/* #define DEBUG */
#include <float.h>
+
+#include "libavutil/attributes.h"
#include "libavutil/avstring.h"
#include "libavutil/avassert.h"
#include "libavutil/opt.h"
static AVStream *find_stream(void *log, AVFormatContext *avf, const char *spec)
{
int i, ret, already = 0, stream_id = -1;
- char type_char, dummy;
+ char type_char[2], dummy;
AVStream *found = NULL;
enum AVMediaType type;
- ret = sscanf(spec, "d%[av]%d%c", &type_char, &stream_id, &dummy);
+ ret = sscanf(spec, "d%1[av]%d%c", type_char, &stream_id, &dummy);
if (ret >= 1 && ret <= 2) {
- type = type_char == 'v' ? AVMEDIA_TYPE_VIDEO : AVMEDIA_TYPE_AUDIO;
+ type = type_char[0] == 'v' ? AVMEDIA_TYPE_VIDEO : AVMEDIA_TYPE_AUDIO;
ret = av_find_best_stream(avf, type, stream_id, -1, NULL, 0);
if (ret < 0) {
av_log(log, AV_LOG_ERROR, "No %s stream with index '%d' found\n",