static OSStatus finish_video(void)
{
video_ready = 0;
// ----- PixelBuffer -----
CVPixelBufferRelease(pixelBuffer);
// ----- Codec -----
OSErr theError = ICMCompressionSessionCompleteFrames(videoCompressionSession, true, 0, 0);
if (theError)
log_debug("quicktime_video: error completing frames!");
ICMCompressionSessionRelease(videoCompressionSession);
// ----- Movie -----
//End media editing
theError = EndMediaEdits(videoMedia);
if (theError)
log_debug("quicktime_video: error ending media edits");
theError = ExtendMediaDecodeDurationToDisplayEndTime(videoMedia, NULL);
if (theError)
log_debug("quicktime_video: error setting decode duration!");
//Add media to track
theError = InsertMediaIntoTrack(videoTrack, 0, 0, GetMediaDisplayDuration(videoMedia), fixed1);
if (theError)
log_debug("quicktime_video: error inserting media into track!");
videoTrack=NULL;
videoMedia=NULL;
return theError;
}
void qDestroyEncoderAPI(QEncoder* encoder)
{
// push out any remaining frames before releasing the compression session.
ICMCompressionSessionCompleteFrames(encoder->session, 1, 0, 0);
ICMCompressionSessionRelease(encoder->session);
CloseComponent(encoder->compressor);
free(encoder);
}
static ComponentResult _setup_cs(StreamInfoPtr si)
{
ComponentResult err = noErr;
ICMEncodedFrameOutputRecord efor;
SInt32 tmpval = 0;
dbg_printf("[ vOE] >> [%08lx] :: _setup_cs()\n", (UInt32) -1);
if (si->si_v.cs) {
ICMCompressionSessionCompleteFrames(si->si_v.cs, true, 0, 0);
ICMCompressionSessionRelease(si->si_v.cs);
si->si_v.cs = NULL;
}
err = ICMCompressionSessionOptionsCreate(NULL, &si->si_v.cs_opts);
if (err)
goto bail;
// We must set this flag to enable P or B frames.
err = ICMCompressionSessionOptionsSetAllowTemporalCompression(si->si_v.cs_opts,
true);
dbg_printf("[ vOE] ?1 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
// We must set this flag to enable B frames.
err = ICMCompressionSessionOptionsSetAllowFrameReordering(si->si_v.cs_opts,
true);
dbg_printf("[ vOE] ?2 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
// Set the maximum key frame rate.
err = ICMCompressionSessionOptionsSetMaxKeyFrameInterval(si->si_v.cs_opts,
si->si_v.keyrate);
dbg_printf("[ vOE] ?3 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
// This allows the compressor more flexibility
// (ie, dropping and coalescing frames).
err = ICMCompressionSessionOptionsSetAllowFrameTimeChanges(si->si_v.cs_opts,
true);
dbg_printf("[ vOE] ?4 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
// We need durations when we store frames.
err = ICMCompressionSessionOptionsSetDurationsNeeded(si->si_v.cs_opts, true);
dbg_printf("[ vOE] ?5 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
tmpval = si->si_v.quality;
err = ICMCompressionSessionOptionsSetProperty(si->si_v.cs_opts,
kQTPropertyClass_ICMCompressionSessionOptions,
kICMCompressionSessionOptionsPropertyID_Quality,
sizeof(tmpval),
&tmpval);
dbg_printf("[ vOE] ?6 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
err = ICMCompressionSessionOptionsSetProperty(si->si_v.cs_opts,
kQTPropertyClass_ICMCompressionSessionOptions,
kICMCompressionSessionOptionsPropertyID_ExpectedFrameRate,
sizeof(si->si_v.fps),
&si->si_v.fps);
dbg_printf("[ vOE] ?7 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
tmpval = si->si_v.bitrate;
err = ICMCompressionSessionOptionsSetProperty(si->si_v.cs_opts,
kQTPropertyClass_ICMCompressionSessionOptions,
kICMCompressionSessionOptionsPropertyID_AverageDataRate,
sizeof(tmpval),
&tmpval);
dbg_printf("[ vOE] ?8 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
if (si->si_v.custom != NULL) {
err = ICMCompressionSessionOptionsSetProperty(si->si_v.cs_opts,
kQTPropertyClass_ICMCompressionSessionOptions,
kICMCompressionSessionOptionsPropertyID_CompressorSettings,
sizeof(si->si_v.custom),
&si->si_v.custom);
dbg_printf("[ vOE] ?9 [%08lx] :: _setup_cs() = %ld\n", (UInt32) -1, err);
if (err)
goto bail;
}
if (!err) {
efor.encodedFrameOutputCallback = _frame_compressed;
efor.encodedFrameOutputRefCon = (void *) si;
efor.frameDataAllocator = NULL;
err = ICMCompressionSessionCreate(NULL, si->si_v.width >> 16,
si->si_v.height >> 16,
kVideoFormatXiphTheora, /* fixed for now... */
si->sourceTimeScale, si->si_v.cs_opts,
NULL, &efor, &si->si_v.cs);
dbg_printf("[ vOE] ?A [%08lx] :: _setup_cs() = %ld [%lx x %lx]\n",
(UInt32) -1, err, si->si_v.width, si->si_v.height);
}
