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9bb8f0553d
This CL is a followup to https://webrtc-review.googlesource.com/c/src/+/38481. With the new approach we can just use the generic RTP packetizer to pass frames over the wire as the specific info is contained within the bitstream. This makes the new codec more modular and reduces its footprint. Bug: webrtc:7671 Change-Id: Ib07f72a9d338e3cbfdbf39cba9891a959b5f7552 Reviewed-on: https://webrtc-review.googlesource.com/43220 Reviewed-by: Niklas Enbom <niklas.enbom@webrtc.org> Commit-Queue: Emircan Uysaler <emircan@webrtc.org> Cr-Commit-Position: refs/heads/master@{#21753}
95 lines
2.9 KiB
C++
95 lines
2.9 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INTERFACE_H_
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#define MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INTERFACE_H_
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#include <vector>
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#include "api/video/video_frame.h"
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#include "api/video_codecs/video_decoder.h"
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#include "api/video_codecs/video_encoder.h"
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#include "common_types.h" // NOLINT(build/include)
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#include "modules/include/module_common_types.h"
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#include "modules/video_coding/include/video_error_codes.h"
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#include "typedefs.h" // NOLINT(build/include)
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namespace webrtc {
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class RTPFragmentationHeader; // forward declaration
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// Note: if any pointers are added to this struct, it must be fitted
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// with a copy-constructor. See below.
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struct CodecSpecificInfoVP8 {
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int16_t pictureId; // Negative value to skip pictureId.
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bool nonReference;
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uint8_t simulcastIdx;
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uint8_t temporalIdx;
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bool layerSync;
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int tl0PicIdx; // Negative value to skip tl0PicIdx.
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int8_t keyIdx; // Negative value to skip keyIdx.
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};
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struct CodecSpecificInfoVP9 {
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int16_t picture_id; // Negative value to skip pictureId.
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bool inter_pic_predicted; // This layer frame is dependent on previously
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// coded frame(s).
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bool flexible_mode;
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bool ss_data_available;
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int tl0_pic_idx; // Negative value to skip tl0PicIdx.
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uint8_t temporal_idx;
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uint8_t spatial_idx;
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bool temporal_up_switch;
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bool inter_layer_predicted; // Frame is dependent on directly lower spatial
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// layer frame.
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uint8_t gof_idx;
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// SS data.
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size_t num_spatial_layers; // Always populated.
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bool spatial_layer_resolution_present;
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uint16_t width[kMaxVp9NumberOfSpatialLayers];
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uint16_t height[kMaxVp9NumberOfSpatialLayers];
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GofInfoVP9 gof;
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// Frame reference data.
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uint8_t num_ref_pics;
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uint8_t p_diff[kMaxVp9RefPics];
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};
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struct CodecSpecificInfoGeneric {
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uint8_t simulcast_idx;
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};
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struct CodecSpecificInfoH264 {
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H264PacketizationMode packetization_mode;
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};
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union CodecSpecificInfoUnion {
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CodecSpecificInfoGeneric generic;
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CodecSpecificInfoVP8 VP8;
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CodecSpecificInfoVP9 VP9;
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CodecSpecificInfoH264 H264;
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};
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// Note: if any pointers are added to this struct or its sub-structs, it
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// must be fitted with a copy-constructor. This is because it is copied
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// in the copy-constructor of VCMEncodedFrame.
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struct CodecSpecificInfo {
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CodecSpecificInfo() : codecType(kVideoCodecUnknown), codec_name(nullptr) {}
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VideoCodecType codecType;
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const char* codec_name;
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CodecSpecificInfoUnion codecSpecific;
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};
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} // namespace webrtc
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#endif // MODULES_VIDEO_CODING_INCLUDE_VIDEO_CODEC_INTERFACE_H_
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