/* * Copyright (c) 2019 The WebRTC project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree.
*/
// Creates a frame generator that produces frames with small squares that // move randomly towards the lower right corner. // `type` has the default value FrameGeneratorInterface::OutputType::I420. // `num_squares` has the default value 10.
std::unique_ptr<FrameGeneratorInterface> CreateSquareFrameGenerator( int width, int height,
std::optional<FrameGeneratorInterface::OutputType> type,
std::optional<int> num_squares);
// Creates a frame generator that repeatedly plays a set of yuv files. // The frame_repeat_count determines how many times each frame is shown, // with 1 = show each frame once, etc.
std::unique_ptr<FrameGeneratorInterface> CreateFromYuvFileFrameGenerator(
std::vector<std::string> filenames,
size_t width,
size_t height, int frame_repeat_count);
// Creates a frame generator that repeatedly plays a set of nv12 files. // The frame_repeat_count determines how many times each frame is shown, // with 1 = show each frame once, etc.
std::unique_ptr<FrameGeneratorInterface> CreateFromNV12FileFrameGenerator(
std::vector<std::string> filenames,
size_t width,
size_t height, int frame_repeat_count = 1);
// Creates a frame generator that repeatedly plays an ivf file.
[[deprecated]] std::unique_ptr<FrameGeneratorInterface>
CreateFromIvfFileFrameGenerator(std::string filename);
// Creates a frame generator which takes a set of yuv files (wrapping a // frame generator created by CreateFromYuvFile() above), but outputs frames // that have been cropped to specified resolution: source_width/source_height // is the size of the source images, target_width/target_height is the size of // the cropped output. For each source image read, the cropped viewport will // be scrolled top to bottom/left to right for scroll_tim_ms milliseconds. // After that the image will stay in place for pause_time_ms milliseconds, // and then this will be repeated with the next file from the input set.
std::unique_ptr<FrameGeneratorInterface>
CreateScrollingInputFromYuvFilesFrameGenerator(
Clock* clock,
std::vector<std::string> filenames,
size_t source_width,
size_t source_height,
size_t target_width,
size_t target_height,
int64_t scroll_time_ms,
int64_t pause_time_ms);
// Creates a frame generator that produces randomly generated slides. It fills // the frames with randomly sized and colored squares. // `frame_repeat_count` determines how many times each slide is shown.
std::unique_ptr<FrameGeneratorInterface>
CreateSlideFrameGenerator(int width, int height, int frame_repeat_count);
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