v4k-git-backup/demos/08-video.c

45 lines
1.4 KiB
C

// video player
// - rlyeh, public domain
#include "v4k.h"
int main() {
// 75% window, msaa x2
window_create( 75, WINDOW_MSAA2 );
// load video
int is_rgb = flag("--rgb") ? 1 : 0;
video_t *v = video( "pexels-pachon-in-motion-17486489.mp4", VIDEO_LOOP | (is_rgb ? VIDEO_RGB : VIDEO_YCBCR) );
while( window_swap() ) {
// decode video frame and get associated textures (audio is automatically sent to audiomixer)
texture_t *textures;
profile( "Video decoder" ) {
textures = video_decode( v );
}
// present decoded textures as a fullscreen composed quad
profile( "Video quad" ) {
if(is_rgb) fullscreen_quad_rgb( textures[0], 1.0 );
else fullscreen_quad_ycbcr( textures, 1.0f/2.2f );
}
// input controls
if( input(KEY_ESC) ) break;
// ui video
if( ui_panel("Video", 0) ) {
if( ui_button("Rewind") ) video_seek(v, video_position(v) - 3);
if( ui_button("Pause") ) video_pause(v, video_is_paused(v) ^ 1);
if( ui_button("Forward") ) video_seek(v, video_position(v) + 3);
ui_panel_end();
}
// audio
if( ui_panel("Audio", 0)) {
static float master = 1;
if( ui_slider2("Master", &master, va("%.2f", master))) audio_volume_master(master);
ui_panel_end();
}
}
}