1/*
2 * Copyright 2014 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 SOFT_VIDEO_ENCODER_OMX_COMPONENT_H_
18
19#define SOFT_VIDEO_ENCODER_OMX_COMPONENT_H_
20
21#include <media/IOMX.h>
22
23#include "SimpleSoftOMXComponent.h"
24
25struct hw_module_t;
26
27namespace android {
28
29struct SoftVideoEncoderOMXComponent : public SimpleSoftOMXComponent {
30    SoftVideoEncoderOMXComponent(
31            const char *name,
32            const char *componentRole,
33            OMX_VIDEO_CODINGTYPE codingType,
34            const CodecProfileLevel *profileLevels,
35            size_t numProfileLevels,
36            int32_t width,
37            int32_t height,
38            const OMX_CALLBACKTYPE *callbacks,
39            OMX_PTR appData,
40            OMX_COMPONENTTYPE **component);
41
42    virtual OMX_ERRORTYPE internalSetParameter(OMX_INDEXTYPE index, const OMX_PTR param);
43    virtual OMX_ERRORTYPE internalGetParameter(OMX_INDEXTYPE index, OMX_PTR params);
44
45protected:
46    void initPorts(
47            OMX_U32 numInputBuffers, OMX_U32 numOutputBuffers, OMX_U32 outputBufferSize,
48            const char *mime, OMX_U32 minCompressionRatio = 1);
49
50    static void setRawVideoSize(OMX_PARAM_PORTDEFINITIONTYPE *def);
51
52    static void ConvertFlexYUVToPlanar(
53            uint8_t *dst, size_t dstStride, size_t dstVStride,
54            struct android_ycbcr *ycbcr, int32_t width, int32_t height);
55
56    static void ConvertYUV420SemiPlanarToYUV420Planar(
57            const uint8_t *inYVU, uint8_t* outYUV, int32_t width, int32_t height);
58
59    static void ConvertRGB32ToPlanar(
60        uint8_t *dstY, size_t dstStride, size_t dstVStride,
61        const uint8_t *src, size_t width, size_t height, size_t srcStride,
62        bool bgr);
63
64    const uint8_t *extractGraphicBuffer(
65            uint8_t *dst, size_t dstSize, const uint8_t *src, size_t srcSize,
66            size_t width, size_t height) const;
67
68    virtual OMX_ERRORTYPE getExtensionIndex(const char *name, OMX_INDEXTYPE *index);
69
70    OMX_ERRORTYPE validateInputBuffer(const OMX_BUFFERHEADERTYPE *inputBufferHeader);
71
72    enum {
73        kInputPortIndex = 0,
74        kOutputPortIndex = 1,
75    };
76
77    bool mInputDataIsMeta;
78    int32_t mWidth;      // width of the input frames
79    int32_t mHeight;     // height of the input frames
80    uint32_t mBitrate;   // target bitrate set for the encoder, in bits per second
81    uint32_t mFramerate; // target framerate set for the encoder, in Q16 format
82    OMX_COLOR_FORMATTYPE mColorFormat;  // Color format for the input port
83
84private:
85    void updatePortParams();
86    OMX_ERRORTYPE internalSetPortParams(const OMX_PARAM_PORTDEFINITIONTYPE* port);
87
88    static const uint32_t kInputBufferAlignment = 1;
89    static const uint32_t kOutputBufferAlignment = 2;
90
91    mutable const hw_module_t *mGrallocModule;
92
93    uint32_t mMinOutputBufferSize;
94    uint32_t mMinCompressionRatio;
95
96    const char *mComponentRole;
97    OMX_VIDEO_CODINGTYPE mCodingType;
98    const CodecProfileLevel *mProfileLevels;
99    size_t mNumProfileLevels;
100
101    DISALLOW_EVIL_CONSTRUCTORS(SoftVideoEncoderOMXComponent);
102};
103
104}  // namespace android
105
106#endif  // SOFT_VIDEO_ENCODER_OMX_COMPONENT_H_
107