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expose video capture as logging command in b3RobotSimulatorClientAPI (C++) and pybullet (use STATE_LOGGING_VIDEO_MP4)

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This commit is contained in:
Erwin Coumans
2017-03-16 09:13:33 -07:00
parent b7b46b12d3
commit 59d16b2c42
16 changed files with 180 additions and 22 deletions
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38
examples/OpenGLWindow/SimpleOpenGL3App.cpp
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@@ -774,16 +774,18 @@ void SimpleOpenGL3App::swapBuffer()
m_data->m_frameDumpPngFileName = 0;
}
}
m_window->endRendering();
m_window->startRendering();
m_window->endRendering();
m_window->startRendering();
}
// see also http://blog.mmacklin.com/2013/06/11/real-time-video-capture-with-ffmpeg/
void SimpleOpenGL3App::dumpFramesToVideo(const char* mp4FileName)
{
int width = (int)m_window->getRetinaScale()*m_instancingRenderer->getScreenWidth();
int height = (int)m_window->getRetinaScale()*m_instancingRenderer->getScreenHeight();
char cmd[8192];
if (mp4FileName)
{
int width = (int)m_window->getRetinaScale()*m_instancingRenderer->getScreenWidth();
int height = (int)m_window->getRetinaScale()*m_instancingRenderer->getScreenHeight();
char cmd[8192];
#ifdef _WIN32
sprintf(cmd, "ffmpeg -r 60 -f rawvideo -pix_fmt rgba -s %dx%d -i - "
@@ -803,15 +805,25 @@ void SimpleOpenGL3App::dumpFramesToVideo(const char* mp4FileName)
// sprintf(cmd,"ffmpeg -r 60 -f rawvideo -pix_fmt rgba -s %dx%d -i - "
// "-threads 0 -preset fast -y -crf 21 -vf vflip %s",width,height,mp4FileName);
if (m_data->m_ffmpegFile)
{
pclose(m_data->m_ffmpegFile);
}
if (mp4FileName)
{
m_data->m_ffmpegFile = popen(cmd, "w");
if (m_data->m_ffmpegFile)
{
pclose(m_data->m_ffmpegFile);
}
if (mp4FileName)
{
m_data->m_ffmpegFile = popen(cmd, "w");
m_data->m_frameDumpPngFileName = mp4FileName;
m_data->m_frameDumpPngFileName = mp4FileName;
}
} else
{
if (m_data->m_ffmpegFile)
{
fflush(m_data->m_ffmpegFile);
pclose(m_data->m_ffmpegFile);
m_data->m_frameDumpPngFileName = 0;
}
m_data->m_ffmpegFile = 0;
}
}
void SimpleOpenGL3App::dumpNextFrameToPng(const char* filename)