mirror of
https://github.com/mpv-player/mpv
synced 2024-12-09 08:29:42 +00:00
81 lines
2.0 KiB
C
81 lines
2.0 KiB
C
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// keyboard:
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static int keyb_fifo_put=-1;
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static int keyb_fifo_get=-1;
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static void make_pipe(int* pr,int* pw){
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int temp[2];
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if(pipe(temp)!=0) printf("Cannot make PIPE!\n");
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*pr=temp[0];
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*pw=temp[1];
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}
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static inline int my_write(int fd,unsigned char* mem,int len){
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int total=0;
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int len2;
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while(len>0){
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len2=write(fd,mem+total,len); if(len2<=0) break;
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total+=len2;len-=len2;
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// printf("%d bytes received, %d left\n",len2,len);
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}
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return total;
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}
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static inline int my_read(int fd,unsigned char* mem,int len){
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int total=0;
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int len2;
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while(len>0){
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len2=read(fd,mem+total,len); if(len2<=0) break;
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total+=len2;len-=len2;
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// printf("%d bytes received, %d left\n",len2,len);
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}
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return total;
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}
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void send_cmd(int fd,int cmd){
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int fifo_cmd=cmd;
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write(fd,&fifo_cmd,4);
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// fflush(control_fifo);
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}
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void mplayer_put_key(int code){
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fd_set rfds;
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struct timeval tv;
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/* Watch stdin (fd 0) to see when it has input. */
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FD_ZERO(&rfds);
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FD_SET(keyb_fifo_put, &rfds);
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tv.tv_sec = 0;
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tv.tv_usec = 0;
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//retval = select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv);
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if(select(keyb_fifo_put+1, NULL, &rfds, NULL, &tv)){
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write(keyb_fifo_put,&code,4);
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// printf("*** key event %d sent ***\n",code);
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} else {
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// printf("*** key event dropped (FIFO is full) ***\n");
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}
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}
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int mplayer_get_key(){
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fd_set rfds;
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struct timeval tv;
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int code=-1;
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/* Watch stdin (fd 0) to see when it has input. */
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FD_ZERO(&rfds);
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FD_SET(keyb_fifo_get, &rfds);
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tv.tv_sec = 0;
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tv.tv_usec = 0;
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//retval = select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv);
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if(select(keyb_fifo_put+1, &rfds, NULL, NULL, &tv)){
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read(keyb_fifo_get,&code,4);
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// printf("*** key event %d read ***\n",code);
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}
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return code;
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}
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