[FFmpeg-devel] [PATCH] ffmpeg_vaapi: fix choice of decoder_format

[Michael Niedermayer]

On Tue, Sep 27, 2016 at 11:25:49PM +0100, Mark Thompson wrote:
> On 27/09/16 14:23, Moritz Barsnick wrote:
> > The check could previously never evaluate to true, probably due to
> > a typo.
> >
> > Reported-By: Mihai Chindea <mihai.chindea at uti.eu.com>
> > Signed-off-by: Moritz Barsnick <barsnick at gmx.net>
> > ---
> > As discovered and suggested by Mihai Chindea,
> > http://ffmpeg.org/pipermail/ffmpeg-devel/2016-September/198932.html
> >
> > I have only inspected/reviewed this change visually, not tested.
> >
> > Moritz
> >
> >  ffmpeg_vaapi.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/ffmpeg_vaapi.c b/ffmpeg_vaapi.c
> > index 8090597..f1e7c76 100644
> > --- a/ffmpeg_vaapi.c
> > +++ b/ffmpeg_vaapi.c
> > @@ -302,7 +302,7 @@ static int vaapi_build_decoder_config(VAAPIDecoderContext *ctx,
> >      if (ctx->output_format != AV_PIX_FMT_NONE &&
> >          ctx->output_format != AV_PIX_FMT_VAAPI) {
> >          for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
> > -            if (constraints->valid_sw_formats[i] == ctx->decode_format) {
> > +            if (constraints->valid_sw_formats[i] == ctx->output_format) {
> >                  ctx->decode_format = ctx->output_format;
> >                  av_log(ctx, AV_LOG_DEBUG, "Using decode format %s (output "
> >                         "format).\n", av_get_pix_fmt_name(ctx->decode_format));
> > --
> > 2.7.4
> 
> Yeah, that was what was intended there.  Tested and fine with the i965 driver: I don't have any case where it will actually change the behaviour, but it does change the log message.

applied

thx

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Its not that you shouldnt use gotos but rather that you should write
readable code and code with gotos often but not always is less readable
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