/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/** Data locator, data format, data source, and data sink support */
#include "sles_allinclusive.h"
#ifdef ANDROID // FIXME This file should be portable
#include "android/channels.h"
#include "data.h"
#endif
/** \brief Check a data locator and make local deep copy */
static SLresult checkDataLocator(const char *name, void *pLocator, DataLocator *pDataLocator,
SLuint32 allowedDataLocatorMask)
{
assert(NULL != name && NULL != pDataLocator);
SLresult result = SL_RESULT_SUCCESS;
SLuint32 locatorType;
if (NULL == pLocator) {
pDataLocator->mLocatorType = locatorType = SL_DATALOCATOR_NULL;
} else {
locatorType = *(SLuint32 *)pLocator;
switch (locatorType) {
case SL_DATALOCATOR_ADDRESS:
pDataLocator->mAddress = *(SLDataLocator_Address *)pLocator;
// if length is greater than zero, then the address must be non-NULL
if ((0 < pDataLocator->mAddress.length) && (NULL == pDataLocator->mAddress.pAddress)) {
SL_LOGE("%s: pAddress=NULL", name);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_DATALOCATOR_BUFFERQUEUE:
#ifdef ANDROID
// This is an alias that is _not_ converted; the rest of the code must check for both
// locator types. That's because it is only an alias for audio players, not audio recorder
// objects so we have to remember the distinction.
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
#endif
pDataLocator->mBufferQueue = *(SLDataLocator_BufferQueue *)pLocator;
// number of buffers must be specified, there is no default value, and can't be too big
if (!((1 <= pDataLocator->mBufferQueue.numBuffers) &&
(pDataLocator->mBufferQueue.numBuffers <= 255))) {
SL_LOGE("%s: numBuffers=%u", name, pDataLocator->mBufferQueue.numBuffers);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_DATALOCATOR_IODEVICE:
{
pDataLocator->mIODevice = *(SLDataLocator_IODevice *)pLocator;
SLuint32 deviceType = pDataLocator->mIODevice.deviceType;
SLObjectItf device = pDataLocator->mIODevice.device;
if (NULL != device) {
pDataLocator->mIODevice.deviceID = 0;
SLuint32 expectedObjectID;
switch (deviceType) {
case SL_IODEVICE_LEDARRAY:
expectedObjectID = SL_OBJECTID_LEDDEVICE;
break;
case SL_IODEVICE_VIBRA:
expectedObjectID = SL_OBJECTID_VIBRADEVICE;
break;
case XA_IODEVICE_CAMERA:
expectedObjectID = XA_OBJECTID_CAMERADEVICE;
break;
case XA_IODEVICE_RADIO:
expectedObjectID = XA_OBJECTID_RADIODEVICE;
break;
// audio input and audio output cannot be specified via objects
case SL_IODEVICE_AUDIOINPUT:
// case SL_IODEVICE_AUDIOOUTPUT: // does not exist in 1.0.1, added in 1.1
default:
SL_LOGE("%s: deviceType=%u", name, deviceType);
pDataLocator->mIODevice.device = NULL;
expectedObjectID = 0;
result = SL_RESULT_PARAMETER_INVALID;
}
if (result == SL_RESULT_SUCCESS) {
// check that device has the correct object ID and is realized,
// and acquire a strong reference to it
result = AcquireStrongRef((IObject *) device, expectedObjectID);
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: locatorType=IODEVICE, but device field %p has wrong " \
"object ID or is not realized", name, device);
pDataLocator->mIODevice.device = NULL;
}
}
} else {
SLuint32 deviceID = pDataLocator->mIODevice.deviceID;
switch (deviceType) {
case SL_IODEVICE_LEDARRAY:
if (SL_DEFAULTDEVICEID_LED != deviceID) {
SL_LOGE("%s: invalid LED deviceID=%u", name, deviceID);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_IODEVICE_VIBRA:
if (SL_DEFAULTDEVICEID_VIBRA != deviceID) {
SL_LOGE("%s: invalid vibra deviceID=%u", name, deviceID);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_IODEVICE_AUDIOINPUT:
if (SL_DEFAULTDEVICEID_AUDIOINPUT != deviceID) {
SL_LOGE("%s: invalid audio input deviceID=%u", name, deviceID);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case XA_IODEVICE_RADIO:
// no default device ID for radio; see Khronos bug XXXX
break;
case XA_IODEVICE_CAMERA:
if (XA_DEFAULTDEVICEID_CAMERA != deviceID) {
SL_LOGE("%s: invalid audio input deviceID=%u", name, deviceID);
result = XA_RESULT_PARAMETER_INVALID;
}
break;
// case SL_IODEVICE_AUDIOOUTPUT:
// does not exist in 1.0.1, added in 1.1
// break;
default:
SL_LOGE("%s: deviceType=%u is invalid", name, deviceType);
result = SL_RESULT_PARAMETER_INVALID;
}
}
}
break;
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
pDataLocator->mMIDIBufferQueue = *(SLDataLocator_MIDIBufferQueue *)pLocator;
if (0 == pDataLocator->mMIDIBufferQueue.tpqn) {
pDataLocator->mMIDIBufferQueue.tpqn = 192;
}
// number of buffers must be specified, there is no default value, and can't be too big
if (!((1 <= pDataLocator->mMIDIBufferQueue.numBuffers) &&
(pDataLocator->mMIDIBufferQueue.numBuffers <= 255))) {
SL_LOGE("%s: SLDataLocator_MIDIBufferQueue.numBuffers=%d", name,
pDataLocator->mMIDIBufferQueue.numBuffers);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_DATALOCATOR_OUTPUTMIX:
pDataLocator->mOutputMix = *(SLDataLocator_OutputMix *)pLocator;
// check that output mix object has the correct object ID and is realized,
// and acquire a strong reference to it
result = AcquireStrongRef((IObject *) pDataLocator->mOutputMix.outputMix,
SL_OBJECTID_OUTPUTMIX);
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: locatorType=SL_DATALOCATOR_OUTPUTMIX, but outputMix field %p does " \
"not refer to an SL_OBJECTID_OUTPUTMIX or the output mix is not realized", \
name, pDataLocator->mOutputMix.outputMix);
pDataLocator->mOutputMix.outputMix = NULL;
}
break;
case XA_DATALOCATOR_NATIVEDISPLAY:
pDataLocator->mNativeDisplay = *(XADataLocator_NativeDisplay *)pLocator;
// hWindow is NDK C ANativeWindow * and hDisplay must be NULL
if (pDataLocator->mNativeDisplay.hWindow == NULL) {
SL_LOGE("%s: hWindow must be non-NULL ANativeWindow *", name);
result = SL_RESULT_PARAMETER_INVALID;
}
if (pDataLocator->mNativeDisplay.hDisplay != NULL) {
SL_LOGE("%s: hDisplay must be NULL, but is %p", name,
pDataLocator->mNativeDisplay.hDisplay);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case SL_DATALOCATOR_URI:
{
pDataLocator->mURI = *(SLDataLocator_URI *)pLocator;
if (NULL == pDataLocator->mURI.URI) {
SL_LOGE("%s: invalid URI=NULL", name);
result = SL_RESULT_PARAMETER_INVALID;
} else {
// NTH verify URI address for validity
size_t len = strlen((const char *) pDataLocator->mURI.URI);
SLchar *myURI = (SLchar *) malloc(len + 1);
if (NULL == myURI) {
result = SL_RESULT_MEMORY_FAILURE;
} else {
memcpy(myURI, pDataLocator->mURI.URI, len + 1);
// Verify that another thread didn't change the NUL-terminator after we used it
// to determine length of string to copy. It's OK if the string became shorter.
if ('\0' != myURI[len]) {
free(myURI);
myURI = NULL;
result = SL_RESULT_PARAMETER_INVALID;
}
}
pDataLocator->mURI.URI = myURI;
}
}
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDFD:
{
pDataLocator->mFD = *(SLDataLocator_AndroidFD *)pLocator;
SL_LOGV("%s: fd=%d offset=%lld length=%lld", name, pDataLocator->mFD.fd,
pDataLocator->mFD.offset, pDataLocator->mFD.length);
// NTH check against process fd limit
if (0 > pDataLocator->mFD.fd) {
SL_LOGE("%s: fd=%d\n", name, pDataLocator->mFD.fd);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
}
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
{
pDataLocator->mABQ = *(SLDataLocator_AndroidBufferQueue*)pLocator;
// number of buffers must be specified, there is no default value, and can't be too big
if (!((1 <= pDataLocator->mBufferQueue.numBuffers) &&
(pDataLocator->mBufferQueue.numBuffers <= 255))) {
SL_LOGE("%s: numBuffers=%u", name, pDataLocator->mABQ.numBuffers);
result = SL_RESULT_PARAMETER_INVALID;
}
break;
}
#endif
case SL_DATALOCATOR_NULL: // a NULL pointer is allowed, but not a pointer to NULL
default:
SL_LOGE("%s: locatorType=%u", name, locatorType);
result = SL_RESULT_PARAMETER_INVALID;
}
// Verify that another thread didn't change the locatorType field after we used it
// to determine sizeof struct to copy.
if ((SL_RESULT_SUCCESS == result) && (locatorType != pDataLocator->mLocatorType)) {
SL_LOGE("%s: locatorType changed from %u to %u", name, locatorType,
pDataLocator->mLocatorType);
result = SL_RESULT_PRECONDITIONS_VIOLATED;
}
}
// Verify that the data locator type is allowed in this context
if (SL_RESULT_SUCCESS == result) {
SLuint32 actualMask;
switch (locatorType) {
case SL_DATALOCATOR_NULL:
case SL_DATALOCATOR_URI:
case SL_DATALOCATOR_ADDRESS:
case SL_DATALOCATOR_IODEVICE:
case SL_DATALOCATOR_OUTPUTMIX:
case XA_DATALOCATOR_NATIVEDISPLAY:
case SL_DATALOCATOR_BUFFERQUEUE:
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
actualMask = 1L << locatorType;
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDFD:
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
actualMask = 0x100L << (locatorType - SL_DATALOCATOR_ANDROIDFD);
break;
#endif
default:
assert(false);
actualMask = 0L;
break;
}
if (!(allowedDataLocatorMask & actualMask)) {
SL_LOGE("%s: data locator type 0x%x not allowed", name, locatorType);
result = SL_RESULT_CONTENT_UNSUPPORTED;
}
}
return result;
}
/** \brief Free the local deep copy of a data locator */
static void freeDataLocator(DataLocator *pDataLocator)
{
switch (pDataLocator->mLocatorType) {
case SL_DATALOCATOR_NULL:
case SL_DATALOCATOR_ADDRESS:
case SL_DATALOCATOR_BUFFERQUEUE:
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
case XA_DATALOCATOR_NATIVEDISPLAY:
break;
case SL_DATALOCATOR_URI:
if (NULL != pDataLocator->mURI.URI) {
free(pDataLocator->mURI.URI);
pDataLocator->mURI.URI = NULL;
}
pDataLocator->mURI.URI = NULL;
break;
case SL_DATALOCATOR_IODEVICE:
if (NULL != pDataLocator->mIODevice.device) {
ReleaseStrongRef((IObject *) pDataLocator->mIODevice.device);
pDataLocator->mIODevice.device = NULL;
}
break;
case SL_DATALOCATOR_OUTPUTMIX:
if (NULL != pDataLocator->mOutputMix.outputMix) {
ReleaseStrongRef((IObject *) pDataLocator->mOutputMix.outputMix);
pDataLocator->mOutputMix.outputMix = NULL;
}
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
case SL_DATALOCATOR_ANDROIDFD:
break;
#endif
default:
// an invalid data locator is caught earlier when making the copy
assert(false);
break;
}
}
/** \brief Check a data format and make local deep copy */
static SLresult checkDataFormat(const char *name, void *pFormat, DataFormat *pDataFormat,
SLuint32 allowedDataFormatMask, SLboolean isOutputFormat)
{
assert(NULL != name && NULL != pDataFormat);
SLresult result = SL_RESULT_SUCCESS;
const SLuint32 *df_representation = NULL; // pointer to representation field, if it exists
SLuint32 formatType;
if (NULL == pFormat) {
pDataFormat->mFormatType = formatType = SL_DATAFORMAT_NULL;
} else {
formatType = *(SLuint32 *)pFormat;
switch (formatType) {
case SL_ANDROID_DATAFORMAT_PCM_EX:
pDataFormat->mPCMEx.representation =
((SLAndroidDataFormat_PCM_EX *)pFormat)->representation;
switch (pDataFormat->mPCMEx.representation) {
case SL_ANDROID_PCM_REPRESENTATION_SIGNED_INT:
case SL_ANDROID_PCM_REPRESENTATION_UNSIGNED_INT:
case SL_ANDROID_PCM_REPRESENTATION_FLOAT:
df_representation = &pDataFormat->mPCMEx.representation;
break;
default:
SL_LOGE("%s: unsupported representation: %d", name,
pDataFormat->mPCMEx.representation);
result = SL_RESULT_PARAMETER_INVALID;
break;
}
// SL_ANDROID_DATAFORMAT_PCM_EX - fall through to next test.
case SL_DATAFORMAT_PCM:
pDataFormat->mPCM = *(SLDataFormat_PCM *)pFormat;
do {
if (pDataFormat->mPCM.numChannels == 0) {
result = SL_RESULT_PARAMETER_INVALID;
} else if (pDataFormat->mPCM.numChannels > SL_ANDROID_SPEAKER_COUNT_MAX) {
result = SL_RESULT_CONTENT_UNSUPPORTED;
}
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: numChannels=%u", name, (unsigned) pDataFormat->mPCM.numChannels);
break;
}
// check the sampling rate
if (pDataFormat->mPCM.samplesPerSec == 0) {
result = SL_RESULT_PARAMETER_INVALID;
} else if (pDataFormat->mPCM.samplesPerSec < SL_SAMPLINGRATE_8 ||
pDataFormat->mPCM.samplesPerSec > SL_SAMPLINGRATE_192) {
result = SL_RESULT_CONTENT_UNSUPPORTED;
}
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: samplesPerSec=%u", name, pDataFormat->mPCM.samplesPerSec);
break;
}
// check the container bit depth and representation
switch (pDataFormat->mPCM.containerSize) {
case 8:
if (df_representation != NULL &&
*df_representation != SL_ANDROID_PCM_REPRESENTATION_UNSIGNED_INT) {
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case 16:
case 24:
if (df_representation != NULL &&
*df_representation != SL_ANDROID_PCM_REPRESENTATION_SIGNED_INT) {
result = SL_RESULT_PARAMETER_INVALID;
}
break;
case 32:
if (df_representation != NULL
&& *df_representation != SL_ANDROID_PCM_REPRESENTATION_SIGNED_INT
&& *df_representation != SL_ANDROID_PCM_REPRESENTATION_FLOAT) {
result = SL_RESULT_PARAMETER_INVALID;
}
break;
default:
result = SL_RESULT_PARAMETER_INVALID;
break;
}
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: containerSize=%u", name, pDataFormat->mPCM.containerSize);
break;
}
// sample size cannot be zero, and container size cannot be less than sample size
if (pDataFormat->mPCM.bitsPerSample == 0 ||
pDataFormat->mPCM.containerSize < pDataFormat->mPCM.bitsPerSample) {
result = SL_RESULT_PARAMETER_INVALID;
}
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: containerSize=%u, bitsPerSample=%u", name,
(unsigned) pDataFormat->mPCM.containerSize,
(unsigned) pDataFormat->mPCM.bitsPerSample);
break;
}
// check the channel mask
SL_LOGV("%s: Requested channel mask of 0x%x for %d channel audio",
name,
pDataFormat->mPCM.channelMask,
pDataFormat->mPCM.numChannels);
if (pDataFormat->mPCM.channelMask == 0) {
// We can derive the channel mask from the channel count,
// but issue a warning--the automatic mask generation
// makes a lot of assumptions that may or may not be what
// the app was expecting.
SLuint32 mask = isOutputFormat
? sles_channel_out_mask_from_count(pDataFormat->mPCM.numChannels)
: sles_channel_in_mask_from_count(pDataFormat->mPCM.numChannels);
if (mask == SL_ANDROID_UNKNOWN_CHANNELMASK) {
SL_LOGE("No channel mask specified and no default mapping for"
"requested speaker count of %u", pDataFormat->mPCM.numChannels);
result = SL_RESULT_PARAMETER_INVALID;
} else {
pDataFormat->mPCM.channelMask = mask;
SL_LOGW("No channel mask specified; Using mask %#x based on requested"
"speaker count of %u",
pDataFormat->mPCM.channelMask,
pDataFormat->mPCM.numChannels);
}
}
SLuint32 mask = pDataFormat->mPCM.channelMask;
SLuint32 count = sles_channel_count_from_mask(mask);
if (count != pDataFormat->mPCM.numChannels) {
SL_LOGE("%s: requested %d channels but mask (0x%x) has %d channel bits set",
name,
pDataFormat->mPCM.numChannels,
mask,
count);
result = SL_RESULT_PARAMETER_INVALID;
break;
}
SL_LOGV("%s: final channel mask is 0x%x", name, pDataFormat->mPCM.channelMask);
// check the endianness / byte order
switch (pDataFormat->mPCM.endianness) {
case SL_BYTEORDER_LITTLEENDIAN:
case SL_BYTEORDER_BIGENDIAN:
break;
// native is proposed but not yet in spec
default:
result = SL_RESULT_PARAMETER_INVALID;
break;
}
if (SL_RESULT_SUCCESS != result) {
SL_LOGE("%s: endianness=%u", name, (unsigned) pDataFormat->mPCM.endianness);
break;
}
// here if all checks passed successfully
} while(0);
break;
case SL_DATAFORMAT_MIME:
pDataFormat->mMIME = *(SLDataFormat_MIME *)pFormat;
if (NULL != pDataFormat->mMIME.mimeType) {
// NTH check address for validity
size_t len = strlen((const char *) pDataFormat->mMIME.mimeType);
SLchar *myMIME = (SLchar *) malloc(len + 1);
if (NULL == myMIME) {
result = SL_RESULT_MEMORY_FAILURE;
} else {
memcpy(myMIME, pDataFormat->mMIME.mimeType, len + 1);
// make sure MIME string was not modified asynchronously
if ('\0' != myMIME[len]) {
free(myMIME);
myMIME = NULL;
result = SL_RESULT_PRECONDITIONS_VIOLATED;
}
}
pDataFormat->mMIME.mimeType = myMIME;
}
break;
case XA_DATAFORMAT_RAWIMAGE:
pDataFormat->mRawImage = *(XADataFormat_RawImage *)pFormat;
switch (pDataFormat->mRawImage.colorFormat) {
case XA_COLORFORMAT_MONOCHROME:
case XA_COLORFORMAT_8BITRGB332:
case XA_COLORFORMAT_12BITRGB444:
case XA_COLORFORMAT_16BITARGB4444:
case XA_COLORFORMAT_16BITARGB1555:
case XA_COLORFORMAT_16BITRGB565:
case XA_COLORFORMAT_16BITBGR565:
case XA_COLORFORMAT_18BITRGB666:
case XA_COLORFORMAT_18BITARGB1665:
case XA_COLORFORMAT_19BITARGB1666:
case XA_COLORFORMAT_24BITRGB888:
case XA_COLORFORMAT_24BITBGR888:
case XA_COLORFORMAT_24BITARGB1887:
case XA_COLORFORMAT_25BITARGB1888:
case XA_COLORFORMAT_32BITBGRA8888:
case XA_COLORFORMAT_32BITARGB8888:
case XA_COLORFORMAT_YUV411PLANAR:
case XA_COLORFORMAT_YUV420PLANAR:
case XA_COLORFORMAT_YUV420SEMIPLANAR:
case XA_COLORFORMAT_YUV422PLANAR:
case XA_COLORFORMAT_YUV422SEMIPLANAR:
case XA_COLORFORMAT_YCBYCR:
case XA_COLORFORMAT_YCRYCB:
case XA_COLORFORMAT_CBYCRY:
case XA_COLORFORMAT_CRYCBY:
case XA_COLORFORMAT_YUV444INTERLEAVED:
case XA_COLORFORMAT_RAWBAYER8BIT:
case XA_COLORFORMAT_RAWBAYER10BIT:
case XA_COLORFORMAT_RAWBAYER8BITCOMPRESSED:
case XA_COLORFORMAT_L2:
case XA_COLORFORMAT_L4:
case XA_COLORFORMAT_L8:
case XA_COLORFORMAT_L16:
case XA_COLORFORMAT_L24:
case XA_COLORFORMAT_L32:
case XA_COLORFORMAT_18BITBGR666:
case XA_COLORFORMAT_24BITARGB6666:
case XA_COLORFORMAT_24BITABGR6666:
break;
case XA_COLORFORMAT_UNUSED:
default:
result = XA_RESULT_PARAMETER_INVALID;
SL_LOGE("%s: unsupported color format %d", name,
pDataFormat->mRawImage.colorFormat);
break;
}
// no checks for height, width, or stride
break;
default:
result = SL_RESULT_PARAMETER_INVALID;
SL_LOGE("%s: formatType=%u", name, (unsigned) formatType);
break;
}
// make sure format type was not modified asynchronously
if ((SL_RESULT_SUCCESS == result) && (formatType != pDataFormat->mFormatType)) {
SL_LOGE("%s: formatType changed from %u to %u", name, formatType,
pDataFormat->mFormatType);
result = SL_RESULT_PRECONDITIONS_VIOLATED;
}
}
// Verify that the data format type is allowed in this context
if (SL_RESULT_SUCCESS == result) {
SLuint32 actualMask;
switch (formatType) {
case SL_DATAFORMAT_NULL:
case SL_DATAFORMAT_MIME:
case SL_DATAFORMAT_PCM:
case SL_ANDROID_DATAFORMAT_PCM_EX:
case XA_DATAFORMAT_RAWIMAGE:
actualMask = 1L << formatType;
break;
default:
assert(false);
actualMask = 0L;
break;
}
if (!(allowedDataFormatMask & actualMask)) {
SL_LOGE("%s: data format %d not allowed", name, formatType);
result = SL_RESULT_CONTENT_UNSUPPORTED;
}
}
return result;
}
/** \brief Check interface ID compatibility with respect to a particular source
* and sink data locator format
*/
SLresult checkSourceSinkVsInterfacesCompatibility(const DataLocatorFormat *pSrcDataLocatorFormat,
const DataLocatorFormat *pSinkDataLocatorFormat,
const ClassTable *clazz, unsigned requiredMask) {
int index;
switch (pSrcDataLocatorFormat->mLocator.mLocatorType) {
case SL_DATALOCATOR_URI:
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDFD:
#endif
// URIs and FD can be sources when "playing" to an OutputMix or a Buffer Queue for decode
// so we don't prevent the retrieval of the BufferQueue interfaces for those sources
switch (pSinkDataLocatorFormat->mLocator.mLocatorType) {
case SL_DATALOCATOR_BUFFERQUEUE:
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
#endif
break;
default:
// can't require SLBufferQueueItf or its alias SLAndroidSimpleBufferQueueItf
// if the data sink is not a buffer queue
index = clazz->mMPH_to_index[MPH_BUFFERQUEUE];
#ifdef ANDROID
assert(index == clazz->mMPH_to_index[MPH_ANDROIDSIMPLEBUFFERQUEUE]);
#endif
if (0 <= index) {
if (requiredMask & (1 << index)) {
SL_LOGE("can't require SL_IID_BUFFERQUEUE "
#ifdef ANDROID
"or SL_IID_ANDROIDSIMPLEBUFFERQUEUE "
#endif
"with a non-buffer queue data sink");
return SL_RESULT_FEATURE_UNSUPPORTED;
}
}
break;
}
break;
case SL_DATALOCATOR_BUFFERQUEUE:
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
#endif
// can't require SLSeekItf if data source is a buffer queue
index = clazz->mMPH_to_index[MPH_SEEK];
if (0 <= index) {
if (requiredMask & (1 << index)) {
SL_LOGE("can't require SL_IID_SEEK with a buffer queue data source");
return SL_RESULT_FEATURE_UNSUPPORTED;
}
}
// can't require SLMuteSoloItf if data source is a mono buffer queue
index = clazz->mMPH_to_index[MPH_MUTESOLO];
if (0 <= index) {
if ((requiredMask & (1 << index)) &&
(SL_DATAFORMAT_PCM == pSrcDataLocatorFormat->mFormat.mFormatType) &&
(1 == pSrcDataLocatorFormat->mFormat.mPCM.numChannels)) {
SL_LOGE("can't require SL_IID_MUTESOLO with a mono buffer queue data source");
return SL_RESULT_FEATURE_UNSUPPORTED;
}
}
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
// can't require SLSeekItf if data source is an Android buffer queue
index = clazz->mMPH_to_index[MPH_SEEK];
if (0 <= index) {
if (requiredMask & (1 << index)) {
SL_LOGE("can't require SL_IID_SEEK with a SL_DATALOCATOR_ANDROIDBUFFERQUEUE "\
"source");
return SL_RESULT_FEATURE_UNSUPPORTED;
}
}
switch (pSinkDataLocatorFormat->mLocator.mLocatorType) {
// for use-case AAC decode from SLAndroidBufferQueueItf with AAC ADTS data
case SL_DATALOCATOR_BUFFERQUEUE:
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
break;
// for use-case audio playback from SLAndroidBufferQueueItf with MP2TS data
case SL_DATALOCATOR_OUTPUTMIX:
break;
default:
SL_LOGE("Invalid sink for SL_DATALOCATOR_ANDROIDBUFFERQUEUE source");
return SL_RESULT_FEATURE_UNSUPPORTED;
break;
}
break;
#endif
case SL_DATALOCATOR_ADDRESS:
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
case XA_DATALOCATOR_NATIVEDISPLAY:
// any special checks here???
default:
// can't require SLBufferQueueItf or its alias SLAndroidSimpleBufferQueueItf
// if the data source is not a buffer queue
index = clazz->mMPH_to_index[MPH_BUFFERQUEUE];
#ifdef ANDROID
assert(index == clazz->mMPH_to_index[MPH_ANDROIDSIMPLEBUFFERQUEUE]);
#endif
if (0 <= index) {
if (requiredMask & (1 << index)) {
SL_LOGE("can't require SL_IID_BUFFERQUEUE "
#ifdef ANDROID
"or SL_IID_ANDROIDSIMPLEBUFFERQUEUE "
#endif
"with a non-buffer queue data source");
return SL_RESULT_FEATURE_UNSUPPORTED;
}
}
break;
}
return SL_RESULT_SUCCESS;
}
/** \brief Free the local deep copy of a data format */
static void freeDataFormat(DataFormat *pDataFormat)
{
switch (pDataFormat->mFormatType) {
case SL_DATAFORMAT_MIME:
if (NULL != pDataFormat->mMIME.mimeType) {
free(pDataFormat->mMIME.mimeType);
pDataFormat->mMIME.mimeType = NULL;
}
break;
case SL_ANDROID_DATAFORMAT_PCM_EX:
case SL_DATAFORMAT_PCM:
case XA_DATAFORMAT_RAWIMAGE:
case SL_DATAFORMAT_NULL:
break;
default:
// an invalid data format is caught earlier during the copy
assert(false);
break;
}
}
/** \brief Check a data source and make local deep copy */
SLresult checkDataSource(const char *name, const SLDataSource *pDataSrc,
DataLocatorFormat *pDataLocatorFormat, SLuint32 allowedDataLocatorMask,
SLuint32 allowedDataFormatMask)
{
assert(NULL != name && NULL != pDataLocatorFormat);
pDataLocatorFormat->u.mSource.pLocator = &pDataLocatorFormat->mLocator;
pDataLocatorFormat->u.mSource.pFormat = &pDataLocatorFormat->mFormat;
if (NULL == pDataSrc) {
pDataLocatorFormat->mLocator.mLocatorType = SL_DATALOCATOR_NULL;
pDataLocatorFormat->mFormat.mFormatType = SL_DATAFORMAT_NULL;
if ((allowedDataLocatorMask & DATALOCATOR_MASK_NULL) &&
(allowedDataFormatMask & DATAFORMAT_MASK_NULL)) {
return SL_RESULT_SUCCESS;
}
SL_LOGE("%s: data source cannot be NULL", name);
return SL_RESULT_PARAMETER_INVALID;
}
SLDataSource myDataSrc = *pDataSrc;
SLresult result;
result = checkDataLocator(name, myDataSrc.pLocator, &pDataLocatorFormat->mLocator,
allowedDataLocatorMask);
if (SL_RESULT_SUCCESS != result) {
return result;
}
switch (pDataLocatorFormat->mLocator.mLocatorType) {
case SL_DATALOCATOR_URI:
allowedDataFormatMask &= DATAFORMAT_MASK_MIME;
break;
case SL_DATALOCATOR_ADDRESS:
case SL_DATALOCATOR_BUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_PCM | DATAFORMAT_MASK_PCM_EX;
break;
// Per the spec, the pFormat field is ignored in some cases
case SL_DATALOCATOR_IODEVICE:
myDataSrc.pFormat = NULL;
// fall through
case SL_DATALOCATOR_NULL:
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_NULL;
break;
case SL_DATALOCATOR_OUTPUTMIX:
case XA_DATALOCATOR_NATIVEDISPLAY:
allowedDataFormatMask = DATAFORMAT_MASK_NONE;
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDFD:
allowedDataFormatMask &= DATAFORMAT_MASK_MIME;
break;
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_PCM | DATAFORMAT_MASK_PCM_EX;
break;
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_MIME;;
break;
#endif
default:
// invalid data locator type is caught earlier
assert(false);
allowedDataFormatMask = DATAFORMAT_MASK_NONE;
break;
}
result = checkDataFormat(name,
myDataSrc.pFormat,
&pDataLocatorFormat->mFormat,
allowedDataFormatMask,
SL_BOOLEAN_TRUE /*isOutputFormat*/);
if (SL_RESULT_SUCCESS != result) {
freeDataLocator(&pDataLocatorFormat->mLocator);
return result;
}
return SL_RESULT_SUCCESS;
}
/** \brief Check a data sink and make local deep copy */
SLresult checkDataSink(const char *name, const SLDataSink *pDataSink,
DataLocatorFormat *pDataLocatorFormat, SLuint32 allowedDataLocatorMask,
SLuint32 allowedDataFormatMask)
{
assert(NULL != name && NULL != pDataLocatorFormat);
pDataLocatorFormat->u.mSink.pLocator = &pDataLocatorFormat->mLocator;
pDataLocatorFormat->u.mSink.pFormat = &pDataLocatorFormat->mFormat;
if (NULL == pDataSink) {
pDataLocatorFormat->mLocator.mLocatorType = SL_DATALOCATOR_NULL;
pDataLocatorFormat->mFormat.mFormatType = SL_DATAFORMAT_NULL;
if ((allowedDataLocatorMask & DATALOCATOR_MASK_NULL) &&
(allowedDataFormatMask & DATAFORMAT_MASK_NULL)) {
return SL_RESULT_SUCCESS;
}
SL_LOGE("%s: data sink cannot be NULL", name);
return SL_RESULT_PARAMETER_INVALID;
}
SLDataSink myDataSink = *pDataSink;
SLresult result;
result = checkDataLocator(name, myDataSink.pLocator, &pDataLocatorFormat->mLocator,
allowedDataLocatorMask);
if (SL_RESULT_SUCCESS != result) {
return result;
}
switch (pDataLocatorFormat->mLocator.mLocatorType) {
case SL_DATALOCATOR_URI:
allowedDataFormatMask &= DATAFORMAT_MASK_MIME;
break;
case SL_DATALOCATOR_ADDRESS:
case SL_DATALOCATOR_BUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_PCM | DATAFORMAT_MASK_PCM_EX;
break;
// Per the spec, the pFormat field is ignored in some cases
case SL_DATALOCATOR_IODEVICE:
case SL_DATALOCATOR_OUTPUTMIX:
case XA_DATALOCATOR_NATIVEDISPLAY:
myDataSink.pFormat = NULL;
// fall through
case SL_DATALOCATOR_NULL:
case SL_DATALOCATOR_MIDIBUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_NULL;
break;
#ifdef ANDROID
case SL_DATALOCATOR_ANDROIDFD:
allowedDataFormatMask = DATAFORMAT_MASK_NONE;
break;
case SL_DATALOCATOR_ANDROIDSIMPLEBUFFERQUEUE:
allowedDataFormatMask &= DATAFORMAT_MASK_PCM | DATAFORMAT_MASK_PCM_EX;
break;
case SL_DATALOCATOR_ANDROIDBUFFERQUEUE:
allowedDataFormatMask = DATAFORMAT_MASK_NONE;
break;
#endif
default:
// invalid data locator type is caught earlier
assert(false);
allowedDataFormatMask = DATAFORMAT_MASK_NONE;
break;
}
result = checkDataFormat(name,
myDataSink.pFormat,
&pDataLocatorFormat->mFormat,
allowedDataFormatMask,
SL_BOOLEAN_FALSE /*isOutputFormat*/);
if (SL_RESULT_SUCCESS != result) {
freeDataLocator(&pDataLocatorFormat->mLocator);
return result;
}
return SL_RESULT_SUCCESS;
}
/** \brief Free the local deep copy of a data locator format */
void freeDataLocatorFormat(DataLocatorFormat *dlf)
{
assert(NULL != dlf);
freeDataLocator(&dlf->mLocator);
freeDataFormat(&dlf->mFormat);
}