| /* |
| * Copyright (C) 2011 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. |
| */ |
| |
| /* VideoDecoderCapabilities implementation */ |
| |
| #include "sles_allinclusive.h" |
| #ifdef ANDROID |
| #include "android/VideoCodec_to_android.h" |
| #endif |
| |
| |
| static XAresult IVideoDecoderCapabilities_GetVideoDecoders(XAVideoDecoderCapabilitiesItf self, |
| XAuint32 *pNumDecoders, XAuint32 *pDecoderIds) |
| { |
| XA_ENTER_INTERFACE |
| |
| if (NULL == pNumDecoders) { |
| result = XA_RESULT_PARAMETER_INVALID; |
| } else { |
| if (NULL == pDecoderIds) { |
| // If pDecoderIds is NULL, pNumDecoders returns the number of decoders available. |
| #ifdef ANDROID |
| *pNumDecoders = android::android_videoCodec_getNbDecoders(); |
| #else |
| *pNumDecoders = kMaxVideoDecoders; |
| #endif |
| |
| } else { |
| // If pDecodersIds is non-NULL, as an input pNumDecoders specifies the size of the |
| // pDecoderIds array and as an output it specifies the number of decoder IDs available |
| // within the pDecoderIds array. |
| XAuint32 numDecoders = *pNumDecoders; |
| #ifdef ANDROID |
| const XAuint32 androidNbDecoders = android::android_videoCodec_getNbDecoders(); |
| if (androidNbDecoders < numDecoders) { |
| *pNumDecoders = numDecoders = androidNbDecoders; |
| } |
| android::android_videoCodec_getDecoderIds(numDecoders, pDecoderIds); |
| #else |
| if (kMaxVideoDecoders < numDecoders) { |
| *pNumDecoders = numDecoders = kMaxVideoDecoders; |
| } |
| memcpy(pDecoderIds, VideoDecoderIds, numDecoders * sizeof(XAuint32)); |
| #endif |
| } |
| result = XA_RESULT_SUCCESS; |
| } |
| |
| XA_LEAVE_INTERFACE |
| } |
| |
| |
| static XAresult IVideoDecoderCapabilities_GetVideoDecoderCapabilities( |
| XAVideoDecoderCapabilitiesItf self, XAuint32 decoderId, XAuint32 *pIndex, |
| XAVideoCodecDescriptor *pDescriptor) |
| { |
| XA_ENTER_INTERFACE |
| |
| if (NULL == pIndex) { |
| result = XA_RESULT_PARAMETER_INVALID; |
| } else { |
| if (NULL == pDescriptor) { |
| // pIndex returns the number of video decoders capability descriptions. |
| #ifdef ANDROID |
| result = android::android_videoCodec_getProfileLevelCombinationNb(decoderId, pIndex); |
| #else |
| // Generic implementation has zero profile/level combinations for all codecs, |
| // but this is not allowed per spec: |
| // "Each decoder must support at least one profile/mode pair |
| // and therefore have at least one Codec Descriptor." |
| *pIndex = 0; |
| SL_LOGE("Generic implementation has no video decoder capabilities"); |
| result = XA_RESULT_PARAMETER_INVALID; |
| #endif |
| } else { |
| // pIndex is an incrementing value used to enumerate capability descriptions. |
| #ifdef ANDROID |
| result = android::android_videoCodec_getProfileLevelCombination(decoderId, *pIndex, |
| pDescriptor); |
| #else |
| // For the generic implementation, any index >= 0 is out of range |
| #if 1 // not sure if this is needed, it's not being done for the Android case |
| pDescriptor->codecId = decoderId; |
| #endif |
| SL_LOGE("Generic implementation has no video decoder capabilities"); |
| result = XA_RESULT_PARAMETER_INVALID; |
| #endif |
| } |
| } |
| |
| XA_LEAVE_INTERFACE |
| } |
| |
| |
| static const struct XAVideoDecoderCapabilitiesItf_ IVideoDecoderCapabilities_Itf = { |
| IVideoDecoderCapabilities_GetVideoDecoders, |
| IVideoDecoderCapabilities_GetVideoDecoderCapabilities |
| }; |
| |
| void IVideoDecoderCapabilities_init(void *self) |
| { |
| IVideoDecoderCapabilities *thiz = (IVideoDecoderCapabilities *) self; |
| thiz->mItf = &IVideoDecoderCapabilities_Itf; |
| } |
| |
| |
| bool IVideoDecoderCapabilities_expose(void *self) |
| { |
| #ifdef ANDROID |
| // This is an Engine object interface, so we allocate the associated resources every time |
| // the interface is exposed on the Engine object and free them when the object is about |
| // to be destroyed (see IVideoDecoderCapabilities_deinit), not just once during the |
| // lifetime of the process. |
| return android::android_videoCodec_expose(); |
| #else |
| return false; |
| #endif |
| } |
| |
| |
| void IVideoDecoderCapabilities_deinit(void *self) |
| { |
| SL_LOGV("IVideoDecoderCapabilities_deinit()"); |
| #ifdef ANDROID |
| android::android_videoCodec_deinit(); |
| #endif |
| } |