void OSystem_Android::initTexture(GLESBaseTexture **texture,
uint width, uint height,
const Graphics::PixelFormat *format) {
assert(texture);
Graphics::PixelFormat format_clut8 =
Graphics::PixelFormat::createFormatCLUT8();
Graphics::PixelFormat format_current;
Graphics::PixelFormat format_new;
if (*texture)
format_current = (*texture)->getPixelFormat();
else
format_current = Graphics::PixelFormat();
if (format)
format_new = *format;
else
format_new = format_clut8;
if (format_current != format_new) {
if (*texture)
LOGD("switching pixel format from: %s",
getPixelFormatName((*texture)->getPixelFormat()).c_str());
delete *texture;
if (format_new == GLES565Texture::pixelFormat())
*texture = new GLES565Texture();
else if (format_new == GLES5551Texture::pixelFormat())
*texture = new GLES5551Texture();
else if (format_new == GLES8888Texture::pixelFormat())
*texture = new GLES8888Texture();
else if (format_new == GLES4444Texture::pixelFormat())
*texture = new GLES4444Texture();
else {
// TODO what now?
if (format_new != format_clut8)
LOGE("unsupported pixel format: %s",
getPixelFormatName(format_new).c_str());
*texture = new GLESFakePalette565Texture;
}
LOGD("new pixel format: %s",
getPixelFormatName((*texture)->getPixelFormat()).c_str());
}
(*texture)->allocBuffer(width, height);
}
VideoFrameDesc VideoCodec::getVideoFrameDesc() const
{
assert(_avCodecContext != NULL);
VideoFrameDesc videoFrameDesc(_avCodecContext->width, _avCodecContext->height, getPixelFormatName(_avCodecContext->pix_fmt));
double fps = 1.0 * _avCodecContext->time_base.den / (_avCodecContext->time_base.num * _avCodecContext->ticks_per_frame);
if(!std::isinf(fps))
videoFrameDesc._fps = fps;
return videoFrameDesc;
}
void FilterGraph::addInBuffer(const std::vector<IFrame*>& inputs)
{
for(std::vector<IFrame*>::const_reverse_iterator it = inputs.rbegin(); it != inputs.rend(); ++it)
{
std::string filterName;
std::stringstream filterOptions;
// audio frame
if((*it)->isAudioFrame())
{
filterName = "abuffer";
const AudioFrame* audioFrame = dynamic_cast<const AudioFrame*>(*it);
filterOptions << "time_base=" << _codec.getAVCodecContext().time_base.num << "/"
<< _codec.getAVCodecContext().time_base.den << ":";
filterOptions << "sample_rate=" << audioFrame->getSampleRate() << ":";
filterOptions << "sample_fmt=" << getSampleFormatName(audioFrame->getSampleFormat()) << ":";
filterOptions << "channel_layout=0x" << std::hex << audioFrame->getChannelLayout();
const AudioFrameDesc audioFrameDesc(audioFrame->getSampleRate(),
audioFrame->getNbChannels(),
getSampleFormatName(audioFrame->getSampleFormat()));
_inputAudioFrameBuffers.insert(_inputAudioFrameBuffers.begin(), AudioFrameBuffer(audioFrameDesc));
}
// video frame
else if((*it)->isVideoFrame())
{
filterName = "buffer";
const VideoFrame* videoFrame = dynamic_cast<const VideoFrame*>(*it);
filterOptions << "video_size=" << videoFrame->getWidth() << "x" << videoFrame->getHeight() << ":";
filterOptions << "pix_fmt=" << getPixelFormatName(videoFrame->getPixelFormat()) << ":";
filterOptions << "time_base=" << _codec.getAVCodecContext().time_base.num << "/"
<< _codec.getAVCodecContext().time_base.den << ":";
filterOptions << "pixel_aspect=" << _codec.getAVCodecContext().sample_aspect_ratio.num << "/"
<< _codec.getAVCodecContext().sample_aspect_ratio.den;
}
// invalid frame
else
throw std::runtime_error("Cannot create input buffer of filter graph: the given frame is invalid.");
// add in buffer
LOG_INFO("Add filter '" << filterName << "' at the beginning of the graph.")
_filters.insert(_filters.begin(), new Filter(filterName, filterOptions.str(), "in"));
}
}
