From b8889ea51f763c71a7cfadb5ec11e6e200ce8de5 Mon Sep 17 00:00:00 2001 From: Benjamin Larsson Date: Tue, 18 Jul 2006 21:41:49 +0000 Subject: [PATCH] Possibility to skip bytes in the beginning of a file. Originally committed as revision 5783 to svn://svn.ffmpeg.org/ffmpeg/trunk --- tests/tiny_psnr.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/tests/tiny_psnr.c b/tests/tiny_psnr.c index b017eacc72..d8bce2b7bb 100644 --- a/tests/tiny_psnr.c +++ b/tests/tiny_psnr.c @@ -106,9 +106,12 @@ int main(int argc,char* argv[]){ int len= argc<4 ? 1 : atoi(argv[3]); int64_t max= (1<<(8*len))-1; int shift= argc<5 ? 0 : atoi(argv[4]); + int skip_bytes = argc<6 ? 0 : atoi(argv[5]); if(argc<3){ - printf("tiny_psnr [ []]\n"); + printf("tiny_psnr [ [ []]]\n"); + printf("for wav files use the following:\n"); + printf("./tiny_psnr file1.wav file2.wav 2 0 44 to skip the header.\n"); return -1; } @@ -116,6 +119,9 @@ int main(int argc,char* argv[]){ f[1]= fopen(argv[2], "rb"); fseek(f[shift<0], shift < 0 ? -shift : shift, SEEK_SET); + fseek(f[0],skip_bytes,SEEK_CUR); + fseek(f[1],skip_bytes,SEEK_CUR); + for(i=0;;){ if( fread(buf[0], SIZE, 1, f[0]) != 1) break; if( fread(buf[1], SIZE, 1, f[1]) != 1) break;