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/*
* Copyright (C) Texas Instruments - http://www.ti.com/
*
* 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 "Common.h"
#include "FrameDecoder.h"
namespace Ti {
namespace Camera {
FrameDecoder::FrameDecoder()
: mCameraHal(NULL), mState(DecoderState_Uninitialized) {
}
FrameDecoder::~FrameDecoder() {
}
status_t FrameDecoder::start() {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
status_t ret;
if (mState == DecoderState_Running) {
return NO_INIT;
}
ret = doStart();
if (ret == NO_ERROR) {
mState = DecoderState_Running;
}
LOG_FUNCTION_NAME_EXIT;
return ret;
}
void FrameDecoder::stop() {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState >= DecoderState_Requested_Stop) {
return;
}
mState = DecoderState_Requested_Stop;
doStop();
mState = DecoderState_Stoppped;
LOG_FUNCTION_NAME_EXIT;
}
void FrameDecoder::release() {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState <= DecoderState_Requested_Stop) {
return;
}
doRelease();
mState = DecoderState_Uninitialized;
LOG_FUNCTION_NAME_EXIT;
}
void FrameDecoder::flush() {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState <= DecoderState_Requested_Stop) {
return;
}
doFlush();
mInQueue.clear();
mOutQueue.clear();
LOG_FUNCTION_NAME_EXIT;
}
void FrameDecoder::configure(const DecoderParameters& params) {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState == DecoderState_Running) {
return;
}
mParams = params;
mInQueue.reserve(mParams.inputBufferCount);
mOutQueue.reserve(mParams.outputBufferCount);
doConfigure(params);
mState = DecoderState_Initialized;
LOG_FUNCTION_NAME_EXIT;
}
status_t FrameDecoder::dequeueInputBuffer(int &id) {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState != DecoderState_Running) {
CAMHAL_LOGE("Try to use Decoder not in RUNNING state");
return INVALID_OPERATION;
}
for (size_t i = 0; i < mInQueue.size(); i++) {
int index = mInQueue[i];
android::sp<MediaBuffer>& in = mInBuffers->editItemAt(index);
android::AutoMutex bufferLock(in->getLock());
if (in->getStatus() == BufferStatus_InDecoded) {
id = index;
in->setStatus(BufferStatus_Unknown);
mInQueue.removeAt(i);
return NO_ERROR;
}
}
LOG_FUNCTION_NAME_EXIT;
return INVALID_OPERATION;
}
status_t FrameDecoder::dequeueOutputBuffer(int &id) {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState != DecoderState_Running) {
CAMHAL_LOGE("Try to use Decoder not in RUNNING state");
return INVALID_OPERATION;
}
for (size_t i = 0; i < mOutQueue.size(); i++) {
int index = mOutQueue[i];
android::sp<MediaBuffer>& out = mOutBuffers->editItemAt(index);
android::AutoMutex bufferLock(out->getLock());
if (out->getStatus() == BufferStatus_OutFilled) {
id = index;
out->setStatus(BufferStatus_Unknown);
mOutQueue.removeAt(i);
return NO_ERROR;
}
}
LOG_FUNCTION_NAME_EXIT;
return INVALID_OPERATION;
}
status_t FrameDecoder::queueOutputBuffer(int index) {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
//We queue all available buffers to Decoder not in recording mode - before start
if (mState > DecoderState_Running) {
CAMHAL_LOGE("Try to use Decoder not in RUNNING state");
return INVALID_OPERATION;
}
android::sp<MediaBuffer>& out = mOutBuffers->editItemAt(index);
android::AutoMutex bufferLock(out->getLock());
out->setStatus(BufferStatus_OutQueued);
mOutQueue.push_back(index);
LOG_FUNCTION_NAME_EXIT;
return NO_ERROR;
}
status_t FrameDecoder::queueInputBuffer(int id) {
LOG_FUNCTION_NAME;
android::AutoMutex lock(mLock);
if (mState != DecoderState_Running) {
CAMHAL_LOGE("Try to use Decoder not in RUNNING state");
return INVALID_OPERATION;
}
{
android::sp<MediaBuffer>& in = mInBuffers->editItemAt(id);
android::AutoMutex bufferLock(in->getLock());
in->setStatus(BufferStatus_InQueued);
mInQueue.push_back(id);
}
// Since we got queued buffer - we can process it
doProcessInputBuffer();
LOG_FUNCTION_NAME_EXIT;
return NO_ERROR;
}
} // namespace Camera
} // namespace Ti
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