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Better error handling

This commit is contained in:
Edward Barnard 2013-12-19 23:10:45 +00:00
parent f4d72752a8
commit 3e2647782d
1 changed files with 13 additions and 6 deletions
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19
src/zm_libvlc_camera.cpp
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@ -65,6 +65,8 @@ LibvlcCamera::LibvlcCamera( int p_id, const std::string &p_path, int p_width, in
mLibvlcInstance = NULL;
mLibvlcMedia = NULL;
mLibvlcMediaPlayer = NULL;
mLibvlcData.buffer = NULL;
mLibvlcData.prevBuffer = NULL;
/* Has to be located inside the constructor so other components such as zma will receive correct colours and subpixel order */
if(colours == ZM_COLOUR_RGB32) {
@ -119,9 +121,14 @@ void LibvlcCamera::Initialise()
void LibvlcCamera::Terminate()
{
libvlc_media_player_stop(mLibvlcMediaPlayer);
zm_freealigned(mLibvlcData.buffer);
zm_freealigned(mLibvlcData.prevBuffer);
if(mLibvlcData.buffer != NULL)
{
zm_freealigned(mLibvlcData.buffer);
}
if(mLibvlcData.prevBuffer != NULL)
{
zm_freealigned(mLibvlcData.prevBuffer);
}
}
int LibvlcCamera::PrimeCapture()
@ -130,15 +137,15 @@ int LibvlcCamera::PrimeCapture()
mLibvlcInstance = libvlc_new (0, NULL);
if(mLibvlcInstance == NULL)
Fatal("Unable to create libvlc instance due to: %s", strerror(errno));
Fatal("Unable to create libvlc instance due to: %s", libvlc_errmsg());
mLibvlcMedia = libvlc_media_new_location(mLibvlcInstance, mPath.c_str());
if(mLibvlcMedia == NULL)
Fatal( "Unable to open input %s due to: %s", mPath.c_str(), strerror(errno) );
Fatal("Unable to open input %s due to: %s", mPath.c_str(), libvlc_errmsg());
mLibvlcMediaPlayer = libvlc_media_player_new_from_media(mLibvlcMedia);
if(mLibvlcMediaPlayer == NULL)
Fatal( "Unable to create player for %s due to: %s", mPath.c_str(), strerror(errno) );
Fatal("Unable to create player for %s due to: %s", mPath.c_str(), libvlc_errmsg());
libvlc_video_set_format(mLibvlcMediaPlayer, mTargetChroma.c_str(), width, height, width * mBpp);
libvlc_video_set_callbacks(mLibvlcMediaPlayer, &LibvlcLockBuffer, &LibvlcUnlockBuffer, NULL, &mLibvlcData);