virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-10-30 23:18:11 +02:00
Code Issues Releases Activity

Clarify logic and feedback of the init() function.

Browse Source 
Originally committed as revision 24385 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini
2010-07-21 17:14:13 +00:00
parent ce1f853625
commit b8dddebf3e
1 changed files with 6 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
libavfilter/vsrc_buffer.c
View File

@@ -62,12 +62,14 @@ int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,
static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque) static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
{ {
BufferSourceContext *c = ctx->priv; BufferSourceContext *c = ctx->priv;
int n = 0;
if (args && sscanf(args, "%d:%d:%d", &c->w, &c->h, &c->pix_fmt) == 3) if (!args || (n = sscanf(args, "%d:%d:%d", &c->w, &c->h, &c->pix_fmt)) != 3) {
return 0; av_log(ctx, AV_LOG_ERROR, "Expected 3 arguments, but only %d found in '%s'\n", n, args ? args : "");
return AVERROR(EINVAL);
}
av_log(ctx, AV_LOG_ERROR, "init() expected 3 arguments:'%s'\n", args); return 0;
return -1;
} }
static int query_formats(AVFilterContext *ctx) static int query_formats(AVFilterContext *ctx)