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Unified Diff: webrtc/sdk/objc/Framework/Classes/avfoundationvideocapturer.mm

Issue 2862543002: Split iOS sdk in to separate targets (Closed)
Patch Set: rebase and minor fixes Created 3 years, 7 months ago
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Index: webrtc/sdk/objc/Framework/Classes/avfoundationvideocapturer.mm
diff --git a/webrtc/sdk/objc/Framework/Classes/avfoundationvideocapturer.mm b/webrtc/sdk/objc/Framework/Classes/avfoundationvideocapturer.mm
deleted file mode 100644
index 72117f5be6a5c7d2fe2a1fafb6f790eaf0f4ed14..0000000000000000000000000000000000000000
--- a/webrtc/sdk/objc/Framework/Classes/avfoundationvideocapturer.mm
+++ /dev/null
@@ -1,176 +0,0 @@
-/*
- * Copyright 2015 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.
- */
-
-#include "avfoundationvideocapturer.h"
-
-#import <AVFoundation/AVFoundation.h>
-
-#import "RTCAVFoundationVideoCapturerInternal.h"
-#import "RTCDispatcher+Private.h"
-#import "WebRTC/RTCLogging.h"
-
-#include "avfoundationformatmapper.h"
-
-#include "webrtc/api/video/video_rotation.h"
-#include "webrtc/base/bind.h"
-#include "webrtc/base/checks.h"
-#include "webrtc/base/logging.h"
-#include "webrtc/base/thread.h"
-#include "webrtc/sdk/objc/Framework/Classes/corevideo_frame_buffer.h"
-
-namespace webrtc {
-
-enum AVFoundationVideoCapturerMessageType : uint32_t {
- kMessageTypeFrame,
-};
-
-AVFoundationVideoCapturer::AVFoundationVideoCapturer() : _capturer(nil) {
- _capturer =
- [[RTCAVFoundationVideoCapturerInternal alloc] initWithCapturer:this];
-
- std::set<cricket::VideoFormat> front_camera_video_formats =
- GetSupportedVideoFormatsForDevice([_capturer frontCaptureDevice]);
- std::set<cricket::VideoFormat> back_camera_video_formats =
- GetSupportedVideoFormatsForDevice([_capturer backCaptureDevice]);
- std::vector<cricket::VideoFormat> intersection_video_formats;
- if (back_camera_video_formats.empty()) {
- intersection_video_formats.assign(front_camera_video_formats.begin(),
- front_camera_video_formats.end());
-
- } else if (front_camera_video_formats.empty()) {
- intersection_video_formats.assign(back_camera_video_formats.begin(),
- back_camera_video_formats.end());
- } else {
- std::set_intersection(
- front_camera_video_formats.begin(), front_camera_video_formats.end(),
- back_camera_video_formats.begin(), back_camera_video_formats.end(),
- std::back_inserter(intersection_video_formats));
- }
- SetSupportedFormats(intersection_video_formats);
-}
-
-AVFoundationVideoCapturer::~AVFoundationVideoCapturer() {
- _capturer = nil;
-}
-
-cricket::CaptureState AVFoundationVideoCapturer::Start(
- const cricket::VideoFormat& format) {
- if (!_capturer) {
- LOG(LS_ERROR) << "Failed to create AVFoundation capturer.";
- return cricket::CaptureState::CS_FAILED;
- }
- if (_capturer.isRunning) {
- LOG(LS_ERROR) << "The capturer is already running.";
- return cricket::CaptureState::CS_FAILED;
- }
-
- AVCaptureDevice* device = [_capturer getActiveCaptureDevice];
- AVCaptureSession* session = _capturer.captureSession;
-
- if (!SetFormatForCaptureDevice(device, session, format)) {
- return cricket::CaptureState::CS_FAILED;
- }
-
- SetCaptureFormat(&format);
- // This isn't super accurate because it takes a while for the AVCaptureSession
- // to spin up, and this call returns async.
- // TODO(tkchin): make this better.
- [_capturer start];
- SetCaptureState(cricket::CaptureState::CS_RUNNING);
-
- return cricket::CaptureState::CS_STARTING;
-}
-
-void AVFoundationVideoCapturer::Stop() {
- [_capturer stop];
- SetCaptureFormat(NULL);
-}
-
-bool AVFoundationVideoCapturer::IsRunning() {
- return _capturer.isRunning;
-}
-
-AVCaptureSession* AVFoundationVideoCapturer::GetCaptureSession() {
- return _capturer.captureSession;
-}
-
-bool AVFoundationVideoCapturer::CanUseBackCamera() const {
- return _capturer.canUseBackCamera;
-}
-
-void AVFoundationVideoCapturer::SetUseBackCamera(bool useBackCamera) {
- _capturer.useBackCamera = useBackCamera;
-}
-
-bool AVFoundationVideoCapturer::GetUseBackCamera() const {
- return _capturer.useBackCamera;
-}
-
-void AVFoundationVideoCapturer::AdaptOutputFormat(int width, int height, int fps) {
- cricket::VideoFormat format(width, height, cricket::VideoFormat::FpsToInterval(fps), 0);
- video_adapter()->OnOutputFormatRequest(format);
-}
-
-void AVFoundationVideoCapturer::CaptureSampleBuffer(
- CMSampleBufferRef sample_buffer, VideoRotation rotation) {
- if (CMSampleBufferGetNumSamples(sample_buffer) != 1 ||
- !CMSampleBufferIsValid(sample_buffer) ||
- !CMSampleBufferDataIsReady(sample_buffer)) {
- return;
- }
-
- CVImageBufferRef image_buffer = CMSampleBufferGetImageBuffer(sample_buffer);
- if (image_buffer == NULL) {
- return;
- }
-
- int captured_width = CVPixelBufferGetWidth(image_buffer);
- int captured_height = CVPixelBufferGetHeight(image_buffer);
-
- int adapted_width;
- int adapted_height;
- int crop_width;
- int crop_height;
- int crop_x;
- int crop_y;
- int64_t translated_camera_time_us;
-
- if (!AdaptFrame(captured_width, captured_height,
- rtc::TimeNanos() / rtc::kNumNanosecsPerMicrosec,
- rtc::TimeMicros(), &adapted_width, &adapted_height,
- &crop_width, &crop_height, &crop_x, &crop_y,
- &translated_camera_time_us)) {
- return;
- }
-
- rtc::scoped_refptr<VideoFrameBuffer> buffer =
- new rtc::RefCountedObject<CoreVideoFrameBuffer>(
- image_buffer,
- adapted_width, adapted_height,
- crop_width, crop_height,
- crop_x, crop_y);
-
- // Applying rotation is only supported for legacy reasons and performance is
- // not critical here.
- if (apply_rotation() && rotation != kVideoRotation_0) {
- buffer = I420Buffer::Rotate(*buffer->NativeToI420Buffer(),
- rotation);
- if (rotation == kVideoRotation_90 || rotation == kVideoRotation_270) {
- std::swap(captured_width, captured_height);
- }
-
- rotation = kVideoRotation_0;
- }
-
- OnFrame(webrtc::VideoFrame(buffer, rotation, translated_camera_time_us),
- captured_width, captured_height);
-}
-
-} // namespace webrtc

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