| // Copyright 2017 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include <string> |
| |
| #include "starboard/player.h" |
| |
| #include "starboard/android/shared/video_decoder.h" |
| #include "starboard/android/shared/video_window.h" |
| #include "starboard/common/log.h" |
| #include "starboard/common/media.h" |
| #include "starboard/common/string.h" |
| #include "starboard/configuration.h" |
| #include "starboard/decode_target.h" |
| #include "starboard/shared/starboard/player/filter/filter_based_player_worker_handler.h" |
| #include "starboard/shared/starboard/player/player_internal.h" |
| #include "starboard/shared/starboard/player/player_worker.h" |
| #include "starboard/string.h" |
| |
| using starboard::shared::starboard::player::filter:: |
| FilterBasedPlayerWorkerHandler; |
| using starboard::shared::starboard::player::PlayerWorker; |
| using starboard::android::shared::VideoDecoder; |
| |
| SbPlayer SbPlayerCreate(SbWindow window, |
| const SbPlayerCreationParam* creation_param, |
| SbPlayerDeallocateSampleFunc sample_deallocate_func, |
| SbPlayerDecoderStatusFunc decoder_status_func, |
| SbPlayerStatusFunc player_status_func, |
| SbPlayerErrorFunc player_error_func, |
| void* context, |
| SbDecodeTargetGraphicsContextProvider* provider) { |
| if (!player_error_func) { |
| SB_LOG(ERROR) << "|player_error_func| cannot be null."; |
| return kSbPlayerInvalid; |
| } |
| |
| if (!creation_param) { |
| SB_LOG(ERROR) << "CreationParam cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "CreationParam cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| |
| bool has_audio = |
| creation_param->audio_sample_info.codec != kSbMediaAudioCodecNone; |
| bool has_video = |
| creation_param->video_sample_info.codec != kSbMediaVideoCodecNone; |
| |
| const char* audio_mime = |
| has_audio ? creation_param->audio_sample_info.mime : ""; |
| const char* video_mime = |
| has_video ? creation_param->video_sample_info.mime : ""; |
| const char* max_video_capabilities = |
| has_video ? creation_param->video_sample_info.max_video_capabilities : ""; |
| |
| if (!audio_mime) { |
| SB_LOG(ERROR) << "creation_param->audio_sample_info.mime cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "creation_param->audio_sample_info.mime cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| if (!video_mime) { |
| SB_LOG(ERROR) << "creation_param->video_sample_info.mime cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "creation_param->video_sample_info.mime cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| if (!max_video_capabilities) { |
| SB_LOG(ERROR) << "creation_param->video_sample_info.max_video_capabilities" |
| << " cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "creation_param->video_sample_info.max_video_" |
| "capabilities cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| |
| SB_LOG(INFO) << "SbPlayerCreate() called with audio mime \"" << audio_mime |
| << "\", video mime \"" << video_mime |
| << "\", and max video capabilities \"" << max_video_capabilities |
| << "\"."; |
| |
| if (!sample_deallocate_func) { |
| SB_LOG(ERROR) << "|sample_deallocate_func| cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "|sample_deallocate_func| cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| |
| if (!decoder_status_func) { |
| SB_LOG(ERROR) << "|decoder_status_func| cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "|decoder_status_func| cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| |
| if (!player_status_func) { |
| SB_LOG(ERROR) << "|player_status_func| cannot be null."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "|player_status_func| cannot be null"); |
| return kSbPlayerInvalid; |
| } |
| |
| auto audio_codec = creation_param->audio_sample_info.codec; |
| auto video_codec = creation_param->video_sample_info.codec; |
| |
| if (audio_codec != kSbMediaAudioCodecNone && |
| audio_codec != kSbMediaAudioCodecAac && |
| audio_codec != kSbMediaAudioCodecAc3 && |
| audio_codec != kSbMediaAudioCodecEac3 && |
| audio_codec != kSbMediaAudioCodecOpus) { |
| SB_LOG(ERROR) << "Unsupported audio codec: " |
| << starboard::GetMediaAudioCodecName(audio_codec) << "."; |
| player_error_func( |
| kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| starboard::FormatString("Unsupported audio codec: %s", |
| starboard::GetMediaAudioCodecName(audio_codec)) |
| .c_str()); |
| return kSbPlayerInvalid; |
| } |
| |
| if (video_codec != kSbMediaVideoCodecNone && |
| video_codec != kSbMediaVideoCodecH264 && |
| video_codec != kSbMediaVideoCodecH265 && |
| video_codec != kSbMediaVideoCodecVp9 && |
| video_codec != kSbMediaVideoCodecAv1) { |
| SB_LOG(ERROR) << "Unsupported video codec: " |
| << starboard::GetMediaVideoCodecName(video_codec) << "."; |
| player_error_func( |
| kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| starboard::FormatString("Unsupported video codec: %s", |
| starboard::GetMediaVideoCodecName(video_codec)) |
| .c_str()); |
| return kSbPlayerInvalid; |
| } |
| |
| if (audio_codec == kSbMediaAudioCodecNone && |
| video_codec == kSbMediaVideoCodecNone) { |
| SB_LOG(ERROR) << "SbPlayerCreate() requires at least one audio track or" |
| << " one video track."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "SbPlayerCreate() requires at least one audio track or " |
| "one video track"); |
| return kSbPlayerInvalid; |
| } |
| |
| std::string error_message; |
| if (has_audio && creation_param->audio_sample_info.number_of_channels > |
| SbAudioSinkGetMaxChannels()) { |
| error_message = starboard::FormatString( |
| "Number of audio channels (%d) exceeds the maximum number of audio " |
| "channels supported by this platform (%d)", |
| creation_param->audio_sample_info.number_of_channels, |
| SbAudioSinkGetMaxChannels()); |
| SB_LOG(ERROR) << error_message << "."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| error_message.c_str()); |
| return kSbPlayerInvalid; |
| } |
| |
| auto output_mode = creation_param->output_mode; |
| if (SbPlayerGetPreferredOutputMode(creation_param) != output_mode) { |
| error_message = starboard::FormatString( |
| "Unsupported player output mode: %d", output_mode); |
| SB_LOG(ERROR) << error_message << "."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| error_message.c_str()); |
| return kSbPlayerInvalid; |
| } |
| |
| if (strlen(max_video_capabilities) == 0) { |
| // Check the availability of hardware video decoder. Main player must use a |
| // hardware codec, but Android doesn't support multiple concurrent hardware |
| // codecs. Since it's not safe to have multiple hardware codecs, we only |
| // support one main player on Android, which can be either in punch out mode |
| // or decode to target mode. |
| const int kMaxNumberOfHardwareDecoders = 1; |
| auto number_of_hardware_decoders = |
| VideoDecoder::number_of_hardware_decoders(); |
| if (number_of_hardware_decoders >= kMaxNumberOfHardwareDecoders) { |
| error_message = starboard::FormatString( |
| "Number of hardware decoders (%d) is equal to or exceeds the max " |
| "number of hardware decoders supported by this platform (%d)", |
| number_of_hardware_decoders, kMaxNumberOfHardwareDecoders); |
| SB_LOG(ERROR) << error_message << "."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| error_message.c_str()); |
| return kSbPlayerInvalid; |
| } |
| } |
| |
| if (creation_param->output_mode != kSbPlayerOutputModeDecodeToTexture && |
| // TODO: This is temporary for supporting background media playback. |
| // Need to be removed with media refactor. |
| video_codec != kSbMediaVideoCodecNone) { |
| // Check the availability of the video window. As we only support one main |
| // player, and sub players are in decode to texture mode on Android, a |
| // single video window should be enough. |
| if (!starboard::android::shared::VideoSurfaceHolder:: |
| IsVideoSurfaceAvailable()) { |
| SB_LOG(ERROR) << "Video surface is not available now."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "Video surface is not available now"); |
| return kSbPlayerInvalid; |
| } |
| } |
| |
| starboard::scoped_ptr<PlayerWorker::Handler> handler( |
| new FilterBasedPlayerWorkerHandler(creation_param, provider)); |
| SbPlayer player = SbPlayerPrivate::CreateInstance( |
| audio_codec, video_codec, &creation_param->audio_sample_info, |
| sample_deallocate_func, decoder_status_func, player_status_func, |
| player_error_func, context, handler.Pass()); |
| |
| if (creation_param->output_mode != kSbPlayerOutputModeDecodeToTexture) { |
| // TODO: accomplish this through more direct means. |
| // Set the bounds to initialize the VideoSurfaceView. The initial values |
| // don't matter. |
| SbPlayerSetBounds(player, 0, 0, 0, 0, 0); |
| } |
| |
| if (!SbPlayerIsValid(player)) { |
| SB_LOG(ERROR) |
| << "Invalid player returned by SbPlayerPrivate::CreateInstance()."; |
| player_error_func( |
| kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "Invalid player returned by SbPlayerPrivate::CreateInstance()"); |
| } |
| return player; |
| } |
