[FFmpeg-devel] [PATCH] avdevice: Fix ioctl method signature for Android builds

Michael Niedermayer michael at niedermayer.cc
Mon Oct 22 23:31:35 EEST 2018


On Mon, Oct 22, 2018 at 05:40:21PM +0100, Don Turner wrote:
> When compiling avdevice for Android I received a compile error from
> libavdevice/v4l2.c. Full details in the 2nd part of this answer:
> https://stackoverflow.com/questions/52896607/why-do-i-get-error-invalid-instruction-mnemonic-when-compiling-ffmpeg-for-and/52900973#52900973
> 
> Patch below:
> 
> diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c
> index 10a0ff0dd6..1b9c6e760b 100644
> --- a/libavdevice/v4l2.c
> +++ b/libavdevice/v4l2.c
> @@ -95,7 +95,11 @@ struct video_data {
>      int (*open_f)(const char *file, int oflag, ...);
>      int (*close_f)(int fd);
>      int (*dup_f)(int fd);
> +#ifdef __GLIBC__
>      int (*ioctl_f)(int fd, unsigned long int request, ...);
> +#else
> +    int (*ioctl_f)(int fd, int request, ...);
> +#endif
>      ssize_t (*read_f)(int fd, void *buffer, size_t n);
>      void *(*mmap_f)(void *start, size_t length, int prot, int flags, int
> fd, int64_t offset);
>      int (*munmap_f)(void *_start, size_t length);

this patch is corrupted by new lines, check your line/word wrap settings


[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Opposition brings concord. Out of discord comes the fairest harmony.
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