[FFmpeg-devel] [PATCH 1/2] libavutil/opencl: add user spec device interface

[Michael Niedermayer]

On Sun, Apr 07, 2013 at 08:10:36PM +0800, Wei Gao wrote:
> 

>  ffmpeg_opt.c       |   25 +++
>  libavutil/opencl.c |  379 +++++++++++++++++++++++++++++------------------------
>  libavutil/opencl.h |   67 ++++++++-
>  3 files changed, 297 insertions(+), 174 deletions(-)
> 9ab5dc6cf2c3eda3e6a450830d6692021c3abf29  0001-add-user-spec-device-interface.patch
> From d8b8bd67f62d65965684b9a9d8f3b99bbb257233 Mon Sep 17 00:00:00 2001
> From: highgod0401 <highgod0401 at gmail.com>
> Date: Sun, 7 Apr 2013 20:05:31 +0800
> Subject: [PATCH 1/2] add user spec device interface
> 
> ---
>  ffmpeg_opt.c       |  25 ++++
>  libavutil/opencl.c | 379 ++++++++++++++++++++++++++++++-----------------------
>  libavutil/opencl.h |  67 +++++++++-
>  3 files changed, 297 insertions(+), 174 deletions(-)
> 
> diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
> index 63a238d..256319f 100644
> --- a/ffmpeg_opt.c
> +++ b/ffmpeg_opt.c
> @@ -41,6 +41,9 @@
>  #include "libavutil/parseutils.h"
>  #include "libavutil/pixdesc.h"
>  #include "libavutil/pixfmt.h"
> +#if CONFIG_OPENCL
> +#include "libavutil/opencl.h"
> +#endif
>  
>  #define MATCH_PER_STREAM_OPT(name, type, outvar, fmtctx, st)\
>  {\
> @@ -316,6 +319,24 @@ static int opt_attach(void *optctx, const char *opt, const char *arg)
>      o->attachments[o->nb_attachments - 1] = arg;
>      return 0;
>  }
> +#if CONFIG_OPENCL
> +static int opt_opencl(void *optctx, const char *opt, const char *arg)
> +{
> +    char *key, *value;
> +    const char *temp = arg;
> +    int ret = 0;
> +    while (strlen(temp)) {
> +        key = av_get_token(&temp, "=,:[\n");
> +        temp++;

i think temp can point to the 0 termination of the string so with
++
the pointer would then be invalid and its used below


> +        value = av_get_token(&temp, "=,:[\n");
> +        temp++;
> +        ret = av_opencl_set_option(key, value);

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Those who are too smart to engage in politics are punished by being
governed by those who are dumber. -- Plato 
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