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fixed a few bugs. Still not working

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This commit is contained in:
csoler 2015-08-23 22:39:16 -04:00
parent 024999ed67
commit f55c115bdb
3 changed files with 81 additions and 37 deletions
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5
plugins/VOIP/gui/QVideoDevice.cpp
View File

@ -83,8 +83,9 @@ void QVideoInputDevice::grabFrame()
uint32_t encoded_size ;
_video_processor->processImage(image,0,encoded_size) ;
#ifdef DEBUG_VIDEO_OUTPUT_DEVICE
std::cerr << "Encoded size = " << encoded_size << std::endl;
#endif
_total_encoded_size += encoded_size ;
time_t now = time(NULL) ;
@ -96,7 +97,9 @@ void QVideoInputDevice::grabFrame()
_total_encoded_size = 0 ;
_last_bw_estimate_TS = now ;
#ifdef DEBUG_VIDEO_OUTPUT_DEVICE
std::cerr << "new bw estimate: " << _estimated_bw << std::endl;
#endif
}
emit networkPacketReady() ;

107
plugins/VOIP/gui/VideoProcessor.cpp
View File

@ -577,6 +577,10 @@ FFmpegVideo::FFmpegVideo()
decoding_frame_buffer = avcodec_alloc_frame() ;//(AVFrame*)malloc(sizeof(AVFrame)) ;
av_init_packet(&decoding_buffer);
decoding_buffer.data = NULL ;
decoding_buffer.size = 0 ;
//ret = av_image_alloc(decoding_frame_buffer->data, decoding_frame_buffer->linesize, decoding_context->width, decoding_context->height, decoding_context->pix_fmt, 32);
//if (ret < 0)
@ -604,7 +608,7 @@ FFmpegVideo::~FFmpegVideo()
bool FFmpegVideo::encodeData(const QImage& image,uint32_t size_hint,RsVOIPDataChunk& voip_chunk)
{
std::cerr << "Encoding frame of size " << image.width() << "x" << image.height() << ", resized to " << encoding_frame_buffer->width << "x" << encoding_frame_buffer->height << std::endl;
std::cerr << "Encoding frame of size " << image.width() << "x" << image.height() << ", resized to " << encoding_frame_buffer->width << "x" << encoding_frame_buffer->height << " : ";
QImage input ;
if(image.width() != encoding_frame_buffer->width || image.height() != encoding_frame_buffer->height)
@ -712,53 +716,84 @@ bool FFmpegVideo::encodeData(const QImage& image,uint32_t size_hint,RsVOIPDataCh
}
bool FFmpegVideo::decodeData(const RsVOIPDataChunk& chunk,QImage& image)
{
std::cerr << "Decoding data of size " << chunk.size << std::endl;
std::cerr << "Decoding data of size " << chunk.size << std::endl;
unsigned char *buff ;
AVPacket pkt ;
av_init_packet(&pkt);
if(decoding_buffer.data != NULL)
{
std::cerr << "Completing buffer with size " << chunk.size - HEADER_SIZE + decoding_buffer.size << ": copying existing "
<< decoding_buffer.size << " bytes. Adding new " << chunk.size - HEADER_SIZE<< " bytes " << std::endl;
pkt.data = (unsigned char *)memalign(16,chunk.size - HEADER_SIZE + FF_INPUT_BUFFER_PADDING_SIZE) ;
memset(pkt.data,0,chunk.size - HEADER_SIZE + FF_INPUT_BUFFER_PADDING_SIZE) ;
memcpy(pkt.data,&static_cast<unsigned char*>(chunk.data)[HEADER_SIZE],chunk.size - HEADER_SIZE) ;
uint32_t s = chunk.size - HEADER_SIZE + decoding_buffer.size ;
unsigned char *tmp = (unsigned char*)memalign(16,s + FF_INPUT_BUFFER_PADDING_SIZE) ;
memset(tmp,0,s+FF_INPUT_BUFFER_PADDING_SIZE) ;
pkt.size = chunk.size - HEADER_SIZE;
pkt.pts = AV_NOPTS_VALUE ;
pkt.dts = AV_NOPTS_VALUE ;
memcpy(tmp,decoding_buffer.data,decoding_buffer.size) ;
int got_frame = 0 ;
int len = avcodec_decode_video2(decoding_context,decoding_frame_buffer,&got_frame,&pkt) ;
free(decoding_buffer.data) ;
if(len < 0)
{
std::cerr << "Error decodign frame!" << std::endl;
return false ;
}
std::cerr << "Used " << len << " bytes out of " << pkt.size << ". got_frame = " << got_frame << std::endl;
if(!got_frame)
return false;
buff = &tmp[decoding_buffer.size] ;
decoding_buffer.size = s ;
decoding_buffer.data = tmp ;
}
else
{
std::cerr << "Allocating new buffer of size " << chunk.size - HEADER_SIZE << std::endl;
assert(pkt.size > 0) ;
decoding_buffer.data = (unsigned char *)memalign(16,chunk.size - HEADER_SIZE + FF_INPUT_BUFFER_PADDING_SIZE) ;
decoding_buffer.size = chunk.size - HEADER_SIZE ;
memset(decoding_buffer.data,0,decoding_buffer.size + FF_INPUT_BUFFER_PADDING_SIZE) ;
av_free_packet(&pkt) ;
buff = decoding_buffer.data ;
}
image = QImage(QSize(decoding_frame_buffer->width,decoding_frame_buffer->height),QImage::Format_ARGB32) ;
memcpy(buff,chunk.data,chunk.size - HEADER_SIZE) ;
std::cerr << "Decoded frame. Size=" << image.width() << "x" << image.height() << std::endl;
int got_frame = 0 ;
int len = avcodec_decode_video2(decoding_context,decoding_frame_buffer,&got_frame,&decoding_buffer) ;
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[1][y * decoding_frame_buffer->linesize[1] + x] ;
int V = decoding_frame_buffer->data[2][y * decoding_frame_buffer->linesize[2] + x] ;
if(len < 0)
{
std::cerr << "Error decodign frame!" << std::endl;
return false ;
}
std::cerr << "Used " << len << " bytes out of " << decoding_buffer.size << ". got_frame = " << got_frame << std::endl;
int R = std::min(255,std::max(0,(int)(1.164*(Y - 16) + 1.596*(V - 128)))) ;
int G = std::min(255,std::max(0,(int)(1.164*(Y - 16) - 0.813*(V - 128) - 0.391*(U - 128)))) ;
int B = std::min(255,std::max(0,(int)(1.164*(Y - 16) + 2.018*(U - 128)))) ;
if(got_frame)
{
image = QImage(QSize(decoding_frame_buffer->width,decoding_frame_buffer->height),QImage::Format_ARGB32) ;
image.setPixel(QPoint(x,y),QRgb( 0xff000000 + (R << 16) + (G << 8) + B)) ;
}
std::cerr << "Decoded frame. Size=" << image.width() << "x" << image.height() << std::endl;
return true ;
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[1][(y/2) * decoding_frame_buffer->linesize[1] + x/2] ;
int V = decoding_frame_buffer->data[2][(y/2) * decoding_frame_buffer->linesize[2] + x/2] ;
int R = std::min(255,std::max(0,(int)(1.164*(Y - 16) + 1.596*(V - 128)))) ;
int G = std::min(255,std::max(0,(int)(1.164*(Y - 16) - 0.813*(V - 128) - 0.391*(U - 128)))) ;
int B = std::min(255,std::max(0,(int)(1.164*(Y - 16) + 2.018*(U - 128)))) ;
image.setPixel(QPoint(x,y),QRgb( 0xff000000 + (R << 16) + (G << 8) + B)) ;
}
}
if(len == decoding_buffer.size)
{
free(decoding_buffer.data) ;
decoding_buffer.data = NULL;
decoding_buffer.size = 0;
}
else if(len != 0)
{
std::cerr << "Moving remaining data (" << decoding_buffer.size - len << " bytes) back to 0" << std::endl;
memmove(decoding_buffer.data,decoding_buffer.data+len,decoding_buffer.size - len) ;
decoding_buffer.size -= len ;
}
return true ;
}

6
plugins/VOIP/gui/VideoProcessor.h
View File

@ -4,6 +4,10 @@
#include <QImage>
#include "interface/rsVOIP.h"
extern "C" {
#include <libavcodec/avcodec.h>
}
class QVideoOutputDevice ;
class VideoCodec
@ -60,6 +64,7 @@ private:
struct AVCodec ;
struct AVCodecContext ;
struct AVFrame ;
struct AVPacket ;
class FFmpegVideo: public VideoCodec
{
@ -78,6 +83,7 @@ private:
AVCodecContext *decoding_context;
AVFrame *encoding_frame_buffer ;
AVFrame *decoding_frame_buffer ;
AVPacket decoding_buffer;
uint64_t encoding_frame_count ;
FILE *encoding_debug_file ;