kolibrios/contrib/media/fplay/video.c

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#include <stdint.h>
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libswscale/swscale.h>
#include <libavutil/imgutils.h>
#include <kos32sys.h>
#include "winlib/winlib.h"
#include <sound.h>
#include "fplay.h"
#include <math.h>
int fplay_blit_bitmap(bitmap_t *bitmap, int dst_x, int dst_y,int w, int h);
void draw_va_picture(render_t *render, AVPicture *picture);
extern int res_pause_btn[];
extern int res_pause_btn_pressed[];
extern int res_play_btn[];
extern int res_play_btn_pressed[];
extern int64_t stream_duration;
extern volatile int sound_level_0;
extern volatile int sound_level_1;
typedef struct
{
AVPicture picture;
double pts;
volatile int ready;
}vframe_t;
vframe_t frames[4];
volatile int frames_count = 0;
struct SwsContext *cvt_ctx = NULL;
int vfx = 0;
int dfx = 0;
render_t *main_render;
int width;
int height;
AVRational video_time_base;
AVFrame *Frame;
volatile uint32_t driver_lock;
void get_client_rect(rect_t *rc);
void flush_video()
{
int i;
for(i = 0; i < 4; i++)
{
frames[i].pts = 0;
frames[i].ready = 0;
};
frames_count = 0;
vfx = 0;
dfx = 0;
};
int init_video(AVCodecContext *ctx)
{
int i;
width = ctx->width;
height = ctx->height;
Frame = avcodec_alloc_frame();
if ( Frame == NULL )
{
printf("Cannot alloc video frame\n\r");
return 0;
};
for( i=0; i < 4; i++)
{
int ret;
// printf("alloc picture %d %d %x\n",
// ctx->width, ctx->height, ctx->pix_fmt );
ret = avpicture_alloc(&frames[i].picture, ctx->pix_fmt,
ctx->width, ctx->height);
if ( ret != 0 )
{
printf("Cannot alloc video buffer\n\r");
return 0;
};
frames[i].pts = 0;
frames[i].ready = 0;
};
create_thread(video_thread, ctx, 1024*1024);
delay(50);
return 1;
};
int decode_video(AVCodecContext *ctx, queue_t *qv)
{
AVPacket pkt;
double pts;
int frameFinished;
double current_clock;
if(frames[dfx].ready != 0 )
return -1;
if( get_packet(qv, &pkt) == 0 )
return 0;
/*
current_clock = -90.0 + get_master_clock();
if( pkt.dts == AV_NOPTS_VALUE &&
Frame->reordered_opaque != AV_NOPTS_VALUE)
pts = Frame->reordered_opaque;
else if(pkt.dts != AV_NOPTS_VALUE)
pts= pkt.dts;
else
pts= 0;
pts *= av_q2d(video_time_base)*1000.0;
*/
if( 1 /*pts > current_clock*/)
{
frameFinished = 0;
ctx->reordered_opaque = pkt.pts;
if(avcodec_decode_video2(ctx, Frame, &frameFinished, &pkt) <= 0)
printf("video decoder error\n");
if(frameFinished)
{
AVPicture *dst_pic;
if( pkt.dts == AV_NOPTS_VALUE &&
Frame->reordered_opaque != AV_NOPTS_VALUE)
pts = Frame->reordered_opaque;
else if(pkt.dts != AV_NOPTS_VALUE)
pts= pkt.dts;
else
pts= 0;
// pts = *(int64_t*)av_opt_ptr(avcodec_get_frame_class(),
// Frame, "best_effort_timestamp");
// if (pts == AV_NOPTS_VALUE)
// pts = 0;
pts *= av_q2d(video_time_base);
dst_pic = &frames[dfx].picture;
av_image_copy(dst_pic->data, dst_pic->linesize,
(const uint8_t**)Frame->data,
Frame->linesize, ctx->pix_fmt, ctx->width, ctx->height);
frames[dfx].pts = pts*1000.0;
// printf("pts %f\n", frames[dfx].pts);
frames[dfx].ready = 1;
dfx++;
dfx&= 3;
frames_count++;
};
};
av_free_packet(&pkt);
return 1;
}
extern volatile enum player_state player_state;
extern volatile enum player_state decoder_state;
extern volatile enum player_state sound_state;
extern int64_t rewind_pos;
static void player_stop()
{
window_t *win;
win = main_render->win;
rewind_pos = 0;
win->panel.play_btn->img_default = res_play_btn;
win->panel.play_btn->img_hilite = res_play_btn;
win->panel.play_btn->img_pressed = res_play_btn_pressed;
win->panel.prg->current = rewind_pos;
send_message(&win->panel.ctrl, MSG_PAINT, 0, 0);
player_state = STOP;
decoder_state = PLAY_2_STOP;
sound_state = PLAY_2_STOP;
render_draw_client(main_render);
// printf("stop player\n");
};
int MainWindowProc(ctrl_t *ctrl, uint32_t msg, uint32_t arg1, uint32_t arg2)
{
window_t *win = (window_t*)ctrl;
static int spc_down = 0;
static int ent_down = 0;
switch(msg)
{
case MSG_SIZE:
if(main_render)
{
render_adjust_size(main_render, win);
render_draw_client(main_render);
};
break;
case MSG_KEY:
switch((short)arg2)
{
case 0x39:
if(spc_down == 0)
{
spc_down = 1;
send_message(win, MSG_LBTNDOWN, 0, 0);
}
break;
case 0xB9:
spc_down = 0;
break;
case 0x1C:
if(ent_down == 0)
{
int screensize;
if(win->win_state == NORMAL)
{
win->saved = win->rc;
win->saved_state = win->win_state;
screensize = GetScreenSize();
__asm__ __volatile__(
"int $0x40"
::"a"(67), "b"(0), "c"(0),
"d"((screensize >> 16)-1),"S"((screensize & 0xFFFF)-1) );
win->win_state = FULLSCREEN;
window_update_layout(win);
}
else if(win->win_state == FULLSCREEN)
{
__asm__ __volatile__(
"int $0x40"
::"a"(67), "b"(win->saved.l), "c"(win->saved.t),
"d"(win->saved.r-win->saved.l-1),"S"(win->saved.b-win->saved.t-1));
win->win_state = win->saved_state;
window_update_layout(win);
// if(win->saved_state == MAXIMIZED)
// {
// blit_caption(&win->caption);
// blit_panel(&win->panel);
// }
}
ent_down = 1;
};
break;
case 0x9C:
ent_down = 0;
break;
};
case MSG_DRAW_CLIENT:
if(main_render)
{
render_draw_client(main_render);
};
break;
case MSG_LBTNDOWN:
if(player_state == PAUSE)
{
win->panel.play_btn->img_default = res_pause_btn;
win->panel.play_btn->img_hilite = res_pause_btn;
win->panel.play_btn->img_pressed = res_pause_btn_pressed;
send_message(&win->panel.play_btn->ctrl, MSG_PAINT, 0, 0);
player_state = PLAY;
sound_state = PAUSE_2_PLAY;
}
else if(player_state == PLAY)
{
win->panel.play_btn->img_default = res_play_btn;
win->panel.play_btn->img_hilite = res_play_btn;
win->panel.play_btn->img_pressed = res_play_btn_pressed;
send_message(&win->panel.play_btn->ctrl, MSG_PAINT, 0, 0);
player_state = PAUSE;
sound_state = PLAY_2_PAUSE;
}
break;
case MSG_COMMAND:
switch((short)arg1)
{
case ID_PLAY:
if(player_state == PAUSE)
{
win->panel.play_btn->img_default = res_pause_btn;
win->panel.play_btn->img_hilite = res_pause_btn;
win->panel.play_btn->img_pressed = res_pause_btn_pressed;
player_state = PLAY;
sound_state = PAUSE_2_PLAY;
}
else if(player_state == PLAY)
{
win->panel.play_btn->img_default = res_play_btn;
win->panel.play_btn->img_hilite = res_play_btn;
win->panel.play_btn->img_pressed = res_play_btn_pressed;
player_state = PAUSE;
sound_state = PLAY_2_PAUSE;
}
else if(player_state == STOP)
{
win->panel.play_btn->img_default = res_pause_btn;
win->panel.play_btn->img_hilite = res_pause_btn;
win->panel.play_btn->img_pressed = res_pause_btn_pressed;
rewind_pos = 0;
send_message(&win->panel.ctrl, MSG_PAINT, 0, 0);
player_state = PLAY;
decoder_state = PREPARE;
}
break;
case ID_STOP:
player_stop();
break;
case ID_PROGRESS:
if(player_state != REWIND)
{
progress_t *prg = (progress_t*)arg2;
rewind_pos = (prg->max - prg->min)*prg->pos/prg->ctrl.w;
// printf("progress action pos: %d time: %f\n", prg->pos, (double)rewind_pos);
player_state = REWIND;
decoder_state = REWIND;
sound_state = PLAY_2_STOP;
if(rewind_pos < prg->current)
{
prg->current = rewind_pos;
rewind_pos = -rewind_pos;
}
else
prg->current = rewind_pos;
win->panel.play_btn->img_default = res_pause_btn;
win->panel.play_btn->img_hilite = res_pause_btn;
win->panel.play_btn->img_pressed = res_pause_btn_pressed;
send_message(&prg->ctrl, MSG_PAINT, 0, 0);
};
break;
case ID_VOL_CTRL:
{
slider_t *sld = (slider_t*)arg2;
int peak;
int level;
peak = sld->min + sld->pos * (sld->max - sld->min)/(96);
// level = (log2(peak+16384)*10000.0)/15 - 10000;
level = peak;
// printf("level %d\n", level);
set_audio_volume(level, level);
send_message(&sld->ctrl, MSG_PAINT, 0, 0);
win->panel.lvl->vol = level;
}
default:
break;
}
break;
default:
def_window_proc(ctrl,msg,arg1,arg2);
};
return 0;
};
#define VERSION_A 1
extern queue_t q_video;
extern queue_t q_audio;
void render_time(render_t *render)
{
progress_t *prg = main_render->win->panel.prg;
level_t *lvl = main_render->win->panel.lvl;
double ctime; /* milliseconds */
double fdelay; /* milliseconds */
//again:
if(player_state == CLOSED)
{
render->win->win_command = WIN_CLOSED;
return;
}
else if((player_state == PAUSE) || (player_state == REWIND))
{
delay(1);
return;
}
else if (decoder_state == STOP && frames_count == 0 &&
player_state != STOP)
{
player_stop();
}
else if(player_state != PLAY)
{
delay(1);
return;
};
#ifdef VERSION_A
if(frames[vfx].ready == 1 )
{
int sys_time;
ctime = get_master_clock();
fdelay = (frames[vfx].pts - ctime);
// printf("pts %f time %f delay %f\n",
// frames[vfx].pts, ctime, fdelay);
if(fdelay > 15.0)
{
delay((int)fdelay/10);
// return;
};
#if 0
ctime = get_master_clock();
fdelay = (frames[vfx].pts - ctime);
// while(fdelay > 0)
// {
// yield();
// ctime = get_master_clock();
// fdelay = (frames[vfx].pts - ctime);
// }
// sys_time = get_tick_count();
// if(fdelay < 0)
// printf("systime %d pts %f time %f delay %f\n",
// sys_time*10, frames[vfx].pts, ctime, fdelay);
printf("pts %f time %f delay %f\n",
frames[vfx].pts, ctime, fdelay);
printf("video cache %d audio cache %d\n", q_video.size/1024, q_audio.size/1024);
#endif
main_render->draw(main_render, &frames[vfx].picture);
if(main_render->win->win_state != FULLSCREEN)
{
prg->current = frames[vfx].pts*1000;
// printf("current %f\n", prg->current);
lvl->current = vfx & 1 ? sound_level_1 : sound_level_0;
send_message(&prg->ctrl, PRG_PROGRESS, 0, 0);
if(main_render->win->panel.layout)
send_message(&lvl->ctrl, MSG_PAINT, 0, 0);
}
frames_count--;
frames[vfx].ready = 0;
vfx++;
vfx&= 3;
}
else delay(1);
#else
if(frames[vfx].ready == 1 )
{
ctime = get_master_clock();
fdelay = (frames[vfx].pts - ctime);
// printf("pts %f time %f delay %f\n",
// frames[vfx].pts, ctime, fdelay);
if(fdelay < 0.0 )
{
int next_vfx;
fdelay = 0;
next_vfx = (vfx+1) & 3;
if( frames[next_vfx].ready == 1 )
{
if(frames[next_vfx].pts <= ctime)
{
frames[vfx].ready = 0; // skip this frame
vfx++;
vfx&= 3;
}
else
{
if( (frames[next_vfx].pts - ctime) <
( ctime - frames[vfx].pts) )
{
frames[vfx].ready = 0; // skip this frame
vfx++;
vfx&= 3;
fdelay = (frames[next_vfx].pts - ctime);
}
}
};
};
if(fdelay > 10.0)
{
int val = fdelay;
printf("pts %f time %f delay %d\n",
frames[vfx].pts, ctime, val);
delay(val/10);
};
ctime = get_master_clock();
fdelay = (frames[vfx].pts - ctime);
printf("pts %f time %f delay %f\n",
frames[vfx].pts, ctime, fdelay);
main_render->draw(main_render, &frames[vfx].picture);
main_render->win->panel.prg->current = frames[vfx].pts;
// send_message(&render->win->panel.prg->ctrl, MSG_PAINT, 0, 0);
frames[vfx].ready = 0;
vfx++;
vfx&= 3;
}
else yield();
#endif
}
extern char *movie_file;
int video_thread(void *param)
{
AVCodecContext *ctx = param;
window_t *MainWindow;
printf("%s\n", __FUNCTION__);
init_winlib();
MainWindow = create_window(movie_file,0,
10,10,width,height+CAPTION_HEIGHT+PANEL_HEIGHT,MainWindowProc);
MainWindow->panel.prg->max = stream_duration;
// printf("MainWindow %x\n", MainWindow);
show_window(MainWindow, NORMAL);
// __asm__ __volatile__("int3");
main_render = create_render(MainWindow, ctx, HW_TEX_BLIT|HW_BIT_BLIT);
if( main_render == NULL)
{
printf("Cannot create render\n\r");
return 0;
};
render_draw_client(main_render);
player_state = PLAY;
run_render(MainWindow, main_render);
destroy_render(main_render);
fini_winlib();
player_state = CLOSED;
return 0;
};
void draw_hw_picture(render_t *render, AVPicture *picture);
void draw_sw_picture(render_t *render, AVPicture *picture);
render_t *create_render(window_t *win, AVCodecContext *ctx, uint32_t flags)
{
render_t *render;
uint32_t right, bottom, draw_w, draw_h;
uint32_t s, sw, sh;
uint8_t state;
// __asm__ __volatile__("int3");
render = (render_t*)malloc(sizeof(render_t));
memset(render, 0, sizeof(render_t));
render->win = win;
render->ctx_width = ctx->width;
render->ctx_height = ctx->height;
render->ctx_format = ctx->pix_fmt;
mutex_lock(&driver_lock);
render->caps = pxInit(1);
mutex_unlock(&driver_lock);
right = win->w;
bottom = win->h-CAPTION_HEIGHT-PANEL_HEIGHT;
printf("window width %d height %d\n",
right, bottom);
render->win_state = win->win_state;
draw_w = bottom*render->ctx_width/render->ctx_height;
draw_h = right*render->ctx_height/render->ctx_width;
if(draw_w > right)
{
draw_w = right;
draw_h = right*render->ctx_height/render->ctx_width;
};
if(draw_h > bottom)
{
draw_h = bottom;
draw_w = bottom*render->ctx_width/render->ctx_height;
};
render->win_width = win->w;
render->win_height = win->h-CAPTION_HEIGHT-PANEL_HEIGHT;
render_set_size(render, draw_w, draw_h);
pxCreateClient(0, CAPTION_HEIGHT, right, bottom);
if(render->caps==0)
{
render->bitmap[0] = pxCreateBitmap(draw_w, draw_h);
if(render->bitmap[0] == NULL)
{
free(render);
return NULL;
}
render->draw = draw_sw_picture;
}
else
{
int width, height;
int i;
if(render->caps & HW_TEX_BLIT)
{
width = render->ctx_width;
height = render->ctx_height;
}
else
{
width = draw_w;
height = draw_h;;
}
for( i=0; i < 2; i++)
{
render->bitmap[i] = pxCreateBitmap(width, height);
if( render->bitmap[i] == NULL )
{
player_state = CLOSED;
free(render);
return NULL;
};
}
render->state = INIT;
render->target = 0;
render->draw = draw_hw_picture;
};
printf("FPlay %s render engine: context %dx%d picture %dx%d\n",
render->caps & HW_TEX_BLIT ? "hw_tex_blit":
render->caps & HW_BIT_BLIT ? "hw_bit_blit":"software",
render->ctx_width, render->ctx_height,
draw_w, draw_h);
return render;
};
void destroy_render(render_t *render)
{
pxDestroyBitmap(render->bitmap[0]);
if(render->caps & (HW_BIT_BLIT|HW_TEX_BLIT)) /* hw blitter */
pxDestroyBitmap(render->bitmap[1]);
pxFini();
};
void render_set_size(render_t *render, int width, int height)
{
int i;
render->layout = 0;
render->rcvideo.l = 0;
render->rcvideo.t = 0;
render->rcvideo.r = width;
render->rcvideo.b = height;
// printf("render width %d height %d\n",width, height);
if( render->win_height > height )
{
int yoffs;
yoffs = (render->win_height-height)/2;
if(yoffs)
{
render->rctop.t = 0;
render->rctop.b = yoffs;
render->rcvideo.t = yoffs;
render->layout |= HAS_TOP;
}
yoffs = render->win_height-(render->rcvideo.t+render->rcvideo.b);
if(yoffs)
{
render->rcbottom.t = render->rcvideo.t+render->rcvideo.b;
render->rcbottom.b = yoffs;
render->layout |= HAS_BOTTOM;
}
}
if( render->win_width > width )
{
int xoffs;
xoffs = (render->win_width-width)/2;
if(xoffs)
{
render->rcleft.r = xoffs;
render->rcvideo.l = xoffs;
render->layout |= HAS_LEFT;
}
xoffs = render->win_width-(render->rcvideo.l+render->rcvideo.r);
if(xoffs)
{
render->rcright.l = render->rcvideo.l+render->rcvideo.r;
render->rcright.r = xoffs;
render->layout |= HAS_RIGHT;
}
};
};
void render_adjust_size(render_t *render, window_t *win)
{
uint32_t right, bottom, new_w, new_h;
uint32_t s, sw, sh;
uint8_t state;
right = win->w;
bottom = win->h;
if(win->win_state != FULLSCREEN)
bottom-= CAPTION_HEIGHT+PANEL_HEIGHT;
// printf("window width %d height %d\n",
// right, bottom);
render->win_state = win->win_state;
if(render->win_state == MINIMIZED)
return;
if(render->win_state == ROLLED)
return;
if( right == render->win_width &&
bottom == render->win_height)
return;
// printf("%s r: %d b: %d\n", __FUNCTION__, right, bottom);
new_w = bottom*render->ctx_width/render->ctx_height;
new_h = right*render->ctx_height/render->ctx_width;
if(new_w > right)
{
new_w = right;
new_h = right*render->ctx_height/render->ctx_width;
};
if(new_h > bottom)
{
new_h = bottom;
new_w = bottom*render->ctx_width/render->ctx_height;
};
render->win_width = right;
render->win_height = bottom;
render_set_size(render, new_w, new_h);
if(render->caps & HW_TEX_BLIT) /* hw scaler */
{
if(render->win->win_state == FULLSCREEN)
pxResizeClient(render->rcvideo.l, render->rcvideo.t, new_w, new_h);
else
pxResizeClient(render->rcvideo.l, render->rcvideo.t+CAPTION_HEIGHT, new_w, new_h);
return;
};
pxResizeBitmap(render->bitmap[0], new_w, new_h);
if(render->caps & HW_BIT_BLIT) /* hw blitter */
pxResizeBitmap(render->bitmap[1], new_w, new_h);
return;
};
void draw_hw_picture(render_t *render, AVPicture *picture)
{
int dst_width;
int dst_height;
bitmap_t *bitmap;
uint8_t *bitmap_data;
uint32_t bitmap_pitch;
uint8_t *data[4];
int linesize[4];
if(render->win->win_state == MINIMIZED ||
render->win->win_state == ROLLED)
return;
if(render->caps & HW_TEX_BLIT)
{
dst_width = render->ctx_width;
dst_height = render->ctx_height;
}
else
{
dst_width = render->rcvideo.r;
dst_height = render->rcvideo.b;
};
cvt_ctx = sws_getCachedContext(cvt_ctx,
render->ctx_width, render->ctx_height, render->ctx_format,
dst_width, dst_height, PIX_FMT_BGRA,
SWS_FAST_BILINEAR, NULL, NULL, NULL);
if(cvt_ctx == NULL)
{
printf("Cannot initialize the conversion context!\n");
return ;
};
bitmap = render->bitmap[render->target];
bitmap_data = pxLockBitmap(bitmap, &bitmap_pitch);
if( bitmap_data == NULL)
{
printf("Cannot lock bitmap!\n");
return ;
}
// printf("sws_getCachedContext\n");
data[0] = bitmap_data;
data[1] = bitmap_data+1;
data[2] = bitmap_data+2;
data[3] = bitmap_data+3;
linesize[0] = bitmap_pitch;
linesize[1] = bitmap_pitch;
linesize[2] = bitmap_pitch;
linesize[3] = bitmap_pitch;
sws_scale(cvt_ctx, (const uint8_t* const *)picture->data,
picture->linesize, 0, render->ctx_height, data, linesize);
// printf("sws_scale\n");
if(render->caps & HW_TEX_BLIT)
{
if(render->win->win_state == FULLSCREEN)
pxBlitBitmap(bitmap,render->rcvideo.l,render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b,0,0);
else
pxBlitBitmap(bitmap, render->rcvideo.l,
CAPTION_HEIGHT+render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b,0,0);
}
else
{
if(render->win->win_state == FULLSCREEN)
pxBlitBitmap(bitmap,render->rcvideo.l,render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b, 0,0);
else
pxBlitBitmap(bitmap, render->rcvideo.l,
CAPTION_HEIGHT+render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b, 0, 0);
};
render->last_bitmap = bitmap;
render->target++;
render->target&= 1;
}
void draw_sw_picture(render_t *render, AVPicture *picture)
{
uint8_t *bitmap_data;
uint32_t bitmap_pitch;
uint8_t *data[4];
int linesize[4];
if(render->win->win_state == MINIMIZED ||
render->win->win_state == ROLLED)
return;
cvt_ctx = sws_getCachedContext(cvt_ctx,
render->ctx_width, render->ctx_height,
render->ctx_format,
render->rcvideo.r, render->rcvideo.b,
PIX_FMT_BGRA, SWS_FAST_BILINEAR, NULL, NULL, NULL);
if(cvt_ctx == NULL)
{
printf("Cannot initialize the conversion context!\n");
return ;
}
bitmap_data = pxLockBitmap(render->bitmap[0],&bitmap_pitch);
data[0] = bitmap_data;
data[1] = bitmap_data+1;
data[2] = bitmap_data+2;
data[3] = bitmap_data+3;
linesize[0] = bitmap_pitch;
linesize[1] = bitmap_pitch;
linesize[2] = bitmap_pitch;
linesize[3] = bitmap_pitch;
sws_scale(cvt_ctx, (const uint8_t* const *)picture->data,
picture->linesize, 0, render->ctx_height, data, linesize);
if(render->win->win_state == FULLSCREEN)
pxBlitBitmap(render->bitmap[0],render->rcvideo.l,render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b,0,0);
else
pxBlitBitmap(render->bitmap[0], render->rcvideo.l,
CAPTION_HEIGHT+render->rcvideo.t,
render->rcvideo.r, render->rcvideo.b,0,0);
render->last_bitmap = render->bitmap[0];
}
void render_draw_client(render_t *render)
{
int y;
if(render->win_state == MINIMIZED ||
render->win_state == ROLLED )
return;
if(render->win_state == FULLSCREEN)
y = 0;
else
y = CAPTION_HEIGHT;
if(player_state == PAUSE)
{
if(frames[vfx].ready == 1 )
main_render->draw(main_render, &frames[vfx].picture);
else
draw_bar(0, y, render->win_width,
render->rcvideo.b, 0);
}
else if( player_state == STOP )
{
draw_bar(0,y, render->win_width,
render->rcvideo.b, 0);
};
if(render->layout & HAS_TOP)
draw_bar(0, y, render->win_width,
render->rctop.b, 0);
if(render->layout & HAS_LEFT)
draw_bar(0, render->rcvideo.t+y, render->rcleft.r,
render->rcvideo.b, 0);
if(render->layout & HAS_RIGHT)
draw_bar(render->rcright.l, render->rcvideo.t+y,
render->rcright.r, render->rcvideo.b, 0);
if(render->layout & HAS_BOTTOM)
draw_bar(0, render->rcbottom.t+y,
render->win_width, render->rcbottom.b, 0);
}