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avformat/avio: Avoid indirection in ffio_fdopen() 

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-03-02 19:56:37 +01:00
parent 57e20dd6b6
commit c856e4c546
1 changed files with 21 additions and 19 deletions
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40
libavformat/avio.c
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@ -408,8 +408,9 @@ fail:
return ret;
}
int ffio_fdopen(AVIOContext **s, URLContext *h)
int ffio_fdopen(AVIOContext **sp, URLContext *h)
{
AVIOContext *s;
uint8_t *buffer = NULL;
int buffer_size, max_packet_size;
@ -428,36 +429,37 @@ int ffio_fdopen(AVIOContext **s, URLContext *h)
if (!buffer)
return AVERROR(ENOMEM);
*s = avio_alloc_context(buffer, buffer_size, h->flags & AVIO_FLAG_WRITE, h,
ffurl_read2, ffurl_write2, ffurl_seek2);
if (!*s) {
*sp = avio_alloc_context(buffer, buffer_size, h->flags & AVIO_FLAG_WRITE, h,
ffurl_read2, ffurl_write2, ffurl_seek2);
if (!*sp) {
av_freep(&buffer);
return AVERROR(ENOMEM);
}
(*s)->protocol_whitelist = av_strdup(h->protocol_whitelist);
if (!(*s)->protocol_whitelist && h->protocol_whitelist) {
avio_closep(s);
s = *sp;
s->protocol_whitelist = av_strdup(h->protocol_whitelist);
if (!s->protocol_whitelist && h->protocol_whitelist) {
avio_closep(sp);
return AVERROR(ENOMEM);
}
(*s)->protocol_blacklist = av_strdup(h->protocol_blacklist);
if (!(*s)->protocol_blacklist && h->protocol_blacklist) {
avio_closep(s);
s->protocol_blacklist = av_strdup(h->protocol_blacklist);
if (!s->protocol_blacklist && h->protocol_blacklist) {
avio_closep(sp);
return AVERROR(ENOMEM);
}
(*s)->direct = h->flags & AVIO_FLAG_DIRECT;
s->direct = h->flags & AVIO_FLAG_DIRECT;
(*s)->seekable = h->is_streamed ? 0 : AVIO_SEEKABLE_NORMAL;
(*s)->max_packet_size = max_packet_size;
(*s)->min_packet_size = h->min_packet_size;
s->seekable = h->is_streamed ? 0 : AVIO_SEEKABLE_NORMAL;
s->max_packet_size = max_packet_size;
s->min_packet_size = h->min_packet_size;
if(h->prot) {
(*s)->read_pause = h->prot->url_read_pause;
(*s)->read_seek = h->prot->url_read_seek;
s->read_pause = h->prot->url_read_pause;
s->read_seek = h->prot->url_read_seek;
if (h->prot->url_read_seek)
(*s)->seekable |= AVIO_SEEKABLE_TIME;
s->seekable |= AVIO_SEEKABLE_TIME;
}
((FFIOContext*)(*s))->short_seek_get = ffurl_get_short_seek;
(*s)->av_class = &ff_avio_class;
((FFIOContext*)s)->short_seek_get = ffurl_get_short_seek;
s->av_class = &ff_avio_class;
return 0;
}