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/*
**
** Copyright 2008, 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_NDEBUG 0
#define LOG_TAG "IMediaRecorder"
#include <inttypes.h>
#include <unistd.h>
#include <utils/Log.h>
#include <binder/Parcel.h>
#include <camera/ICamera.h>
#include <media/IMediaRecorderClient.h>
#include <media/IMediaRecorder.h>
#include <gui/Surface.h>
#include <gui/IGraphicBufferProducer.h>
namespace android {
enum {
RELEASE = IBinder::FIRST_CALL_TRANSACTION,
INIT,
CLOSE,
SET_INPUT_SURFACE,
QUERY_SURFACE_MEDIASOURCE,
RESET,
STOP,
START,
PREPARE,
GET_MAX_AMPLITUDE,
SET_VIDEO_SOURCE,
SET_AUDIO_SOURCE,
SET_OUTPUT_FORMAT,
SET_VIDEO_ENCODER,
SET_AUDIO_ENCODER,
SET_OUTPUT_FILE_FD,
SET_VIDEO_SIZE,
SET_VIDEO_FRAMERATE,
SET_PARAMETERS,
SET_PREVIEW_SURFACE,
SET_CAMERA,
SET_LISTENER,
SET_CLIENT_NAME
};
class BpMediaRecorder: public BpInterface<IMediaRecorder>
{
public:
BpMediaRecorder(const sp<IBinder>& impl)
: BpInterface<IMediaRecorder>(impl)
{
}
status_t setCamera(const sp<ICamera>& camera, const sp<ICameraRecordingProxy>& proxy)
{
ALOGV("setCamera(%p,%p)", camera.get(), proxy.get());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeStrongBinder(IInterface::asBinder(camera));
data.writeStrongBinder(IInterface::asBinder(proxy));
remote()->transact(SET_CAMERA, data, &reply);
return reply.readInt32();
}
status_t setInputSurface(const sp<IGraphicBufferConsumer>& surface)
{
ALOGV("setInputSurface(%p)", surface.get());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeStrongBinder(IInterface::asBinder(surface));
remote()->transact(SET_INPUT_SURFACE, data, &reply);
return reply.readInt32();
}
sp<IGraphicBufferProducer> querySurfaceMediaSource()
{
ALOGV("Query SurfaceMediaSource");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(QUERY_SURFACE_MEDIASOURCE, data, &reply);
int returnedNull = reply.readInt32();
if (returnedNull) {
return NULL;
}
return interface_cast<IGraphicBufferProducer>(reply.readStrongBinder());
}
status_t setPreviewSurface(const sp<IGraphicBufferProducer>& surface)
{
ALOGV("setPreviewSurface(%p)", surface.get());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeStrongBinder(IInterface::asBinder(surface));
remote()->transact(SET_PREVIEW_SURFACE, data, &reply);
return reply.readInt32();
}
status_t init()
{
ALOGV("init");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(INIT, data, &reply);
return reply.readInt32();
}
status_t setVideoSource(int vs)
{
ALOGV("setVideoSource(%d)", vs);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(vs);
remote()->transact(SET_VIDEO_SOURCE, data, &reply);
return reply.readInt32();
}
status_t setAudioSource(int as)
{
ALOGV("setAudioSource(%d)", as);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(as);
remote()->transact(SET_AUDIO_SOURCE, data, &reply);
return reply.readInt32();
}
status_t setOutputFormat(int of)
{
ALOGV("setOutputFormat(%d)", of);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(of);
remote()->transact(SET_OUTPUT_FORMAT, data, &reply);
return reply.readInt32();
}
status_t setVideoEncoder(int ve)
{
ALOGV("setVideoEncoder(%d)", ve);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(ve);
remote()->transact(SET_VIDEO_ENCODER, data, &reply);
return reply.readInt32();
}
status_t setAudioEncoder(int ae)
{
ALOGV("setAudioEncoder(%d)", ae);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(ae);
remote()->transact(SET_AUDIO_ENCODER, data, &reply);
return reply.readInt32();
}
status_t setOutputFile(int fd, int64_t offset, int64_t length) {
ALOGV("setOutputFile(%d, %" PRId64 ", %" PRId64 ")", fd, offset, length);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeFileDescriptor(fd);
data.writeInt64(offset);
data.writeInt64(length);
remote()->transact(SET_OUTPUT_FILE_FD, data, &reply);
return reply.readInt32();
}
status_t setVideoSize(int width, int height)
{
ALOGV("setVideoSize(%dx%d)", width, height);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(width);
data.writeInt32(height);
remote()->transact(SET_VIDEO_SIZE, data, &reply);
return reply.readInt32();
}
status_t setVideoFrameRate(int frames_per_second)
{
ALOGV("setVideoFrameRate(%d)", frames_per_second);
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeInt32(frames_per_second);
remote()->transact(SET_VIDEO_FRAMERATE, data, &reply);
return reply.readInt32();
}
status_t setParameters(const String8& params)
{
ALOGV("setParameter(%s)", params.string());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeString8(params);
remote()->transact(SET_PARAMETERS, data, &reply);
return reply.readInt32();
}
status_t setListener(const sp<IMediaRecorderClient>& listener)
{
ALOGV("setListener(%p)", listener.get());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeStrongBinder(IInterface::asBinder(listener));
remote()->transact(SET_LISTENER, data, &reply);
return reply.readInt32();
}
status_t setClientName(const String16& clientName)
{
ALOGV("setClientName(%s)", String8(clientName).string());
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
data.writeString16(clientName);
remote()->transact(SET_CLIENT_NAME, data, &reply);
return reply.readInt32();
}
status_t prepare()
{
ALOGV("prepare");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(PREPARE, data, &reply);
return reply.readInt32();
}
status_t getMaxAmplitude(int* max)
{
ALOGV("getMaxAmplitude");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(GET_MAX_AMPLITUDE, data, &reply);
*max = reply.readInt32();
return reply.readInt32();
}
status_t start()
{
ALOGV("start");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(START, data, &reply);
return reply.readInt32();
}
status_t stop()
{
ALOGV("stop");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(STOP, data, &reply);
return reply.readInt32();
}
status_t reset()
{
ALOGV("reset");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(RESET, data, &reply);
return reply.readInt32();
}
status_t close()
{
ALOGV("close");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(CLOSE, data, &reply);
return reply.readInt32();
}
status_t release()
{
ALOGV("release");
Parcel data, reply;
data.writeInterfaceToken(IMediaRecorder::getInterfaceDescriptor());
remote()->transact(RELEASE, data, &reply);
return reply.readInt32();
}
};
IMPLEMENT_META_INTERFACE(MediaRecorder, "android.media.IMediaRecorder");
// ----------------------------------------------------------------------
status_t BnMediaRecorder::onTransact(
uint32_t code, const Parcel& data, Parcel* reply,
uint32_t flags)
{
switch (code) {
case RELEASE: {
ALOGV("RELEASE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(release());
return NO_ERROR;
} break;
case INIT: {
ALOGV("INIT");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(init());
return NO_ERROR;
} break;
case CLOSE: {
ALOGV("CLOSE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(close());
return NO_ERROR;
} break;
case RESET: {
ALOGV("RESET");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(reset());
return NO_ERROR;
} break;
case STOP: {
ALOGV("STOP");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(stop());
return NO_ERROR;
} break;
case START: {
ALOGV("START");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(start());
return NO_ERROR;
} break;
case PREPARE: {
ALOGV("PREPARE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(prepare());
return NO_ERROR;
} break;
case GET_MAX_AMPLITUDE: {
ALOGV("GET_MAX_AMPLITUDE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int max = 0;
status_t ret = getMaxAmplitude(&max);
reply->writeInt32(max);
reply->writeInt32(ret);
return NO_ERROR;
} break;
case SET_VIDEO_SOURCE: {
ALOGV("SET_VIDEO_SOURCE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int vs = data.readInt32();
reply->writeInt32(setVideoSource(vs));
return NO_ERROR;
} break;
case SET_AUDIO_SOURCE: {
ALOGV("SET_AUDIO_SOURCE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int as = data.readInt32();
reply->writeInt32(setAudioSource(as));
return NO_ERROR;
} break;
case SET_OUTPUT_FORMAT: {
ALOGV("SET_OUTPUT_FORMAT");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int of = data.readInt32();
reply->writeInt32(setOutputFormat(of));
return NO_ERROR;
} break;
case SET_VIDEO_ENCODER: {
ALOGV("SET_VIDEO_ENCODER");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int ve = data.readInt32();
reply->writeInt32(setVideoEncoder(ve));
return NO_ERROR;
} break;
case SET_AUDIO_ENCODER: {
ALOGV("SET_AUDIO_ENCODER");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int ae = data.readInt32();
reply->writeInt32(setAudioEncoder(ae));
return NO_ERROR;
} break;
case SET_OUTPUT_FILE_FD: {
ALOGV("SET_OUTPUT_FILE_FD");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int fd = dup(data.readFileDescriptor());
int64_t offset = data.readInt64();
int64_t length = data.readInt64();
reply->writeInt32(setOutputFile(fd, offset, length));
::close(fd);
return NO_ERROR;
} break;
case SET_VIDEO_SIZE: {
ALOGV("SET_VIDEO_SIZE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int width = data.readInt32();
int height = data.readInt32();
reply->writeInt32(setVideoSize(width, height));
return NO_ERROR;
} break;
case SET_VIDEO_FRAMERATE: {
ALOGV("SET_VIDEO_FRAMERATE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
int frames_per_second = data.readInt32();
reply->writeInt32(setVideoFrameRate(frames_per_second));
return NO_ERROR;
} break;
case SET_PARAMETERS: {
ALOGV("SET_PARAMETER");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(setParameters(data.readString8()));
return NO_ERROR;
} break;
case SET_LISTENER: {
ALOGV("SET_LISTENER");
CHECK_INTERFACE(IMediaRecorder, data, reply);
sp<IMediaRecorderClient> listener =
interface_cast<IMediaRecorderClient>(data.readStrongBinder());
reply->writeInt32(setListener(listener));
return NO_ERROR;
} break;
case SET_CLIENT_NAME: {
ALOGV("SET_CLIENT_NAME");
CHECK_INTERFACE(IMediaRecorder, data, reply);
reply->writeInt32(setClientName(data.readString16()));
return NO_ERROR;
}
case SET_PREVIEW_SURFACE: {
ALOGV("SET_PREVIEW_SURFACE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
sp<IGraphicBufferProducer> surface = interface_cast<IGraphicBufferProducer>(
data.readStrongBinder());
reply->writeInt32(setPreviewSurface(surface));
return NO_ERROR;
} break;
case SET_CAMERA: {
ALOGV("SET_CAMERA");
CHECK_INTERFACE(IMediaRecorder, data, reply);
sp<ICamera> camera = interface_cast<ICamera>(data.readStrongBinder());
sp<ICameraRecordingProxy> proxy =
interface_cast<ICameraRecordingProxy>(data.readStrongBinder());
reply->writeInt32(setCamera(camera, proxy));
return NO_ERROR;
} break;
case SET_INPUT_SURFACE: {
ALOGV("SET_INPUT_SURFACE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
sp<IGraphicBufferConsumer> surface = interface_cast<IGraphicBufferConsumer>(
data.readStrongBinder());
reply->writeInt32(setInputSurface(surface));
return NO_ERROR;
} break;
case QUERY_SURFACE_MEDIASOURCE: {
ALOGV("QUERY_SURFACE_MEDIASOURCE");
CHECK_INTERFACE(IMediaRecorder, data, reply);
// call the mediaserver side to create
// a surfacemediasource
sp<IGraphicBufferProducer> surfaceMediaSource = querySurfaceMediaSource();
// The mediaserver might have failed to create a source
int returnedNull= (surfaceMediaSource == NULL) ? 1 : 0 ;
reply->writeInt32(returnedNull);
if (!returnedNull) {
reply->writeStrongBinder(IInterface::asBinder(surfaceMediaSource));
}
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
// ----------------------------------------------------------------------------
} // namespace android
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