1 /*
2 * Copyright (c) 2009-2011 Intel Corporation.  All rights reserved.
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 
18 #ifndef OMX_VIDEO_DECODER_BASE_H_
19 #define OMX_VIDEO_DECODER_BASE_H_
20 
21 
22 #include "OMXComponentCodecBase.h"
23 #include "VideoDecoderInterface.h"
24 #include "VideoDecoderHost.h"
25 
26 #ifdef USE_GEN_HW
27 #include "graphics.h"
28 #endif
29 
30 static constexpr const char* VA_VED_RAW_MIME_TYPE = "video/x-raw-vaved";
31 static const uint32_t VA_VED_COLOR_FORMAT = 0x20;
32 
33 
34 class OMXVideoDecoderBase : public OMXComponentCodecBase {
35 public:
36     OMXVideoDecoderBase();
37     virtual ~OMXVideoDecoderBase();
38 
39 protected:
40     virtual OMX_ERRORTYPE InitInputPort(void);
41     virtual OMX_ERRORTYPE InitOutputPort(void);
42     virtual OMX_ERRORTYPE InitInputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *input) = 0;
43     virtual OMX_ERRORTYPE InitOutputPortFormatSpecific(OMX_PARAM_PORTDEFINITIONTYPE *output);
44 
45     virtual OMX_ERRORTYPE ProcessorInit(void);
46     virtual OMX_ERRORTYPE ProcessorDeinit(void);
47     virtual OMX_ERRORTYPE ProcessorStart(void);
48     virtual OMX_ERRORTYPE ProcessorStop(void);
49     virtual OMX_ERRORTYPE ProcessorPause(void);
50     virtual OMX_ERRORTYPE ProcessorResume(void);
51     virtual OMX_ERRORTYPE ProcessorFlush(OMX_U32 portIndex);
52     virtual OMX_ERRORTYPE ProcessorProcess(
53             OMX_BUFFERHEADERTYPE ***pBuffers,
54             buffer_retain_t *retains,
55             OMX_U32 numberBuffers);
56     virtual OMX_ERRORTYPE ProcessorReset(void);
57     virtual bool IsAllBufferAvailable(void);
58     virtual OMX_ERRORTYPE SetMaxOutputBufferCount(OMX_PARAM_PORTDEFINITIONTYPE *p);
59     virtual OMX_ERRORTYPE ProcessorPreFillBuffer(OMX_BUFFERHEADERTYPE* buffer);
60     virtual OMX_ERRORTYPE ProcessorPreFreeBuffer(OMX_U32 nPortIndex,OMX_BUFFERHEADERTYPE * pBuffer);
61     virtual OMX_ERRORTYPE PrepareConfigBuffer(VideoConfigBuffer *p);
62     virtual OMX_ERRORTYPE PrepareDecodeBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p);
63     virtual OMX_ERRORTYPE PrepareDecodeNativeHandleBuffer(OMX_BUFFERHEADERTYPE *buffer, buffer_retain_t *retain, VideoDecodeBuffer *p);
64     virtual OMX_ERRORTYPE FillRenderBuffer(OMX_BUFFERHEADERTYPE **pBuffer,  buffer_retain_t *retain,
65                               OMX_U32 inportBufferFlags,  OMX_BOOL *isResolutionChange);
66     virtual OMX_ERRORTYPE HandleFormatChange(void);
67     virtual OMX_ERRORTYPE TranslateDecodeStatus(Decode_Status status);
68     virtual OMX_COLOR_FORMATTYPE GetOutputColorFormat(int width);
69     virtual OMX_ERRORTYPE BuildHandlerList(void);
70     virtual OMX_ERRORTYPE SetDecoderOutputCropSpecific(OMX_PTR pStructure);
71     virtual OMX_ERRORTYPE GetDecoderOutputCropSpecific(OMX_PTR pStructure);
72     virtual OMX_ERRORTYPE GetNativeBufferUsageSpecific(OMX_PTR pStructure);
73     virtual OMX_ERRORTYPE SetNativeBufferUsageSpecific(OMX_PTR pStructure);
74     virtual OMX_ERRORTYPE SetNativeBufferModeSpecific(OMX_PTR pStructure);
75     virtual OMX_ERRORTYPE GetNativeBufferModeSpecific(OMX_PTR pStructure);
76 
77     DECLARE_HANDLER(OMXVideoDecoderBase, ParamVideoPortFormat);
78     DECLARE_HANDLER(OMXVideoDecoderBase, CapabilityFlags);
79     DECLARE_HANDLER(OMXVideoDecoderBase, NativeBufferUsage);
80     DECLARE_HANDLER(OMXVideoDecoderBase, NativeBuffer);
81     DECLARE_HANDLER(OMXVideoDecoderBase, NativeBufferMode);
82     DECLARE_HANDLER(OMXVideoDecoderBase, DecoderRotation);
83     DECLARE_HANDLER(OMXVideoDecoderBase, DecoderOutputCrop);
84 #ifdef TARGET_HAS_ISV
85     DECLARE_HANDLER(OMXVideoDecoderBase, DecoderVppBufferNum);
86 #endif
87     DECLARE_HANDLER(OMXVideoDecoderBase, StoreMetaDataMode);
88     DECLARE_HANDLER(OMXVideoDecoderBase, ErrorReportMode);
89     DECLARE_HANDLER(OMXVideoDecoderBase, CodecPriority);
90     DECLARE_HANDLER(OMXVideoDecoderBase, DecoderOperatingRate);
91 
92 private:
93     enum {
94         // OMX_PARAM_PORTDEFINITIONTYPE
95         INPORT_MIN_BUFFER_COUNT = 1,
96         INPORT_ACTUAL_BUFFER_COUNT = 256,
97         INPORT_BUFFER_SIZE = 1382400,
98 
99         // OMX_PARAM_PORTDEFINITIONTYPE
100         OUTPORT_MIN_BUFFER_COUNT = 1,
101         OUTPORT_ACTUAL_BUFFER_COUNT = 4,
102         OUTPORT_BUFFER_SIZE = 1382400,
103 
104         OUTPORT_NATIVE_BUFFER_COUNT = 10,
105     };
106 
107     struct GraphicBufferParam {
108         uint32_t graphicBufferHStride;
109         uint32_t graphicBufferVStride;
110         uint32_t graphicBufferWidth;
111         uint32_t graphicBufferHeight;
112         uint32_t graphicBufferColorFormat;
113     };
114     uint32_t mRotationDegrees;
115 #ifdef TARGET_HAS_ISV
116     uint32_t mVppBufferNum;
117 #endif
118 
119     // Codec priority. Higher value means lower priority
120     // Currently, only two levels are supported:
121     // 0: realtime priority - This will only be used by
122     //    media playback, capture, and possibly by realtime
123     //    communication scenarios if best effort performance is not suitable.
124     // 1: non-realtime priority (best effort). This is the default value.
125     uint32_t mCodecPriority;
126 
127     uint32_t mOperatingRate;
128 
129 protected:
130     IVideoDecoder *mVideoDecoder;
131     int  mNativeBufferCount;
132     enum WorkingMode {
133         GRAPHICBUFFER_MODE,
134         RAWDATA_MODE,
135     };
136     WorkingMode mWorkingMode;
137     bool mErrorReportEnabled;
138     GraphicBufferParam mGraphicBufferParam;
139     uint32_t mOMXBufferHeaderTypePtrNum;
140     OMX_BUFFERHEADERTYPE *mOMXBufferHeaderTypePtrArray[MAX_GRAPHIC_BUFFER_NUM];
141 
142     enum AdaptivePlaybackMode {
143         METADATA_MODE,
144         LEGACY_MODE,
145     };
146     AdaptivePlaybackMode mAPMode;
147     uint32_t mMetaDataBuffersNum;
148     OMX_TICKS mFlushMode;
149     bool mFormatChanged;
150     uint32_t getStride(uint32_t width);
151 };
152 
153 #endif /* OMX_VIDEO_DECODER_BASE_H_ */
154