alternative new version of the AppleUtility library
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Paul Davis
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/*
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File: ACPlugInDispatch.cpp
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Abstract: ACPlugInDispatch.h
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Version: 1.1
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Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple
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Inc. ("Apple") in consideration of your agreement to the following
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terms, and your use, installation, modification or redistribution of
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this Apple software constitutes acceptance of these terms. If you do
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not agree with these terms, please do not use, install, modify or
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redistribute this Apple software.
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In consideration of your agreement to abide by the following terms, and
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subject to these terms, Apple grants you a personal, non-exclusive
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license, under Apple's copyrights in this original Apple software (the
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"Apple Software"), to use, reproduce, modify and redistribute the Apple
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Software, with or without modifications, in source and/or binary forms;
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provided that if you redistribute the Apple Software in its entirety and
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without modifications, you must retain this notice and the following
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text and disclaimers in all such redistributions of the Apple Software.
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Neither the name, trademarks, service marks or logos of Apple Inc. may
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be used to endorse or promote products derived from the Apple Software
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without specific prior written permission from Apple. Except as
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expressly stated in this notice, no other rights or licenses, express or
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implied, are granted by Apple herein, including but not limited to any
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patent rights that may be infringed by your derivative works or by other
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works in which the Apple Software may be incorporated.
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The Apple Software is provided by Apple on an "AS IS" basis. APPLE
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MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION
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THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS
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FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND
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OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS.
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IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION,
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MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED
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AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE),
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STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Copyright (C) 2014 Apple Inc. All Rights Reserved.
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*/
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#if AUDIOCODECS_SUPPORT_PLUGINS
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#include "ACPlugInDispatch.h"
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#include "CAXException.h"
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#include "ACCodec.h"
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#include <new>
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#define ACPI ((AudioComponentPlugInInstance *)self)
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#define ACC ((ACCodec *)&ACPI->mInstanceStorage)
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static OSStatus GetPropertyInfo(void *self, AudioCodecPropertyID inPropertyID, UInt32 *outSize, Boolean *outWritable)
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{
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OSStatus result = noErr;
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try {
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UInt32 size;
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Boolean writable;
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ACC->GetPropertyInfo(inPropertyID, size, writable);
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if (outSize) *outSize = size;
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if (outWritable) *outWritable = writable;
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus GetProperty(void *self, AudioCodecPropertyID inPropertyID, UInt32 *ioPropertyDataSize, void *outPropertyData)
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{
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OSStatus result = noErr;
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try {
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ACC->GetProperty(inPropertyID, *ioPropertyDataSize, outPropertyData);
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus SetProperty(void *self, AudioCodecPropertyID inPropertyID, UInt32 inPropertyDataSize, const void *inPropertyData)
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{
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OSStatus result = noErr;
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try {
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ACC->SetProperty(inPropertyID, inPropertyDataSize, inPropertyData);
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus Initialize(void *self, const AudioStreamBasicDescription *inInputFormat, const AudioStreamBasicDescription *inOutputFormat, const void *inMagicCookie, UInt32 inMagicCookieByteSize)
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{
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OSStatus result = noErr;
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try {
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ACC->Initialize(inInputFormat, inOutputFormat, inMagicCookie, inMagicCookieByteSize);
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus Uninitialize(void *self)
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{
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OSStatus result = noErr;
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try {
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ACC->Uninitialize();
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus AppendInputData(void *self, const void *inInputData, UInt32 *ioInputDataByteSize, UInt32 *ioNumberPackets, const AudioStreamPacketDescription *inPacketDescription)
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{
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OSStatus result = noErr;
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try {
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UInt32 npackets = (ioNumberPackets != NULL) ? *ioNumberPackets : 0;
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ACC->AppendInputData(inInputData, *ioInputDataByteSize, npackets, inPacketDescription);
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if(ioNumberPackets != NULL)
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*ioNumberPackets = npackets;
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus ProduceOutputPackets(void *self, void *outOutputData, UInt32 *ioOutputDataByteSize, UInt32 *ioNumberPackets, AudioStreamPacketDescription *outPacketDescription, UInt32 *outStatus)
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{
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OSStatus result = noErr;
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try {
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*outStatus = ACC->ProduceOutputPackets(outOutputData, *ioOutputDataByteSize, *ioNumberPackets, outPacketDescription);
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if (*outStatus == kAudioCodecProduceOutputPacketFailure)
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result = kAudio_ParamError;
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus Reset(void *self)
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{
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OSStatus result = noErr;
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try {
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ACC->Reset();
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}
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COMPONENT_CATCH
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return result;
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}
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#if AC_NON_INTERLEAVED_SUPPORT
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static OSStatus AppendInputBufferList(void *self, const AudioBufferList *ioBufferList, UInt32 *inNumberPackets, const AudioStreamPacketDescription *inPacketDescription, UInt32 *outBytesConsumed)
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{
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OSStatus result = noErr;
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try {
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if((ioBufferList != NULL) && (outBytesConsumed != NULL))
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{
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if(inNumberPackets != NULL)
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{
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ACC->AppendInputBufferList(ioBufferList, *inNumberPackets, inPacketDescription, outBytesConsumed);
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}
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else
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{
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UInt32 theNumberPackets = 0;
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ACC->AppendInputBufferList(ioBufferList, theNumberPackets, inPacketDescription, outBytesConsumed);
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}
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}
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else
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{
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result = kAudio_ParamError;
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}
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus ProduceOutputBufferList(void *self, AudioBufferList *ioBufferList, UInt32 *ioNumberPackets, AudioStreamPacketDescription *outPacketDescription, UInt32 *outStatus)
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{
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OSStatus result = noErr;
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try {
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if((ioBufferList != NULL) && (ioNumberPackets != NULL) && (outStatus != NULL))
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{
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*outStatus = ACC->ProduceOutputBufferList(ioBufferList, *ioNumberPackets, outPacketDescription);
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if(kAudioCodecProduceOutputPacketFailure == *outStatus)
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{
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result = kAudio_ParamError;
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}
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}
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else
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{
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result = kAudio_ParamError;
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}
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}
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COMPONENT_CATCH
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return result;
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}
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#endif
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#if TARGET_OS_IPHONE && AUDIOCONV_HAVE_AMC
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// The ACTransformerCodecBase class is the base for ALL hardware codecs.
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// No need to check for ImplementFeature...
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#include "ACTransformerManager.h"
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#define ACTM ((ACTransformerCodecBase*)&ACPI->mInstanceStorage)
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static OSStatus AcquireHardware(void *self)
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{
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OSStatus result = noErr;
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try {
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ACTM->AcquireHardware();
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}
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COMPONENT_CATCH
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return result;
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}
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static OSStatus ReleaseHardware(void *self)
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{
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OSStatus result = noErr;
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try {
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ACTM->ReleaseHardware();
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}
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COMPONENT_CATCH
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return result;
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}
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#endif // TARGET_OS_IPHONE && AUDIOCONV_HAVE_AMC
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AudioComponentMethod AudioCodecLookup::Lookup (SInt16 selector)
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{
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switch (selector) {
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case kAudioCodecGetPropertyInfoSelect: return (AudioComponentMethod)GetPropertyInfo;
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case kAudioCodecGetPropertySelect: return (AudioComponentMethod)GetProperty;
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case kAudioCodecSetPropertySelect: return (AudioComponentMethod)SetProperty;
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case kAudioCodecInitializeSelect: return (AudioComponentMethod)Initialize;
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case kAudioCodecUninitializeSelect: return (AudioComponentMethod)Uninitialize;
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case kAudioCodecAppendInputDataSelect: return (AudioComponentMethod)AppendInputData;
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case kAudioCodecProduceOutputDataSelect: return (AudioComponentMethod)ProduceOutputPackets;
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case kAudioCodecResetSelect: return (AudioComponentMethod)Reset;
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default:
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break;
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}
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return NULL;
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}
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#if AC_NON_INTERLEAVED_SUPPORT
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AudioComponentMethod AudioCodecNonInterleavedEncoderLookup::Lookup (SInt16 selector)
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{
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AudioComponentMethod method = AudioCodecLookup::Lookup(selector);
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if (method)
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return method;
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if (selector == kAudioCodecAppendInputBufferListSelect)
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return (AudioComponentMethod)AppendInputBufferList;
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return NULL;
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}
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AudioComponentMethod AudioCodecNonInterleavedDecoderLookup::Lookup (SInt16 selector)
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{
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AudioComponentMethod method = AudioCodecLookup::Lookup(selector);
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if (method)
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return method;
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if (selector == kAudioCodecProduceOutputBufferListSelect)
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return (AudioComponentMethod)ProduceOutputBufferList;
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return NULL;
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}
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#endif
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#if TARGET_OS_IPHONE && AUDIOCONV_HAVE_AMC
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#include "AudioCodecPriv.h"
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AudioComponentMethod AudioCodecHWCodecLookup::Lookup (SInt16 selector)
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{
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AudioComponentMethod method = AudioCodecLookup::Lookup(selector);
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if (method) return method;
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switch (selector) {
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case kAudioCodecAcquireHardwareSelect: return (AudioComponentMethod)AcquireHardware;
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case kAudioCodecReleaseHardwareSelect: return (AudioComponentMethod)ReleaseHardware;
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default:
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break;
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}
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return NULL;
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}
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#endif // TARGET_OS_IPHONE && AUDIOCONV_HAVE_AMC
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#endif // AUDIOCODECS_SUPPORT_PLUGINS
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