shithub: riscv

Download patch

ref: 0883ed0a61c38898ad926ea67eb0e9386dff4ecd
parent: 8b269f83f4a6513734ebc933d2a33d3fbb72f90f
author: Sigrid Solveig Haflínudóttir <[email protected]>
date: Wed May 17 16:39:36 EDT 2023

audio/flacdec: throw out decoded audio until finished seeking

--- a/sys/src/cmd/audio/flacdec/flacdec.c
+++ b/sys/src/cmd/audio/flacdec/flacdec.c
@@ -10,6 +10,7 @@
 static int ifd = 1;
 static int pid = -1;
 static int sts;
+static int silence;
 
 static void
 flushout(void)
@@ -147,7 +148,7 @@
 		}
 	}
 	n = b * chans * len;
-	if(n > 0 && write(ifd, buf, n) != n)
+	if(!silence && n > 0 && write(ifd, buf, n) != n)
 		return FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
 
 	return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
@@ -192,6 +193,7 @@
 	FLAC__stream_decoder_init_stream(dec, decinput, decseek, dectell, declen, checkeof, decoutput, NULL, decerror, NULL);
 	if(seek > 0.0){
 		FLAC__uint64 srate;
+		silence = 1;
 		do{
 			if(!FLAC__stream_decoder_process_single(dec))
 				break;
@@ -201,6 +203,7 @@
 			FLAC__stream_decoder_flush(dec);
 			seek = 0.0;
 		}
+		silence = 0;
 		fprintf(stderr, "time: %g\n", seek);
 	}
 	FLAC__stream_decoder_process_until_end_of_stream(dec);