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change codecs to use lossless compression, add button to guess time of path time automatically

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tomoron
2025-01-30 22:24:13 +01:00
parent ada74a584c
commit 06150093b9
2 changed files with 53 additions and 26 deletions
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6
includes/RT/Renderer.hpp
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@ -6,7 +6,7 @@
/* By: tomoron <tomoron@student.42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/22 16:29:26 by tomoron #+# #+# */
/* Updated: 2025/01/30 17:12:58 by tomoron ### ########.fr */
/* Updated: 2025/01/30 22:15:55 by tomoron ### ########.fr */
/* */
/* ************************************************************************** */
@ -42,7 +42,7 @@ class Renderer
int rendering(void) const;
private:
void addPoint(void);
void addPoint(float time);
void makeMovement(float timeFromStart, float curSplitTimeReset);
void initRender();
void addImageToRender(Shader &shader);
@ -59,6 +59,7 @@ class Renderer
int _sec;
int _samples;
int _testSamples;
bool _autoTime;
int _fps;
char _filenameBuffer[512];
std::vector<t_pathPoint> _path;
@ -83,6 +84,7 @@ class Renderer
AVFrame *_yuv_frame;
SwsContext *_sws_context;
AVStream *_stream;
AVDictionary *_codecOptions;
};

73
srcs/class/Renderer.cpp
View File

@ -6,7 +6,7 @@
/* By: tomoron <tomoron@student.42angouleme.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/22 16:34:53 by tomoron #+# #+# */
/* Updated: 2025/01/30 18:34:15 by tomoron ### ########.fr */
/* Updated: 2025/01/30 22:22:07 by tomoron ### ########.fr */
/* */
/* ************************************************************************** */
@ -19,12 +19,13 @@ Renderer::Renderer(Scene *scene, Window *win)
_min = 0;
_sec = 0;
_fps = 30;
_autoTime = 0;
_samples = 1;
_testSamples = 1;
_curSamples = 0;
_destPathIndex = 0;
_frameCount = 0;
_outputFilename = "output.mp4";
_outputFilename = "output.avi";
memcpy(_filenameBuffer, _outputFilename.c_str(), _outputFilename.length());
_filenameBuffer[_outputFilename.length()] = 0;
@ -37,10 +38,12 @@ Renderer::Renderer(Scene *scene, Window *win)
void Renderer::fillGoodCodecList(std::vector<AVCodecID> &lst)
{
lst.push_back(AV_CODEC_ID_FFV1);
lst.push_back(AV_CODEC_ID_H264);
lst.push_back(AV_CODEC_ID_MPEG4);
lst.push_back(AV_CODEC_ID_H263);
lst.push_back(AV_CODEC_ID_MPEG2VIDEO);
lst.push_back(AV_CODEC_ID_HUFFYUV);
lst.push_back(AV_CODEC_ID_UTVIDEO);
lst.push_back(AV_CODEC_ID_PRORES);
lst.push_back(AV_CODEC_ID_V210);
}
void Renderer::updateAvailableCodecs(void)
@ -92,6 +95,8 @@ void Renderer::updateAvailableCodecs(void)
void Renderer::initRender(void)
{
_codecOptions = 0;
_destPathIndex = _path.size() - 1;
_curPathIndex = 0;
_frameCount = 0;
@ -112,11 +117,13 @@ void Renderer::initRender(void)
_codec_context->pix_fmt = AV_PIX_FMT_YUV420P;
_codec_context->gop_size = 10;
_codec_context->max_b_frames = 1;
if(_codecList[_codecIndex]->id == AV_CODEC_ID_H264 || _codecList[_codecIndex]->id == AV_CODEC_ID_HEVC)
av_dict_set(&_codecOptions, "crf", "0", 0);
if (_format->oformat->flags & AVFMT_GLOBALHEADER)
_codec_context->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
if (avcodec_open2(_codec_context, _codecList[_codecIndex], nullptr) < 0)
if (avcodec_open2(_codec_context, _codecList[_codecIndex], &_codecOptions) < 0)
throw std::runtime_error("Failed to open codec");
_stream = avformat_new_stream(_format, _codecList[_codecIndex]);
@ -213,6 +220,7 @@ void Renderer::endRender(void)
avcodec_free_context(&_codec_context);
avio_close(_format->pb);
avformat_free_context(_format);
av_dict_free(&_codecOptions);
_format = 0;
_rgb_frame = 0;
@ -220,7 +228,7 @@ void Renderer::endRender(void)
_codec_context = 0;
}
void Renderer::addPoint(void)
void Renderer::addPoint(float time)
{
t_pathPoint newPoint;
Camera *cam;
@ -229,7 +237,7 @@ void Renderer::addPoint(void)
cam = _scene->getCamera();
newPoint.pos = cam->getPosition();
newPoint.dir = cam->getDirection();
newPoint.time = _min + ((float)_sec / 60);
newPoint.time = time;
pos = _path.begin();
while(pos != _path.end() && pos->time <= newPoint.time)
pos++;
@ -289,14 +297,14 @@ glm::vec3 Renderer::hermiteInterpolate(glm::vec3 points[4], double alpha)
return(coef[0] * points[1] + coef[1] * tang[0] + coef[2] * tang[1] + coef[3] * points[2]);
}
glm::quat eulerToQuaternion(float pitch, float yaw)
{
glm::quat qPitch = glm::angleAxis(glm::radians(pitch), glm::vec3(1, 0, 0));
glm::quat qYaw = glm::angleAxis(glm::radians(yaw), glm::vec3(0, 1, 0));
glm::quat result = qYaw* qPitch;
return(result);
}
//glm::quat eulerToQuaternion(float pitch, float yaw)
//{
// glm::quat qPitch = glm::angleAxis(glm::radians(pitch), glm::vec3(1, 0, 0));
// glm::quat qYaw = glm::angleAxis(glm::radians(yaw), glm::vec3(0, 1, 0));
//
// glm::quat result = qYaw* qPitch;
// return(result);
//}
//glm::vec2 Renderer::sphereInterpolate(glm::vec2 from, glm::vec2 to, float time) // gud but bad
//{
@ -424,6 +432,14 @@ int Renderer::rendering(void) const
void Renderer::imguiPathCreation(void)
{
float prevSpeed;
float time;
if(_path.size() > 1)
prevSpeed = glm::distance(_path[_path.size() - 2].pos, _path[_path.size() - 1].pos) / (_path[_path.size() - 1].time - _path[_path.size() - 2].time);
else
prevSpeed = 0;
ImGui::SliderInt("test spi", &_testSamples, 1, 10);
ImGui::SliderInt("render spi", &_samples, 1, 1000);
ImGui::SliderInt("render fps", &_fps, 30, 120);
@ -449,10 +465,24 @@ void Renderer::imguiPathCreation(void)
ImGui::Separator();
ImGui::SliderInt("minutes", &_min, 0, 2);
ImGui::SliderInt("seconds", &_sec, 0, 60);
if(ImGui::SliderInt("minutes", &_min, 0, 2))
_autoTime = 0;
if(ImGui::SliderInt("seconds", &_sec, 0, 60))
_autoTime = 0;
if(_autoTime)
{
if(_path.size() > 1)
time = _path[_path.size() - 1].time + (glm::distance(_path[_path.size() - 1].pos, _scene->getCamera()->getPosition()) / prevSpeed);
else
time = (float)_path.size() / 60;
_min = time;
_sec = (time - (int)time) * 60;
}
else
time = (float)_min + ((float)_sec / 60);
ImGui::Checkbox("guess time automatically", &_autoTime);
if(ImGui::Button("add step"))
addPoint();
addPoint(time);
ImGui::Separator();
@ -494,11 +524,6 @@ void Renderer::imguiPathCreation(void)
_destPathIndex = i;
_testMode = 1;
}
if(i > 1 && ImGui::Button(("match prev speed##" + std::to_string(i)).c_str()))
{
float speed = glm::distance(_path[i - 2].pos, _path[i - 1].pos) / (_path[i - 1].time - _path[i - 2].time);
_path[i].time = _path[i - 1].time + (glm::distance(_path[i - 1].pos, _path[i].pos) / speed);
}
ImGui::Separator();
}
}