| // Copyright 2016 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/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/media_session/playback_state.h" |
| #include "starboard/shared/starboard/media/media_support_internal.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" |
| #if SB_PLAYER_ENABLE_VIDEO_DUMPER |
| #include "starboard/shared/starboard/player/video_dmp_writer.h" |
| #endif // SB_PLAYER_ENABLE_VIDEO_DUMPER |
| |
| using ::starboard::shared::media_session:: |
| UpdateActiveSessionPlatformPlaybackState; |
| using ::starboard::shared::media_session::kPlaying; |
| using ::starboard::shared::starboard::media::MimeType; |
| using ::starboard::shared::starboard::player::filter:: |
| FilterBasedPlayerWorkerHandler; |
| using ::starboard::shared::starboard::player::PlayerWorker; |
| |
| 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->video_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 |
| << "\"."; |
| |
| SbMediaAudioCodec audio_codec = creation_param->audio_sample_info.codec; |
| SbMediaVideoCodec video_codec = creation_param->video_sample_info.codec; |
| #if SB_PLAYER_ENABLE_VIDEO_DUMPER |
| SbDrmSystem drm_system = creation_param->drm_system; |
| #endif // SB_PLAYER_ENABLE_VIDEO_DUMPER |
| const SbMediaAudioSampleInfo* audio_sample_info = |
| &creation_param->audio_sample_info; |
| const auto output_mode = creation_param->output_mode; |
| |
| if (!player_error_func) { |
| SB_LOG(ERROR) << "|player_error_func| cannot be null."; |
| return kSbPlayerInvalid; |
| } |
| |
| if (audio_sample_info) { |
| SB_DCHECK(audio_sample_info->codec == audio_codec); |
| } |
| |
| 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; |
| } |
| |
| const int64_t kDefaultBitRate = 0; |
| if (audio_codec != kSbMediaAudioCodecNone) { |
| const MimeType audio_mime_type(audio_mime); |
| if (!SbMediaIsAudioSupported( |
| audio_codec, strlen(audio_mime) > 0 ? &audio_mime_type : nullptr, |
| kDefaultBitRate)) { |
| 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; |
| } |
| } |
| |
| const int kDefaultProfile = -1; |
| const int kDefaultLevel = -1; |
| const int kDefaultColorDepth = 8; |
| const int kDefaultFrameWidth = 0; |
| const int kDefaultFrameHeight = 0; |
| const int kDefaultFrameRate = 0; |
| if (video_codec != kSbMediaVideoCodecNone) { |
| const MimeType video_mime_type(video_mime); |
| if (!SbMediaIsVideoSupported( |
| video_codec, strlen(video_mime) > 0 ? &video_mime_type : nullptr, |
| kDefaultProfile, kDefaultLevel, kDefaultColorDepth, |
| kSbMediaPrimaryIdUnspecified, kSbMediaTransferIdUnspecified, |
| kSbMediaMatrixIdUnspecified, kDefaultFrameWidth, |
| kDefaultFrameHeight, kDefaultBitRate, kDefaultFrameRate, |
| output_mode == kSbPlayerOutputModeDecodeToTexture)) { |
| 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 && !audio_sample_info) { |
| SB_LOG(ERROR) |
| << "SbPlayerCreate() requires a non-NULL SbMediaAudioSampleInfo " |
| << "when |audio_codec| is not kSbMediaAudioCodecNone."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| "SbPlayerCreate() requires a non-NULL " |
| "SbMediaAudioSampleInfo when |audio_codec| is not " |
| "kSbMediaAudioCodecNone"); |
| 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 (audio_sample_info && |
| 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)", |
| audio_sample_info->number_of_channels, SbAudioSinkGetMaxChannels()); |
| SB_LOG(ERROR) << error_message << "."; |
| player_error_func(kSbPlayerInvalid, context, kSbPlayerErrorDecode, |
| error_message.c_str()); |
| return kSbPlayerInvalid; |
| } |
| |
| 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; |
| } |
| |
| UpdateActiveSessionPlatformPlaybackState(kPlaying); |
| |
| starboard::scoped_ptr<PlayerWorker::Handler> handler( |
| new FilterBasedPlayerWorkerHandler(creation_param, provider)); |
| |
| SbPlayer player = SbPlayerPrivate::CreateInstance( |
| audio_codec, video_codec, audio_sample_info, sample_deallocate_func, |
| decoder_status_func, player_status_func, player_error_func, context, |
| handler.Pass()); |
| |
| #if SB_PLAYER_ENABLE_VIDEO_DUMPER |
| using ::starboard::shared::starboard::player::video_dmp::VideoDmpWriter; |
| VideoDmpWriter::OnPlayerCreate(player, audio_codec, video_codec, drm_system, |
| audio_sample_info); |
| #endif // SB_PLAYER_ENABLE_VIDEO_DUMPER |
| |
| return player; |
| } |
