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worked out some bugs. Still not working

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This commit is contained in:
csoler 2015-08-20 21:46:28 -04:00
parent 9798c78e20
commit 1249423eff
1 changed files with 47 additions and 21 deletions
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60
plugins/VOIP/gui/VideoProcessor.cpp
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@ -1,5 +1,6 @@
#include <iostream>
#include <assert.h>
#include <malloc.h>
#include <QByteArray>
#include <QBuffer>
@ -128,10 +129,17 @@ void VideoProcessor::receiveEncodedData(const RsVOIPDataChunk& chunk)
}
QImage img ;
if(codec != NULL)
codec->decodeData(chunk,img) ;
else
if(codec == NULL)
{
std::cerr << "Unknown decoding codec: " << codid << std::endl;
return ;
}
if(!codec->decodeData(chunk,img))
{
std::cerr << "No image decoded. Probably in the middle of something..." << std::endl;
return ;
}
if(_decoded_output_device)
_decoded_output_device->showFrame(img) ;
@ -487,7 +495,8 @@ FFmpegVideo::FFmpegVideo()
encoding_frame_buffer = NULL ;
encoding_context = NULL ;
AVCodecID codec_id = AV_CODEC_ID_H264 ; // AV_CODEC_ID_MPEG1VIDEO
//AVCodecID codec_id = AV_CODEC_ID_H264 ;
AVCodecID codec_id = AV_CODEC_ID_MPEG1VIDEO;
uint8_t endcode[] = { 0, 0, 1, 0xb7 };
@ -526,7 +535,7 @@ FFmpegVideo::FFmpegVideo()
if (avcodec_open2(encoding_context, encoding_codec, NULL) < 0)
throw std::runtime_error( "AV: Could not open codec context. Something's wrong.");
encoding_frame_buffer = (AVFrame*)malloc(sizeof(AVFrame)) ;
encoding_frame_buffer = avcodec_alloc_frame() ;//(AVFrame*)malloc(sizeof(AVFrame)) ;
encoding_frame_buffer->format = encoding_context->pix_fmt;
encoding_frame_buffer->width = encoding_context->width;
@ -544,7 +553,7 @@ FFmpegVideo::FFmpegVideo()
// Decoding
decoding_frame_buffer = avcodec_alloc_frame() ;//(AVFrame*)malloc(sizeof(AVFrame)) ;
decoding_codec = avcodec_find_decoder(codec_id);
if (!decoding_codec)
@ -552,6 +561,11 @@ FFmpegVideo::FFmpegVideo()
decoding_context = avcodec_alloc_context3(decoding_codec);
// if (decoding_codec->capabilities & AV_CODEC_CAP_TRUNCATED)
// decoding_context->flags |= AV_CODEC_FLAG_TRUNCATED; // we do not send complete frames
if(avcodec_open2(decoding_context,decoding_codec,NULL) < 0)
throw("AV codec open action failed! ") ;
}
FFmpegVideo::~FFmpegVideo()
@ -574,6 +588,7 @@ bool FFmpegVideo::encodeData(const QImage& image,uint32_t size_hint,RsVOIPDataCh
pkt.data = NULL; // packet data will be allocated by the encoder
pkt.size = 0;
std::cerr << "Encoding frame of size " << image.width() << "x" << image.height() << ", resized to " << encoding_frame_buffer->width << "x" << encoding_frame_buffer->height << std::endl;
QImage input ;
if(image.width() != encoding_frame_buffer->width || image.height() != encoding_frame_buffer->height)
@ -625,8 +640,17 @@ bool FFmpegVideo::encodeData(const QImage& image,uint32_t size_hint,RsVOIPDataCh
if(got_output)
{
voip_chunk.data = pkt.data ;
voip_chunk.size = pkt.size ;
voip_chunk.data = malloc(pkt.size + HEADER_SIZE) ;
uint32_t flags = 0;
((unsigned char *)voip_chunk.data)[0] = VideoProcessor::VIDEO_PROCESSOR_CODEC_ID_MPEG_VIDEO & 0xff ;
((unsigned char *)voip_chunk.data)[1] = (VideoProcessor::VIDEO_PROCESSOR_CODEC_ID_MPEG_VIDEO >> 8) & 0xff ;
((unsigned char *)voip_chunk.data)[2] = flags & 0xff ;
((unsigned char *)voip_chunk.data)[3] = (flags >> 8) & 0xff ;
memcpy(&((unsigned char*)voip_chunk.data)[HEADER_SIZE],pkt.data,pkt.size) ;
voip_chunk.size = pkt.size + HEADER_SIZE;
voip_chunk.type = RsVOIPDataChunk::RS_VOIP_DATA_TYPE_VIDEO ;
std::cerr << "Output : " << pkt.size << " bytes." << std::endl;
@ -640,10 +664,6 @@ bool FFmpegVideo::encodeData(const QImage& image,uint32_t size_hint,RsVOIPDataCh
std::cerr << "No output produced." << std::endl;
}
pkt.data = NULL ; // transfer ownership to chunk
pkt.size = 0 ;
av_free_packet(&pkt);
return true ;
@ -653,23 +673,29 @@ bool FFmpegVideo::decodeData(const RsVOIPDataChunk& chunk,QImage& image)
AVPacket pkt ;
av_init_packet(&pkt);
pkt.data = static_cast<unsigned char*>(chunk.data); // packet data will be allocated by the encoder
pkt.size = chunk.size;
pkt.data = (unsigned char *)memalign(16,chunk.size + FF_INPUT_BUFFER_PADDING_SIZE) ;
memset(pkt.data,0,chunk.size + FF_INPUT_BUFFER_PADDING_SIZE) ;
memcpy(pkt.data,&static_cast<unsigned char*>(chunk.data)[HEADER_SIZE],chunk.size - HEADER_SIZE) ;
pkt.size = chunk.size - HEADER_SIZE;
int got_frame = 0 ;
int len = avcodec_decode_video2(decoding_context,decoding_frame_buffer,&got_frame,&pkt) ;
if(!got_frame)
return true;
return false;
image = QImage(QSize(decoding_frame_buffer->width,decoding_frame_buffer->height),QImage::Format_ARGB32) ;
std::cerr << "Decoding frame. Size=" << image.width() << "x" << image.height() << std::endl;
for (int y = 0; y < decoding_frame_buffer->height; y++)
for (int x = 0; x < decoding_frame_buffer->width; x++)
{
int Y = decoding_frame_buffer->data[0][y * decoding_frame_buffer->linesize[0] + x] ;
int U = decoding_frame_buffer->data[0][y * decoding_frame_buffer->linesize[0] + x] ;
int V = decoding_frame_buffer->data[0][y * decoding_frame_buffer->linesize[0] + x] ;
int U = decoding_frame_buffer->data[1][y * decoding_frame_buffer->linesize[0] + x] ;
int V = decoding_frame_buffer->data[2][y * decoding_frame_buffer->linesize[0] + x] ;
register int R = std::min(255,std::max(0,(int)(1.164*(Y - 16) + 1.596*(V - 128)))) ;
register int G = std::min(255,std::max(0,(int)(1.164*(Y - 16) - 0.813*(V - 128) - 0.391*(U - 128)))) ;