1 /*
2 * Copyright (C) 2019 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 MEDIACTSNATIVE_NATIVE_MEDIA_COMMON_H
18 #define MEDIACTSNATIVE_NATIVE_MEDIA_COMMON_H
19
20 #include <inttypes.h>
21 #include <string>
22 #include <vector>
23 #include <media/NdkMediaFormat.h>
24
25 // Migrate this method to std::format when C++20 becomes available
26 template <typename... Args>
StringFormat(const std::string & format,Args...args)27 std::string StringFormat(const std::string& format, Args... args) {
28 auto size = std::snprintf(nullptr, 0, format.c_str(), args...);
29 if (size < 0) return std::string();
30 std::vector<char> buffer(size + 1); // Add 1 for terminating null byte
31 std::snprintf(buffer.data(), buffer.size(), format.c_str(), args...);
32 return std::string(buffer.data(), size); // Exclude the terminating null byte
33 }
34
35 extern const char* AMEDIA_MIMETYPE_VIDEO_VP8;
36 extern const char* AMEDIA_MIMETYPE_VIDEO_VP9;
37 extern const char* AMEDIA_MIMETYPE_VIDEO_AV1;
38 extern const char* AMEDIA_MIMETYPE_VIDEO_AVC;
39 extern const char* AMEDIA_MIMETYPE_VIDEO_HEVC;
40 extern const char* AMEDIA_MIMETYPE_VIDEO_MPEG4;
41 extern const char* AMEDIA_MIMETYPE_VIDEO_H263;
42
43 extern const char* AMEDIA_MIMETYPE_AUDIO_AMR_NB;
44 extern const char* AMEDIA_MIMETYPE_AUDIO_AMR_WB;
45 extern const char* AMEDIA_MIMETYPE_AUDIO_AAC;
46 extern const char* AMEDIA_MIMETYPE_AUDIO_FLAC;
47 extern const char* AMEDIA_MIMETYPE_AUDIO_VORBIS;
48 extern const char* AMEDIA_MIMETYPE_AUDIO_OPUS;
49 extern const char* AMEDIA_MIMETYPE_AUDIO_RAW;
50
51 extern const float kRmsErrorTolerance;
52
53 extern const long kQDeQTimeOutUs;
54 extern const int kRetryLimit;
55
56 // TODO(b/146420990)
57 typedef enum {
58 OUTPUT_FORMAT_START = 0,
59 OUTPUT_FORMAT_MPEG_4 = OUTPUT_FORMAT_START,
60 OUTPUT_FORMAT_WEBM = OUTPUT_FORMAT_START + 1,
61 OUTPUT_FORMAT_THREE_GPP = OUTPUT_FORMAT_START + 2,
62 OUTPUT_FORMAT_HEIF = OUTPUT_FORMAT_START + 3,
63 OUTPUT_FORMAT_OGG = OUTPUT_FORMAT_START + 4,
64 OUTPUT_FORMAT_LIST_END = OUTPUT_FORMAT_START + 4,
65 } MuxerFormat;
66
67 // Color formats supported by encoder - should mirror supportedColorList
68 // from MediaCodecConstants.h (are these going to be deprecated)
69 constexpr int COLOR_FormatYUV420SemiPlanar = 21;
70 constexpr int COLOR_FormatYUV420Flexible = 0x7F420888;
71 constexpr int COLOR_FormatSurface = 0x7f000789;
72 constexpr int COLOR_FormatYUVP010 = 54;
73
74 // constants not defined in NDK
75 extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_REQUEST_SYNC_FRAME;
76 extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_VIDEO_BITRATE;
77 extern const char* TBD_AMEDIACODEC_PARAMETER_KEY_MAX_B_FRAMES;
78 extern const char* TBD_AMEDIAFORMAT_KEY_BIT_RATE_MODE;
79 static const int TBD_AMEDIACODEC_BUFFER_FLAG_KEY_FRAME = 0x1;
80
81 static const int kBitrateModeConstant = 2;
82
83 // common utility functions
84 bool isCSDIdentical(AMediaFormat* refFormat, AMediaFormat* testFormat);
85 bool isFormatSimilar(AMediaFormat* refFormat, AMediaFormat* testFormat);
86 AMediaFormat* deSerializeMediaFormat(const char* msg, const char* separator);
87 bool isMediaTypeOutputUnAffectedBySeek(const char* mediaType);
88
89 template <class T>
90 void flattenField(uint8_t* buffer, int* pos, T value);
91
92 #endif // MEDIACTSNATIVE_NATIVE_MEDIA_COMMON_H
93