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lavf: add new struct for data private to generic layer 

Trivial for now, will become more useful in future commits, as many
fields from FFFormatContext should not be visible to individual
(de)muxers.
This commit is contained in:
Anton Khirnov 2024-10-13 10:13:46 +02:00
parent 461a359abc
commit 772911d3a8
2 changed files with 15 additions and 2 deletions
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10
libavformat/avformat_internal.h
View File

@ -28,6 +28,16 @@
#include <stdint.h>
#include "avformat.h"
#include "internal.h"
typedef struct FormatContextInternal {
FFFormatContext fc;
} FormatContextInternal;
static av_always_inline FormatContextInternal *ff_fc_internal(AVFormatContext *s)
{
return (FormatContextInternal*)s;
}
#define RELATIVE_TS_BASE (INT64_MAX - (1LL << 48))

7
libavformat/options.c
View File

@ -161,12 +161,15 @@ static int io_close2_default(AVFormatContext *s, AVIOContext *pb)
AVFormatContext *avformat_alloc_context(void)
{
FFFormatContext *const si = av_mallocz(sizeof(*si));
FormatContextInternal *fci;
FFFormatContext *si;
AVFormatContext *s;
if (!si)
fci = av_mallocz(sizeof(*fci));
if (!fci)
return NULL;
si = &fci->fc;
s = &si->pub;
s->av_class = &av_format_context_class;
s->io_open = io_open_default;