void AVForm::showEvent(QShowEvent*)
{
getAudioOutDevices();
getAudioInDevices();
createVideoSurface();
getVideoDevices();
Audio::getInstance().subscribeInput();
}
status_t MediaPlayer::prepareVideo()
{
LOGI("prepareVideo");
// Find the first video stream
mVideoStreamIndex = -1;
for (int i = 0; i < mMovieFile->nb_streams; i++) {
if (mMovieFile->streams[i]->codec->codec_type == CODEC_TYPE_VIDEO) {
mVideoStreamIndex = i;
break;
}
}
if (mVideoStreamIndex == -1) {
return INVALID_OPERATION;
}
AVStream* stream = mMovieFile->streams[mVideoStreamIndex];
// Get a pointer to the codec context for the video stream
AVCodecContext* codec_ctx = stream->codec;
AVCodec* codec = avcodec_find_decoder(codec_ctx->codec_id);
if (codec == NULL) {
return INVALID_OPERATION;
}
// Open codec
if (avcodec_open(codec_ctx, codec) < 0) {
return INVALID_OPERATION;
}
mVideoWidth = codec_ctx->width;
mVideoHeight = codec_ctx->height;
mDuration = mMovieFile->duration;
mConvertCtx = sws_getContext(mVideoWidth,
mVideoHeight,
stream->codec->pix_fmt,
mVideoWidth,
mVideoHeight,
PIX_FMT_RGB565,
SWS_POINT,
NULL,
NULL,
NULL);
if (mConvertCtx == NULL) {
return INVALID_OPERATION;
}
if(!createVideoSurface(mVideoWidth, mVideoHeight)) {
return INVALID_OPERATION;
}
return NO_ERROR;
}
void AVForm::showEvent(QShowEvent* event)
{
getAudioOutDevices();
getAudioInDevices();
createVideoSurface();
getVideoDevices();
if (!subscribedToAudioIn) {
// TODO: this should not be done in show/hide events
Audio::getInstance().subscribeInput();
subscribedToAudioIn = true;
}
GenericForm::showEvent(event);
}
void AVForm::present()
{
getAudioOutDevices();
getAudioInDevices();
createVideoSurface();
CamVideoSurface->setSource(Camera::getInstance());
Camera::getInstance()->probeProp(Camera::SATURATION);
Camera::getInstance()->probeProp(Camera::CONTRAST);
Camera::getInstance()->probeProp(Camera::BRIGHTNESS);
Camera::getInstance()->probeProp(Camera::HUE);
Camera::getInstance()->probeResolutions();
bodyUI->videoModescomboBox->blockSignals(true);
bodyUI->videoModescomboBox->addItem(tr("Initializing Camera..."));
bodyUI->videoModescomboBox->blockSignals(false);
}
StopmotionMonitor::StopmotionMonitor(MonitorManager *manager, QWidget *parent) :
AbstractMonitor(Kdenlive::stopmotionMonitor, manager, parent),
m_captureDevice(NULL)
{
createVideoSurface();
}
void AVForm::showEvent(QShowEvent *)
{
createVideoSurface();
CamVideoSurface->setSource(Camera::getInstance());
}