1/*
2 * Copyright 2018, 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#ifndef C2_OMX_NODE_H_
18#define C2_OMX_NODE_H_
19
20#include <atomic>
21
22#include <android/IOMXBufferSource.h>
23#include <media/IOMX.h>
24#include <media/OMXBuffer.h>
25#include <codec2/hidl/client.h>
26
27namespace android {
28
29/**
30 * IOmxNode implementation around codec 2.0 component, only to be used in
31 * IGraphicBufferSource::configure. Only subset of IOmxNode API is implemented
32 * and others are left as stub. As a result, one cannot expect this IOmxNode
33 * to work in any other usage than IGraphicBufferSource.
34 */
35struct C2OMXNode : public BnOMXNode {
36    explicit C2OMXNode(const std::shared_ptr<Codec2Client::Component> &comp);
37    ~C2OMXNode() override = default;
38
39    // IOMXNode
40    status_t freeNode() override;
41    status_t sendCommand(OMX_COMMANDTYPE cmd, OMX_S32 param) override;
42    status_t getParameter(
43            OMX_INDEXTYPE index, void *params, size_t size) override;
44    status_t setParameter(
45            OMX_INDEXTYPE index, const void *params, size_t size) override;
46    status_t getConfig(
47            OMX_INDEXTYPE index, void *params, size_t size) override;
48    status_t setConfig(
49            OMX_INDEXTYPE index, const void *params, size_t size) override;
50    status_t setPortMode(OMX_U32 port_index, IOMX::PortMode mode) override;
51    status_t prepareForAdaptivePlayback(
52            OMX_U32 portIndex, OMX_BOOL enable,
53            OMX_U32 maxFrameWidth, OMX_U32 maxFrameHeight) override;
54    status_t configureVideoTunnelMode(
55            OMX_U32 portIndex, OMX_BOOL tunneled,
56            OMX_U32 audioHwSync, native_handle_t **sidebandHandle) override;
57    status_t getGraphicBufferUsage(
58            OMX_U32 port_index, OMX_U32* usage) override;
59    status_t setInputSurface(
60            const sp<IOMXBufferSource> &bufferSource) override;
61    status_t allocateSecureBuffer(
62            OMX_U32 port_index, size_t size, buffer_id *buffer,
63            void **buffer_data, sp<NativeHandle> *native_handle) override;
64    status_t useBuffer(
65            OMX_U32 port_index, const OMXBuffer &omxBuf, buffer_id *buffer) override;
66    status_t freeBuffer(
67            OMX_U32 port_index, buffer_id buffer) override;
68    status_t fillBuffer(
69            buffer_id buffer, const OMXBuffer &omxBuf, int fenceFd) override;
70    status_t emptyBuffer(
71            buffer_id buffer, const OMXBuffer &omxBuf,
72            OMX_U32 flags, OMX_TICKS timestamp, int fenceFd) override;
73    status_t getExtensionIndex(
74            const char *parameter_name,
75            OMX_INDEXTYPE *index) override;
76    status_t dispatchMessage(const omx_message &msg) override;
77
78    sp<IOMXBufferSource> getSource();
79    void setFrameSize(uint32_t width, uint32_t height);
80
81private:
82    std::weak_ptr<Codec2Client::Component> mComp;
83    sp<IOMXBufferSource> mBufferSource;
84    std::shared_ptr<C2Allocator> mAllocator;
85    std::atomic_uint64_t mFrameIndex;
86    uint32_t mWidth;
87    uint32_t mHeight;
88    uint64_t mUsage;
89};
90
91}  // namespace android
92
93#endif  // C2_OMX_NODE_H_
94