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1.Use libyuv instead of ffmpeg to do nv12<->yuv420p convertion;2.Use local package to build libyuv(branch stable 2021.4.28 commit eb6e7bb63738e29efd82ea3cf2a115238a89fa51)

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dijunkun
2024-05-08 16:34:53 +08:00
parent e0d2ab5a9f
commit 6bc8aaabdc
126 changed files with 98754 additions and 241 deletions
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78
src/media/video/encode/aom/aom_av1_encoder.cpp
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@@ -5,23 +5,8 @@
#include "log.h"
#ifdef __cplusplus
extern "C" {
#endif
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavdevice/avdevice.h>
#include <libavfilter/avfilter.h>
#include <libavformat/avformat.h>
#include <libavutil/imgutils.h>
#include <libswscale/swscale.h>
};
#ifdef __cplusplus
};
#endif
#define SAVE_NV12_STREAM 0
#define SAVE_H264_STREAM 1
#define SAVE_RECEIVED_NV12_STREAM 0
#define SAVE_ENCODED_AV1_STREAM 0
#define YUV420P_BUFFER_SIZE 1280 * 720 * 3 / 2
static unsigned char yuv420p_buffer[YUV420P_BUFFER_SIZE];
@@ -45,30 +30,6 @@ constexpr double kMinimumFrameRate = 1.0;
constexpr uint8_t kObuSizePresentBit = 0b0'0000'010;
static int NV12ToYUV420PFFmpeg(unsigned char *src_buffer, int width, int height,
unsigned char *dst_buffer) {
AVFrame *Input_pFrame = av_frame_alloc();
AVFrame *Output_pFrame = av_frame_alloc();
struct SwsContext *img_convert_ctx = sws_getContext(
width, height, AV_PIX_FMT_NV12, 1280, 720, AV_PIX_FMT_YUV420P,
SWS_FAST_BILINEAR, nullptr, nullptr, nullptr);
av_image_fill_arrays(Input_pFrame->data, Input_pFrame->linesize, src_buffer,
AV_PIX_FMT_NV12, width, height, 1);
av_image_fill_arrays(Output_pFrame->data, Output_pFrame->linesize, dst_buffer,
AV_PIX_FMT_YUV420P, 1280, 720, 1);
sws_scale(img_convert_ctx, (uint8_t const **)Input_pFrame->data,
Input_pFrame->linesize, 0, height, Output_pFrame->data,
Output_pFrame->linesize);
if (Input_pFrame) av_free(Input_pFrame);
if (Output_pFrame) av_free(Output_pFrame);
if (img_convert_ctx) sws_freeContext(img_convert_ctx);
return 0;
}
static aom_superblock_size_t GetSuperblockSize(int width, int height,
int threads) {
int resolution = width * height;
@@ -127,16 +88,16 @@ int AomAv1Encoder::GetCpuSpeed(int width, int height) {
AomAv1Encoder::AomAv1Encoder() {}
AomAv1Encoder::~AomAv1Encoder() {
if (SAVE_NV12_STREAM && file_nv12_) {
if (SAVE_RECEIVED_NV12_STREAM && file_nv12_) {
fflush(file_nv12_);
fclose(file_nv12_);
file_nv12_ = nullptr;
}
if (SAVE_H264_STREAM && file_ivf_) {
fflush(file_ivf_);
fclose(file_ivf_);
file_ivf_ = nullptr;
if (SAVE_ENCODED_AV1_STREAM && file_av1_) {
fflush(file_av1_);
fclose(file_av1_);
file_av1_ = nullptr;
}
delete encoded_frame_;
@@ -272,17 +233,17 @@ int AomAv1Encoder::Init() {
frame_for_encode_ = aom_img_wrap(nullptr, AOM_IMG_FMT_NV12, frame_width_,
frame_height_, 1, nullptr);
if (SAVE_H264_STREAM) {
file_ivf_ = fopen("encoded_stream.ivf", "w+b");
if (!file_ivf_) {
LOG_ERROR("Fail to open encoded_stream.ivf");
if (SAVE_RECEIVED_NV12_STREAM) {
file_nv12_ = fopen("received_nv12_stream.yuv", "w+b");
if (!file_nv12_) {
LOG_ERROR("Fail to open received_nv12_stream.yuv");
}
}
if (SAVE_NV12_STREAM) {
file_nv12_ = fopen("raw_stream.yuv", "w+b");
if (!file_nv12_) {
LOG_ERROR("Fail to open raw_stream.yuv");
if (SAVE_ENCODED_AV1_STREAM) {
file_av1_ = fopen("encoded_av1_stream.ivf", "w+b");
if (!file_av1_) {
LOG_ERROR("Fail to open encoded_av1_stream.ivf");
}
}
@@ -293,7 +254,7 @@ int AomAv1Encoder::Encode(const uint8_t *pData, int nSize,
std::function<int(char *encoded_packets, size_t size,
VideoFrameType frame_type)>
on_encoded_image) {
if (SAVE_NV12_STREAM) {
if (SAVE_RECEIVED_NV12_STREAM) {
fwrite(pData, 1, nSize, file_nv12_);
}
@@ -309,9 +270,6 @@ int AomAv1Encoder::Encode(const uint8_t *pData, int nSize,
frame_for_encode_->stride[AOM_PLANE_U] = frame_width_;
frame_for_encode_->stride[AOM_PLANE_V] = 0;
// NV12ToYUV420PFFmpeg((unsigned char *)pData, frame_width_, frame_height_,
// (unsigned char *)yuv420p_buffer);
VideoFrameType frame_type;
if (0 == seq_++ % 300) {
force_i_frame_flags_ = AOM_EFLAG_FORCE_KF;
@@ -347,8 +305,8 @@ int AomAv1Encoder::Encode(const uint8_t *pData, int nSize,
if (on_encoded_image) {
on_encoded_image((char *)encoded_frame_, encoded_frame_size_,
frame_type);
if (SAVE_H264_STREAM) {
fwrite(encoded_frame_, 1, encoded_frame_size_, file_ivf_);
if (SAVE_ENCODED_AV1_STREAM) {
fwrite(encoded_frame_, 1, encoded_frame_size_, file_av1_);
}
} else {
OnEncodedImage((char *)encoded_frame_, encoded_frame_size_);