath();
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mCameraDeathListener = nullptr;
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}
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if (mCodecDeathListener != nullptr) {
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mCodecDeathListener->unlinkToDeath();
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mCodecDeathListener = nullptr;
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}
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}
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status_t MediaRecorderClient::setListener(const sp<IMediaRecorderClient>& listener)
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{
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ALOGV("setListener");
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clearDeathNotifiers();
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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mRecorder->setListener(listener);
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sp<IServiceManager> sm = defaultServiceManager();
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// WORKAROUND: We don't know if camera exists here and getService might block for 5 seconds.
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// Use checkService for camera if we don't know it exists.
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static std::atomic<bool> sCameraChecked(false); // once true never becomes false.
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static std::atomic<bool> sCameraVerified(false); // once true never becomes false.
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sp<IBinder> binder = (sCameraVerified || !sCameraChecked)
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? sm->getService(String16("media.camera")) : sm->checkService(String16("media.camera"));
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// If the device does not have a camera, do not create a death listener for it.
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if (binder != NULL) {
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sCameraVerified = true;
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mCameraDeathListener = new ServiceDeathNotifier(binder, listener,
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MediaPlayerService::CAMERA_PROCESS_DEATH);
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binder->linkToDeath(mCameraDeathListener);
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}
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sCameraChecked = true;
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if (property_get_bool("persist.media.treble_omx", true)) {
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// Treble IOmx
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sp<IOmx> omx = IOmx::getService();
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if (omx == nullptr) {
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ALOGE("Treble IOmx not available");
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return NO_INIT;
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}
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mCodecDeathListener = new ServiceDeathNotifier(omx, listener,
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MediaPlayerService::MEDIACODEC_PROCESS_DEATH);
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omx->linkToDeath(mCodecDeathListener, 0);
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} else {
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// Legacy IOMX
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binder = sm->getService(String16("media.codec"));
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if (binder == NULL) {
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ALOGE("Unable to connect to media codec service");
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return NO_INIT;
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}
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mCodecDeathListener = new ServiceDeathNotifier(binder, listener,
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MediaPlayerService::MEDIACODEC_PROCESS_DEATH);
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binder->linkToDeath(mCodecDeathListener);
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}
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return OK;
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}
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status_t MediaRecorderClient::setClientName(const String16& clientName) {
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ALOGV("setClientName(%s)", String8(clientName).string());
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Mutex::Autolock lock(mLock);
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if (mRecorder == NULL) {
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ALOGE("recorder is not initialized");
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return NO_INIT;
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}
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return mRecorder->setClientName(clientName);
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}
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status_t MediaRecorderClient::dump(int fd, const Vector<String16>& args) {
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if (mRecorder != NULL) {
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return mRecorder->dump(fd, args);
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}
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return OK;
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}
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}; // namespace android
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