1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/* AudioDecoderCapabilities implementation */
18
19#include "sles_allinclusive.h"
20
21
22static SLresult IAudioDecoderCapabilities_GetAudioDecoders(SLAudioDecoderCapabilitiesItf self,
23    SLuint32 *pNumDecoders, SLuint32 *pDecoderIds)
24{
25    SL_ENTER_INTERFACE
26
27    if (NULL == pNumDecoders) {
28        result = SL_RESULT_PARAMETER_INVALID;
29    } else {
30        result = SL_RESULT_SUCCESS;
31        if (NULL != pDecoderIds) {
32            SLuint32 numDecoders = *pNumDecoders;
33            if (numDecoders > MAX_DECODERS) {
34                numDecoders = MAX_DECODERS;
35            } else if (numDecoders < MAX_DECODERS) {
36                // FIXME starting in 1.1 this will be SL_RESULT_BUFFER_INSUFFICIENT
37                result = SL_RESULT_PARAMETER_INVALID;
38            }
39            memcpy(pDecoderIds, Decoder_IDs, numDecoders * sizeof(SLuint32));
40        }
41        *pNumDecoders = MAX_DECODERS;
42    }
43
44    SL_LEAVE_INTERFACE
45}
46
47
48static SLresult IAudioDecoderCapabilities_GetAudioDecoderCapabilities(
49    SLAudioDecoderCapabilitiesItf self, SLuint32 decoderId, SLuint32 *pIndex,
50    SLAudioCodecDescriptor *pDescriptor)
51{
52    SL_ENTER_INTERFACE
53
54    result = GetCodecCapabilities(decoderId, pIndex, pDescriptor, DecoderDescriptors);
55
56    SL_LEAVE_INTERFACE
57}
58
59
60static const struct SLAudioDecoderCapabilitiesItf_ IAudioDecoderCapabilities_Itf = {
61    IAudioDecoderCapabilities_GetAudioDecoders,
62    IAudioDecoderCapabilities_GetAudioDecoderCapabilities
63};
64
65void IAudioDecoderCapabilities_init(void *self)
66{
67    IAudioDecoderCapabilities *thiz = (IAudioDecoderCapabilities *) self;
68    thiz->mItf = &IAudioDecoderCapabilities_Itf;
69}
70