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allows calling avcodec_find_(en|de)coder_by_name with NULL parameter

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Originally committed as revision 15586 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs
2008-10-08 17:19:26 +00:00
parent 13394e8cbb
commit fc228c9014
1 changed files with 4 additions and 0 deletions
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4
libavcodec/utils.c
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@ -1009,6 +1009,8 @@ AVCodec *avcodec_find_encoder(enum CodecID id)
AVCodec *avcodec_find_encoder_by_name(const char *name) AVCodec *avcodec_find_encoder_by_name(const char *name)
{ {
AVCodec *p; AVCodec *p;
if (!name)
return NULL;
p = first_avcodec; p = first_avcodec;
while (p) { while (p) {
if (p->encode != NULL && strcmp(name,p->name) == 0) if (p->encode != NULL && strcmp(name,p->name) == 0)
@ -1033,6 +1035,8 @@ AVCodec *avcodec_find_decoder(enum CodecID id)
AVCodec *avcodec_find_decoder_by_name(const char *name) AVCodec *avcodec_find_decoder_by_name(const char *name)
{ {
AVCodec *p; AVCodec *p;
if (!name)
return NULL;
p = first_avcodec; p = first_avcodec;
while (p) { while (p) {
if (p->decode != NULL && strcmp(name,p->name) == 0) if (p->decode != NULL && strcmp(name,p->name) == 0)