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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef MEDIA_BASE_ANDROID_SDK_MEDIA_CODEC_BRIDGE_H_ | |
| 6 #define MEDIA_BASE_ANDROID_SDK_MEDIA_CODEC_BRIDGE_H_ | |
| 7 | |
| 8 #include <jni.h> | |
| 9 #include <stddef.h> | |
| 10 #include <stdint.h> | |
| 11 | |
| 12 #include <set> | |
| 13 #include <string> | |
| 14 | |
| 15 #include "base/android/scoped_java_ref.h" | |
| 16 #include "base/macros.h" | |
| 17 #include "base/time/time.h" | |
| 18 #include "media/base/android/media_codec_bridge.h" | |
| 19 #include "media/base/audio_decoder_config.h" | |
| 20 #include "media/base/media_export.h" | |
| 21 #include "media/base/video_decoder_config.h" | |
| 22 #include "ui/gfx/geometry/size.h" | |
| 23 | |
| 24 namespace media { | |
| 25 | |
| 26 // This class implements MediaCodecBridge using android MediaCodec SDK APIs. | |
| 27 class MEDIA_EXPORT SdkMediaCodecBridge : public MediaCodecBridge { | |
| 28 public: | |
| 29 ~SdkMediaCodecBridge() override; | |
| 30 | |
| 31 // MediaCodecBridge implementations. | |
| 32 bool Start() override; | |
| 33 void Stop() override; | |
| 34 MediaCodecStatus Flush() override; | |
| 35 MediaCodecStatus GetOutputSize(gfx::Size* size) override; | |
| 36 MediaCodecStatus GetOutputSamplingRate(int* sampling_rate) override; | |
| 37 MediaCodecStatus GetOutputChannelCount(int* channel_count) override; | |
| 38 MediaCodecStatus QueueInputBuffer(int index, | |
| 39 const uint8_t* data, | |
| 40 size_t data_size, | |
| 41 base::TimeDelta presentation_time) override; | |
| 42 using MediaCodecBridge::QueueSecureInputBuffer; | |
| 43 MediaCodecStatus QueueSecureInputBuffer( | |
| 44 int index, | |
| 45 const uint8_t* data, | |
| 46 size_t data_size, | |
| 47 const std::vector<char>& key_id, | |
| 48 const std::vector<char>& iv, | |
| 49 const SubsampleEntry* subsamples, | |
| 50 int subsamples_size, | |
| 51 const EncryptionScheme& encryption_scheme, | |
| 52 base::TimeDelta presentation_time) override; | |
| 53 void QueueEOS(int input_buffer_index) override; | |
| 54 MediaCodecStatus DequeueInputBuffer(base::TimeDelta timeout, | |
| 55 int* index) override; | |
| 56 MediaCodecStatus DequeueOutputBuffer(base::TimeDelta timeout, | |
| 57 int* index, | |
| 58 size_t* offset, | |
| 59 size_t* size, | |
| 60 base::TimeDelta* presentation_time, | |
| 61 bool* end_of_stream, | |
| 62 bool* key_frame) override; | |
| 63 void ReleaseOutputBuffer(int index, bool render) override; | |
| 64 MediaCodecStatus GetInputBuffer(int input_buffer_index, | |
| 65 uint8_t** data, | |
| 66 size_t* capacity) override; | |
| 67 MediaCodecStatus GetOutputBufferAddress(int index, | |
| 68 size_t offset, | |
| 69 const uint8_t** addr, | |
| 70 size_t* capacity) override; | |
| 71 std::string GetName() override; | |
| 72 | |
| 73 protected: | |
| 74 SdkMediaCodecBridge(const std::string& mime, | |
| 75 bool is_secure, | |
| 76 MediaCodecDirection direction, | |
| 77 bool require_software_codec); | |
| 78 | |
| 79 jobject media_codec() { return j_media_codec_.obj(); } | |
| 80 MediaCodecDirection direction_; | |
| 81 | |
| 82 private: | |
| 83 // Java MediaCodec instance. | |
| 84 base::android::ScopedJavaGlobalRef<jobject> j_media_codec_; | |
| 85 | |
| 86 DISALLOW_COPY_AND_ASSIGN(SdkMediaCodecBridge); | |
| 87 }; | |
| 88 | |
| 89 // Class for handling audio decoding using android MediaCodec APIs. | |
| 90 // TODO(qinmin): implement the logic to switch between NDK and SDK | |
| 91 // MediaCodecBridge. | |
| 92 class MEDIA_EXPORT AudioCodecBridge : public SdkMediaCodecBridge { | |
| 93 public: | |
| 94 // Returns an AudioCodecBridge instance if |codec| is supported, or a NULL | |
| 95 // pointer otherwise. | |
| 96 static AudioCodecBridge* Create(const AudioCodec& codec); | |
| 97 | |
| 98 // See MediaCodecUtil::IsKnownUnaccelerated(). | |
| 99 static bool IsKnownUnaccelerated(const AudioCodec& codec); | |
| 100 | |
| 101 // Starts the audio codec bridge. | |
| 102 bool ConfigureAndStart(const AudioDecoderConfig& config, | |
| 103 jobject media_crypto); | |
| 104 | |
| 105 // An overloaded variant used by AudioDecoderJob and AudioMediaCodecDecoder. | |
| 106 // TODO(timav): Modify the above mentioned classes to pass parameters as | |
| 107 // AudioDecoderConfig and remove this method. | |
| 108 bool ConfigureAndStart(const AudioCodec& codec, | |
| 109 int sample_rate, | |
| 110 int channel_count, | |
| 111 const uint8_t* extra_data, | |
| 112 size_t extra_data_size, | |
| 113 int64_t codec_delay_ns, | |
| 114 int64_t seek_preroll_ns, | |
| 115 jobject media_crypto) WARN_UNUSED_RESULT; | |
| 116 | |
| 117 private: | |
| 118 explicit AudioCodecBridge(const std::string& mime); | |
| 119 | |
| 120 // Configure the java MediaFormat object with the extra codec data passed in. | |
| 121 bool ConfigureMediaFormat(jobject j_format, | |
| 122 const AudioCodec& codec, | |
| 123 const uint8_t* extra_data, | |
| 124 size_t extra_data_size, | |
| 125 int64_t codec_delay_ns, | |
| 126 int64_t seek_preroll_ns); | |
| 127 }; | |
| 128 | |
| 129 // Class for handling video encoding/decoding using android MediaCodec APIs. | |
| 130 // TODO(qinmin): implement the logic to switch between NDK and SDK | |
| 131 // MediaCodecBridge. | |
| 132 class MEDIA_EXPORT VideoCodecBridge : public SdkMediaCodecBridge { | |
| 133 public: | |
| 134 // See MediaCodecUtil::IsKnownUnaccelerated(). | |
| 135 static bool IsKnownUnaccelerated(const VideoCodec& codec, | |
| 136 MediaCodecDirection direction); | |
| 137 | |
| 138 // Create, start, and return a VideoCodecBridge decoder or NULL on failure. | |
| 139 static VideoCodecBridge* CreateDecoder( | |
| 140 const VideoCodec& codec, | |
| 141 bool is_secure, // Will be used with encrypted content. | |
| 142 const gfx::Size& size, // Output frame size. | |
| 143 jobject surface, // Output surface, optional. | |
| 144 jobject media_crypto, // MediaCrypto object, optional. | |
| 145 // Codec specific data. See MediaCodec docs. | |
| 146 const std::vector<uint8_t>& csd0, | |
| 147 const std::vector<uint8_t>& csd1, | |
| 148 // Should adaptive playback be allowed if supported. | |
| 149 bool allow_adaptive_playback = true, | |
| 150 bool require_software_codec = false); | |
| 151 | |
| 152 // Create, start, and return a VideoCodecBridge encoder or NULL on failure. | |
| 153 static VideoCodecBridge* CreateEncoder( | |
| 154 const VideoCodec& codec, // e.g. media::kCodecVP8 | |
| 155 const gfx::Size& size, // input frame size | |
| 156 int bit_rate, // bits/second | |
| 157 int frame_rate, // frames/second | |
| 158 int i_frame_interval, // count | |
| 159 int color_format); // MediaCodecInfo.CodecCapabilities. | |
| 160 | |
| 161 void SetVideoBitrate(int bps, int frame_rate); | |
| 162 void RequestKeyFrameSoon(); | |
| 163 | |
| 164 // Returns whether adaptive playback is supported for this object given | |
| 165 // the new size. | |
| 166 bool IsAdaptivePlaybackSupported(int width, int height); | |
| 167 | |
| 168 // Changes the output surface for the MediaCodec. May only be used on API | |
| 169 // level 23 and higher (Marshmallow). | |
| 170 bool SetSurface(jobject surface); | |
| 171 | |
| 172 // Test-only method to set the return value of IsAdaptivePlaybackSupported(). | |
| 173 // Without this function, the return value of that function will be device | |
| 174 // dependent. If |adaptive_playback_supported| is equal to 0, the return value | |
| 175 // will be false. If |adaptive_playback_supported| is larger than 0, the | |
| 176 // return value will be true. | |
| 177 void set_adaptive_playback_supported_for_testing( | |
| 178 int adaptive_playback_supported) { | |
| 179 adaptive_playback_supported_for_testing_ = adaptive_playback_supported; | |
| 180 } | |
| 181 | |
| 182 private: | |
| 183 VideoCodecBridge(const std::string& mime, | |
| 184 bool is_secure, | |
| 185 MediaCodecDirection direction, | |
| 186 bool require_software_codec); | |
| 187 | |
| 188 int adaptive_playback_supported_for_testing_; | |
| 189 }; | |
| 190 | |
| 191 } // namespace media | |
| 192 | |
| 193 #endif // MEDIA_BASE_ANDROID_SDK_MEDIA_CODEC_BRIDGE_H_ | |
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Chromium Code Reviews
Issue 2672313006:
media: Remove the unused NdkMediaCodecBridge (Closed)
