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tools: Wording and formatting cosmetics

This commit is contained in:
Diego Biurrun 2013-07-05 17:42:37 +02:00
parent 6516632967
commit cd7b6deeaa
2 changed files with 9 additions and 9 deletions
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8
tools/graph2dot.c
View File

@ -36,7 +36,7 @@
static void usage(void) static void usage(void)
{ {
printf("Convert a libavfilter graph to a dot file\n"); printf("Convert a libavfilter graph to a dot file.\n");
printf("Usage: graph2dot [OPTIONS]\n"); printf("Usage: graph2dot [OPTIONS]\n");
printf("\n" printf("\n"
"Options:\n" "Options:\n"
@ -133,7 +133,7 @@ int main(int argc, char **argv)
infilename = "/dev/stdin"; infilename = "/dev/stdin";
infile = fopen(infilename, "r"); infile = fopen(infilename, "r");
if (!infile) { if (!infile) {
fprintf(stderr, "Impossible to open input file '%s': %s\n", fprintf(stderr, "Failed to open input file '%s': %s\n",
infilename, strerror(errno)); infilename, strerror(errno));
return 1; return 1;
} }
@ -142,7 +142,7 @@ int main(int argc, char **argv)
outfilename = "/dev/stdout"; outfilename = "/dev/stdout";
outfile = fopen(outfilename, "w"); outfile = fopen(outfilename, "w");
if (!outfile) { if (!outfile) {
fprintf(stderr, "Impossible to open output file '%s': %s\n", fprintf(stderr, "Failed to open output file '%s': %s\n",
outfilename, strerror(errno)); outfilename, strerror(errno));
return 1; return 1;
} }
@ -175,7 +175,7 @@ int main(int argc, char **argv)
avfilter_register_all(); avfilter_register_all();
if (avfilter_graph_parse(graph, graph_string, NULL, NULL, NULL) < 0) { if (avfilter_graph_parse(graph, graph_string, NULL, NULL, NULL) < 0) {
fprintf(stderr, "Impossible to parse the graph description\n"); fprintf(stderr, "Failed to parse the graph description\n");
return 1; return 1;
} }

10
tools/pktdumper.c
View File

@ -31,18 +31,18 @@
#include <io.h> #include <io.h>
#endif #endif
#define FILENAME_BUF_SIZE 4096
#include "libavutil/avstring.h" #include "libavutil/avstring.h"
#include "libavutil/time.h" #include "libavutil/time.h"
#include "libavformat/avformat.h" #include "libavformat/avformat.h"
#define FILENAME_BUF_SIZE 4096
#define PKTFILESUFF "_%08" PRId64 "_%02d_%010" PRId64 "_%06d_%c.bin" #define PKTFILESUFF "_%08" PRId64 "_%02d_%010" PRId64 "_%06d_%c.bin"
static int usage(int ret) static int usage(int ret)
{ {
fprintf(stderr, "dump (up to maxpkts) AVPackets as they are demuxed by libavformat.\n"); fprintf(stderr, "Dump (up to maxpkts) AVPackets as they are demuxed by libavformat.\n");
fprintf(stderr, "each packet is dumped in its own file named like `basename file.ext`_$PKTNUM_$STREAMINDEX_$STAMP_$SIZE_$FLAGS.bin\n"); fprintf(stderr, "Each packet is dumped in its own file named like\n");
fprintf(stderr, "$(basename file.ext)_$PKTNUM_$STREAMINDEX_$STAMP_$SIZE_$FLAGS.bin\n");
fprintf(stderr, "pktdumper [-nw] file [maxpkts]\n"); fprintf(stderr, "pktdumper [-nw] file [maxpkts]\n");
fprintf(stderr, "-n\twrite No file at all, only demux.\n"); fprintf(stderr, "-n\twrite No file at all, only demux.\n");
fprintf(stderr, "-w\tWait at end of processing instead of quitting.\n"); fprintf(stderr, "-w\tWait at end of processing instead of quitting.\n");
@ -79,7 +79,7 @@ int main(int argc, char **argv)
if (strrchr(fntemplate, '.')) if (strrchr(fntemplate, '.'))
*strrchr(fntemplate, '.') = '\0'; *strrchr(fntemplate, '.') = '\0';
if (strchr(fntemplate, '%')) { if (strchr(fntemplate, '%')) {
fprintf(stderr, "can't use filenames containing '%%'\n"); fprintf(stderr, "cannot use filenames containing '%%'\n");
return usage(1); return usage(1);
} }
if (strlen(fntemplate) + sizeof(PKTFILESUFF) >= sizeof(fntemplate) - 1) { if (strlen(fntemplate) + sizeof(PKTFILESUFF) >= sizeof(fntemplate) - 1) {