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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/test/frame_utils.cc | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/libwebrtc/test/frame_utils.cc')
-rw-r--r-- | third_party/libwebrtc/test/frame_utils.cc | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/third_party/libwebrtc/test/frame_utils.cc b/third_party/libwebrtc/test/frame_utils.cc new file mode 100644 index 0000000000..b280de1ad1 --- /dev/null +++ b/third_party/libwebrtc/test/frame_utils.cc @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2013 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 "test/frame_utils.h" + +#include <stdio.h> +#include <string.h> + +#include "api/video/i420_buffer.h" +#include "api/video/nv12_buffer.h" +#include "api/video/video_frame.h" + +namespace webrtc { +namespace test { + +bool EqualPlane(const uint8_t* data1, + const uint8_t* data2, + int stride1, + int stride2, + int width, + int height) { + for (int y = 0; y < height; ++y) { + if (memcmp(data1, data2, width) != 0) + return false; + data1 += stride1; + data2 += stride2; + } + return true; +} + +bool FramesEqual(const webrtc::VideoFrame& f1, const webrtc::VideoFrame& f2) { + if (f1.timestamp() != f2.timestamp() || + f1.ntp_time_ms() != f2.ntp_time_ms() || + f1.render_time_ms() != f2.render_time_ms()) { + return false; + } + return FrameBufsEqual(f1.video_frame_buffer(), f2.video_frame_buffer()); +} + +bool FrameBufsEqual(const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& f1, + const rtc::scoped_refptr<webrtc::VideoFrameBuffer>& f2) { + if (f1 == f2) { + return true; + } + // Exlude nullptr (except if both are nullptr, as above) + if (!f1 || !f2) { + return false; + } + + if (f1->width() != f2->width() || f1->height() != f2->height() || + f1->type() != f2->type()) { + return false; + } + + rtc::scoped_refptr<webrtc::I420BufferInterface> f1_i420 = f1->ToI420(); + rtc::scoped_refptr<webrtc::I420BufferInterface> f2_i420 = f2->ToI420(); + return EqualPlane(f1_i420->DataY(), f2_i420->DataY(), f1_i420->StrideY(), + f2_i420->StrideY(), f1_i420->width(), f1_i420->height()) && + EqualPlane(f1_i420->DataU(), f2_i420->DataU(), f1_i420->StrideU(), + f2_i420->StrideU(), f1_i420->ChromaWidth(), + f1_i420->ChromaHeight()) && + EqualPlane(f1_i420->DataV(), f2_i420->DataV(), f1_i420->StrideV(), + f2_i420->StrideV(), f1_i420->ChromaWidth(), + f1_i420->ChromaHeight()); +} + +rtc::scoped_refptr<I420Buffer> ReadI420Buffer(int width, int height, FILE* f) { + int half_width = (width + 1) / 2; + rtc::scoped_refptr<I420Buffer> buffer( + // Explicit stride, no padding between rows. + I420Buffer::Create(width, height, width, half_width, half_width)); + size_t size_y = static_cast<size_t>(width) * height; + size_t size_uv = static_cast<size_t>(half_width) * ((height + 1) / 2); + + if (fread(buffer->MutableDataY(), 1, size_y, f) < size_y) + return nullptr; + if (fread(buffer->MutableDataU(), 1, size_uv, f) < size_uv) + return nullptr; + if (fread(buffer->MutableDataV(), 1, size_uv, f) < size_uv) + return nullptr; + return buffer; +} + +rtc::scoped_refptr<NV12Buffer> ReadNV12Buffer(int width, int height, FILE* f) { + rtc::scoped_refptr<NV12Buffer> buffer(NV12Buffer::Create(width, height)); + size_t size_y = static_cast<size_t>(width) * height; + size_t size_uv = static_cast<size_t>(width + width % 2) * ((height + 1) / 2); + + if (fread(buffer->MutableDataY(), 1, size_y, f) < size_y) + return nullptr; + if (fread(buffer->MutableDataUV(), 1, size_uv, f) < size_uv) + return nullptr; + return buffer; +} + +} // namespace test +} // namespace webrtc |