115 lines
2.9 KiB
C++
115 lines
2.9 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "CameraStreamImpl.h"
|
|
#include "GeneratedJNINatives.h"
|
|
#include "nsCRTGlue.h"
|
|
#include "nsThreadUtils.h"
|
|
#include "nsXULAppAPI.h"
|
|
#include "mozilla/Monitor.h"
|
|
|
|
using namespace mozilla;
|
|
|
|
namespace mozilla {
|
|
namespace net {
|
|
|
|
static CameraStreamImpl* mCamera0 = nullptr;
|
|
static CameraStreamImpl* mCamera1 = nullptr;
|
|
|
|
class CameraStreamImpl::Callback
|
|
: public java::GeckoAppShell::CameraCallback::Natives<Callback>
|
|
{
|
|
public:
|
|
static void OnFrameData(int32_t aCamera, jni::ByteArray::Param aData)
|
|
{
|
|
MOZ_ASSERT(NS_IsMainThread());
|
|
|
|
CameraStreamImpl* impl = GetInstance(uint32_t(aCamera));
|
|
if (impl) {
|
|
impl->TransmitFrame(aData);
|
|
}
|
|
}
|
|
};
|
|
|
|
/**
|
|
* CameraStreamImpl
|
|
*/
|
|
|
|
void CameraStreamImpl::TransmitFrame(jni::ByteArray::Param aData) {
|
|
if (!mCallback) {
|
|
return;
|
|
}
|
|
|
|
JNIEnv* const env = jni::GetGeckoThreadEnv();
|
|
const size_t length = size_t(env->GetArrayLength(aData.Get()));
|
|
|
|
if (!length) {
|
|
return;
|
|
}
|
|
|
|
jbyte* const data = env->GetByteArrayElements(aData.Get(), nullptr);
|
|
mCallback->ReceiveFrame(reinterpret_cast<char*>(data), length);
|
|
env->ReleaseByteArrayElements(aData.Get(), data, JNI_ABORT);
|
|
}
|
|
|
|
CameraStreamImpl* CameraStreamImpl::GetInstance(uint32_t aCamera) {
|
|
CameraStreamImpl* res = nullptr;
|
|
switch(aCamera) {
|
|
case 0:
|
|
if (mCamera0)
|
|
res = mCamera0;
|
|
else
|
|
res = mCamera0 = new CameraStreamImpl(aCamera);
|
|
break;
|
|
case 1:
|
|
if (mCamera1)
|
|
res = mCamera1;
|
|
else
|
|
res = mCamera1 = new CameraStreamImpl(aCamera);
|
|
break;
|
|
}
|
|
return res;
|
|
}
|
|
|
|
|
|
CameraStreamImpl::CameraStreamImpl(uint32_t aCamera) :
|
|
mInit(false), mCamera(aCamera)
|
|
{
|
|
NS_WARNING("CameraStreamImpl::CameraStreamImpl()");
|
|
mWidth = 0;
|
|
mHeight = 0;
|
|
mFps = 0;
|
|
}
|
|
|
|
CameraStreamImpl::~CameraStreamImpl()
|
|
{
|
|
NS_WARNING("CameraStreamImpl::~CameraStreamImpl()");
|
|
}
|
|
|
|
bool CameraStreamImpl::Init(const nsCString& contentType, const uint32_t& camera, const uint32_t& width, const uint32_t& height, FrameCallback* aCallback)
|
|
{
|
|
mCallback = aCallback;
|
|
mWidth = width;
|
|
mHeight = height;
|
|
|
|
Callback::Init();
|
|
jni::IntArray::LocalRef retArray = java::GeckoAppShell::InitCamera(
|
|
contentType, int32_t(camera), int32_t(width), int32_t(height));
|
|
nsTArray<int32_t> ret = retArray->GetElements();
|
|
|
|
mWidth = uint32_t(ret[1]);
|
|
mHeight = uint32_t(ret[2]);
|
|
mFps = uint32_t(ret[3]);
|
|
|
|
return !!ret[0];
|
|
}
|
|
|
|
void CameraStreamImpl::Close() {
|
|
java::GeckoAppShell::CloseCamera();
|
|
mCallback = nullptr;
|
|
}
|
|
|
|
} // namespace net
|
|
} // namespace mozilla
|