wxMediaCtrl3.cpp File Reference

#include "wxMediaCtrl3.h"
#include "AVVideoDecoder.hpp"
#include <algorithm>
#include <boost/log/trivial.hpp>
#include "slic3r/GUI/Printer/BambuTunnel.h"
#include <cassert>
#include <memory>
#include <string>
#include <chrono>
#include <thread>
#include <wx/dcclient.h>
#include <cstdarg>
#include <cstdlib>
#include <cstring>
#include <mutex>
#include <wx/event.h>
#include <wx/uri.h>
#include <wx/gdicmn.h>
#include <wx/mediactrl.h>
#include <wx/string.h>
#include <wx/image.h>
#include <libavformat/avformat.h>
#include <libavutil/log.h>

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Classes
struct	StaticBambuLib

Functions
	wxDEFINE_EVENT (EVT_MEDIA_CTRL_STAT, wxCommandEvent)
static void	adjust_frame_size (wxSize &frame, wxSize const &video, wxSize const &window)
static int	ffmpeg_log_level_from_env ()
static void	ffmpeg_log_callback (void *avcl, int level, const char *fmt, va_list vl)
static void	install_ffmpeg_logger ()

Function Documentation

adjust_frame_size()

void adjust_frame_size ( wxSize & frame, wxSize const & video, wxSize const & window )

static

{
    if (video.x * window.y < video.y * window.x)
        frame = { video.x * window.y / video.y, window.y };
    else
        frame = { window.x, video.y * window.x / video.x };
}

Referenced by wxMediaCtrl3::DoSetSize(), wxMediaCtrl3::PlayFfmpeg(), wxMediaCtrl3::PlayThread(), and wxMediaCtrl3::SetExternalFrame().

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ffmpeg_log_callback()

void ffmpeg_log_callback ( void * avcl, int level, const char * fmt, va_list vl )

static

{
    if (level > av_log_get_level())
        return;
    thread_local int print_prefix = 1;
    char line[1024];
    av_log_format_line2(avcl, level, fmt, vl, line, (int) sizeof(line), &print_prefix);
    size_t len = std::strlen(line);
    while (len > 0 && (line[len - 1] == '\n' || line[len - 1] == '\r' || line[len - 1] == ' '))
        line[--len] = '\0';
    if (len == 0)
        return;
    if (level <= AV_LOG_ERROR)
        BOOST_LOG_TRIVIAL(error) << "ffmpeg: " << line;
    else if (level <= AV_LOG_WARNING)
        BOOST_LOG_TRIVIAL(warning) << "ffmpeg: " << line;
    else if (level <= AV_LOG_INFO)
        BOOST_LOG_TRIVIAL(info) << "ffmpeg: " << line;
    else
        BOOST_LOG_TRIVIAL(debug) << "ffmpeg: " << line;
}

Referenced by install_ffmpeg_logger().

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ffmpeg_log_level_from_env()

int ffmpeg_log_level_from_env ( )

static

{
    const char *env = std::getenv("ORCA_FFMPEG_LOG_LEVEL");
    if (env == nullptr || *env == '\0')
        return AV_LOG_VERBOSE;
    const wxString v = wxString(env).Lower();
    if (v == "quiet")   return AV_LOG_QUIET;
    if (v == "panic")   return AV_LOG_PANIC;
    if (v == "fatal")   return AV_LOG_FATAL;
    if (v == "error")   return AV_LOG_ERROR;
    if (v == "warning") return AV_LOG_WARNING;
    if (v == "info")    return AV_LOG_INFO;
    if (v == "verbose") return AV_LOG_VERBOSE;
    if (v == "debug")   return AV_LOG_DEBUG;
    if (v == "trace")   return AV_LOG_TRACE;
    return AV_LOG_VERBOSE;
}

Referenced by install_ffmpeg_logger().

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install_ffmpeg_logger()

void install_ffmpeg_logger ( )

static

{
    av_log_set_level(ffmpeg_log_level_from_env());
    av_log_set_callback(&ffmpeg_log_callback);
}

References ffmpeg_log_callback(), and ffmpeg_log_level_from_env().

Referenced by wxMediaCtrl3::PlayFfmpeg().

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wxDEFINE_EVENT()

wxDEFINE_EVENT	(	EVT_MEDIA_CTRL_STAT	,
		wxCommandEvent	)

References wxMediaCtrl3::paintEvent().

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