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-rw-r--r--third_party/libwebrtc/modules/video_coding/encoded_frame.cc155
1 files changed, 155 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/video_coding/encoded_frame.cc b/third_party/libwebrtc/modules/video_coding/encoded_frame.cc
new file mode 100644
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+++ b/third_party/libwebrtc/modules/video_coding/encoded_frame.cc
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+/*
+ * Copyright (c) 2012 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 "modules/video_coding/encoded_frame.h"
+
+#include <string.h>
+
+#include "absl/types/variant.h"
+#include "api/video/video_timing.h"
+#include "modules/video_coding/codecs/interface/common_constants.h"
+#include "modules/video_coding/codecs/vp8/include/vp8_globals.h"
+#include "modules/video_coding/codecs/vp9/include/vp9_globals.h"
+
+namespace webrtc {
+
+VCMEncodedFrame::VCMEncodedFrame()
+ : webrtc::EncodedImage(),
+ _renderTimeMs(-1),
+ _payloadType(0),
+ _missingFrame(false),
+ _codec(kVideoCodecGeneric) {
+ _codecSpecificInfo.codecType = kVideoCodecGeneric;
+}
+
+VCMEncodedFrame::VCMEncodedFrame(const VCMEncodedFrame&) = default;
+
+VCMEncodedFrame::~VCMEncodedFrame() {
+ Reset();
+}
+
+void VCMEncodedFrame::Reset() {
+ SetRtpTimestamp(0);
+ SetSpatialIndex(absl::nullopt);
+ _renderTimeMs = -1;
+ _payloadType = 0;
+ _frameType = VideoFrameType::kVideoFrameDelta;
+ _encodedWidth = 0;
+ _encodedHeight = 0;
+ _missingFrame = false;
+ set_size(0);
+ _codecSpecificInfo.codecType = kVideoCodecGeneric;
+ _codec = kVideoCodecGeneric;
+ rotation_ = kVideoRotation_0;
+ content_type_ = VideoContentType::UNSPECIFIED;
+ timing_.flags = VideoSendTiming::kInvalid;
+}
+
+void VCMEncodedFrame::CopyCodecSpecific(const RTPVideoHeader* header) {
+ if (header) {
+ switch (header->codec) {
+ case kVideoCodecVP8: {
+ const auto& vp8_header =
+ absl::get<RTPVideoHeaderVP8>(header->video_type_header);
+ if (_codecSpecificInfo.codecType != kVideoCodecVP8) {
+ // This is the first packet for this frame.
+ _codecSpecificInfo.codecSpecific.VP8.temporalIdx = 0;
+ _codecSpecificInfo.codecSpecific.VP8.layerSync = false;
+ _codecSpecificInfo.codecSpecific.VP8.keyIdx = -1;
+ _codecSpecificInfo.codecType = kVideoCodecVP8;
+ }
+ _codecSpecificInfo.codecSpecific.VP8.nonReference =
+ vp8_header.nonReference;
+ if (vp8_header.temporalIdx != kNoTemporalIdx) {
+ _codecSpecificInfo.codecSpecific.VP8.temporalIdx =
+ vp8_header.temporalIdx;
+ _codecSpecificInfo.codecSpecific.VP8.layerSync = vp8_header.layerSync;
+ }
+ if (vp8_header.keyIdx != kNoKeyIdx) {
+ _codecSpecificInfo.codecSpecific.VP8.keyIdx = vp8_header.keyIdx;
+ }
+ break;
+ }
+ case kVideoCodecVP9: {
+ const auto& vp9_header =
+ absl::get<RTPVideoHeaderVP9>(header->video_type_header);
+ if (_codecSpecificInfo.codecType != kVideoCodecVP9) {
+ // This is the first packet for this frame.
+ _codecSpecificInfo.codecSpecific.VP9.temporal_idx = 0;
+ _codecSpecificInfo.codecSpecific.VP9.gof_idx = 0;
+ _codecSpecificInfo.codecSpecific.VP9.inter_layer_predicted = false;
+ _codecSpecificInfo.codecType = kVideoCodecVP9;
+ }
+ _codecSpecificInfo.codecSpecific.VP9.inter_pic_predicted =
+ vp9_header.inter_pic_predicted;
+ _codecSpecificInfo.codecSpecific.VP9.flexible_mode =
+ vp9_header.flexible_mode;
+ _codecSpecificInfo.codecSpecific.VP9.num_ref_pics =
+ vp9_header.num_ref_pics;
+ for (uint8_t r = 0; r < vp9_header.num_ref_pics; ++r) {
+ _codecSpecificInfo.codecSpecific.VP9.p_diff[r] =
+ vp9_header.pid_diff[r];
+ }
+ _codecSpecificInfo.codecSpecific.VP9.ss_data_available =
+ vp9_header.ss_data_available;
+ if (vp9_header.temporal_idx != kNoTemporalIdx) {
+ _codecSpecificInfo.codecSpecific.VP9.temporal_idx =
+ vp9_header.temporal_idx;
+ _codecSpecificInfo.codecSpecific.VP9.temporal_up_switch =
+ vp9_header.temporal_up_switch;
+ }
+ if (vp9_header.spatial_idx != kNoSpatialIdx) {
+ _codecSpecificInfo.codecSpecific.VP9.inter_layer_predicted =
+ vp9_header.inter_layer_predicted;
+ SetSpatialIndex(vp9_header.spatial_idx);
+ }
+ if (vp9_header.gof_idx != kNoGofIdx) {
+ _codecSpecificInfo.codecSpecific.VP9.gof_idx = vp9_header.gof_idx;
+ }
+ if (vp9_header.ss_data_available) {
+ _codecSpecificInfo.codecSpecific.VP9.num_spatial_layers =
+ vp9_header.num_spatial_layers;
+ _codecSpecificInfo.codecSpecific.VP9
+ .spatial_layer_resolution_present =
+ vp9_header.spatial_layer_resolution_present;
+ if (vp9_header.spatial_layer_resolution_present) {
+ for (size_t i = 0; i < vp9_header.num_spatial_layers; ++i) {
+ _codecSpecificInfo.codecSpecific.VP9.width[i] =
+ vp9_header.width[i];
+ _codecSpecificInfo.codecSpecific.VP9.height[i] =
+ vp9_header.height[i];
+ }
+ }
+ _codecSpecificInfo.codecSpecific.VP9.gof.CopyGofInfoVP9(
+ vp9_header.gof);
+ }
+ break;
+ }
+ case kVideoCodecH264: {
+ _codecSpecificInfo.codecType = kVideoCodecH264;
+ break;
+ }
+ case kVideoCodecAV1: {
+ _codecSpecificInfo.codecType = kVideoCodecAV1;
+ break;
+ }
+ case kVideoCodecH265: {
+ _codecSpecificInfo.codecType = kVideoCodecH265;
+ break;
+ }
+ default: {
+ _codecSpecificInfo.codecType = kVideoCodecGeneric;
+ break;
+ }
+ }
+ }
+}
+
+} // namespace webrtc