Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 52 insertions, 0 deletions

diff --git a/third_party/libwebrtc/examples/objc/AppRTCMobile/ARDExternalSampleCapturer.m b/third_party/libwebrtc/examples/objc/AppRTCMobile/ARDExternalSampleCapturer.m
new file mode 100644
index 0000000000..8bf6716ddb
--- /dev/null
+++ b/third_party/libwebrtc/examples/objc/AppRTCMobile/ARDExternalSampleCapturer.m
@@ -0,0 +1,52 @@
+/*
+ *  Copyright 2018 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.
+ */
+
+#import "ARDExternalSampleCapturer.h"
+
+#import "sdk/objc/api/video_frame_buffer/RTCNativeI420Buffer.h"
+#import "sdk/objc/api/video_frame_buffer/RTCNativeMutableI420Buffer.h"
+#import "sdk/objc/base/RTCI420Buffer.h"
+#import "sdk/objc/base/RTCMutableI420Buffer.h"
+#import "sdk/objc/base/RTCMutableYUVPlanarBuffer.h"
+#import "sdk/objc/base/RTCVideoFrameBuffer.h"
+#import "sdk/objc/base/RTCYUVPlanarBuffer.h"
+#import "sdk/objc/components/video_frame_buffer/RTCCVPixelBuffer.h"
+
+@implementation ARDExternalSampleCapturer
+
+- (instancetype)initWithDelegate:(__weak id<RTC_OBJC_TYPE(RTCVideoCapturerDelegate)>)delegate {
+  return [super initWithDelegate:delegate];
+}
+
+#pragma mark - ARDExternalSampleDelegate
+
+- (void)didCaptureSampleBuffer:(CMSampleBufferRef)sampleBuffer {
+  if (CMSampleBufferGetNumSamples(sampleBuffer) != 1 || !CMSampleBufferIsValid(sampleBuffer) ||
+      !CMSampleBufferDataIsReady(sampleBuffer)) {
+    return;
+  }
+
+  CVPixelBufferRef pixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer);
+  if (pixelBuffer == nil) {
+    return;
+  }
+
+  RTC_OBJC_TYPE(RTCCVPixelBuffer) *rtcPixelBuffer =
+      [[RTC_OBJC_TYPE(RTCCVPixelBuffer) alloc] initWithPixelBuffer:pixelBuffer];
+  int64_t timeStampNs =
+      CMTimeGetSeconds(CMSampleBufferGetPresentationTimeStamp(sampleBuffer)) * NSEC_PER_SEC;
+  RTC_OBJC_TYPE(RTCVideoFrame) *videoFrame =
+      [[RTC_OBJC_TYPE(RTCVideoFrame) alloc] initWithBuffer:rtcPixelBuffer
+                                                  rotation:RTCVideoRotation_0
+                                               timeStampNs:timeStampNs];
+  [self.delegate capturer:self didCaptureVideoFrame:videoFrame];
+}
+
+@end