diff options
Diffstat (limited to 'media/libstagefright/timedtext/TimedTextSource.h')
-rw-r--r-- | media/libstagefright/timedtext/TimedTextSource.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/media/libstagefright/timedtext/TimedTextSource.h b/media/libstagefright/timedtext/TimedTextSource.h new file mode 100644 index 0000000..06bae71 --- /dev/null +++ b/media/libstagefright/timedtext/TimedTextSource.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2012 The Android Open Source Project + * + * 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. + */ + +#ifndef TIMED_TEXT_SOURCE_H_ +#define TIMED_TEXT_SOURCE_H_ + +#include <media/stagefright/foundation/ABase.h> // for DISALLOW_XXX macro. +#include <media/stagefright/MediaErrors.h> +#include <media/stagefright/MediaSource.h> // for MediaSource::ReadOptions +#include <utils/RefBase.h> + +namespace android { + +class DataSource; +class Parcel; + +class TimedTextSource : public RefBase { + public: + enum FileType { + OUT_OF_BAND_FILE_SRT = 1, + OUT_OF_BAND_FILE_SMI = 2, + }; + static sp<TimedTextSource> CreateTimedTextSource( + const sp<MediaSource>& source); + static sp<TimedTextSource> CreateTimedTextSource( + const sp<DataSource>& source, FileType filetype); + TimedTextSource() {} + virtual status_t start() = 0; + virtual status_t stop() = 0; + // Returns subtitle parcel and its start time. + virtual status_t read( + int64_t *timeUs, + Parcel *parcel, + const MediaSource::ReadOptions *options = NULL) = 0; + virtual status_t extractGlobalDescriptions(Parcel *parcel) { + return INVALID_OPERATION; + } + + protected: + virtual ~TimedTextSource() { } + + private: + DISALLOW_EVIL_CONSTRUCTORS(TimedTextSource); +}; + +} // namespace android + +#endif // TIMED_TEXT_SOURCE_H_ |