screencast_stream_utils.h

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/*

 *  Copyright 2022 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.

*/

#ifndef MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_

#define MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_

#include <stdint.h>

#include <string>

#include <vector>

#include "rtc_base/string_encode.h"

struct spa_pod;

struct spa_pod_builder;

struct spa_rectangle;

struct spa_fraction;

namespace webrtc {

struct PipeWireVersion {

  static PipeWireVersion Parse(const absl::string_view& version);

  // Returns whether current version is newer or same as required version

  bool operator>=(const PipeWireVersion& other);

  // Returns whether current version is older or same as required version

  bool operator<=(const PipeWireVersion& other);

  int major = 0;

  int minor = 0;

  int micro = 0;

};

// Returns a spa_pod used to build PipeWire stream format using given

// arguments. Modifiers are optional value and when present they will be

// used with SPA_POD_PROP_FLAG_MANDATORY and SPA_POD_PROP_FLAG_DONT_FIXATE

// flags.

spa_pod* BuildFormat(spa_pod_builder* builder,

                     uint32_t format,

                     const std::vector<uint64_t>& modifiers,

                     const struct spa_rectangle* resolution,

                     const struct spa_fraction* frame_rate);

}  // namespace webrtc

#endif  // MODULES_DESKTOP_CAPTURE_LINUX_WAYLAND_SCREENCAST_STREAM_UTILS_H_