[FFmpeg-devel] [PATCH 2/2] checkasm: Add vf_blend tests

Paul B Mahol onemda at gmail.com
Wed Feb 10 22:39:03 CET 2016


On 2/10/16, Timothy Gu <timothygu99 at gmail.com> wrote:
> ---
>  tests/checkasm/Makefile   |   1 +
>  tests/checkasm/checkasm.c |   3 ++
>  tests/checkasm/checkasm.h |   1 +
>  tests/checkasm/vf_blend.c | 111
> ++++++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 116 insertions(+)
>  create mode 100644 tests/checkasm/vf_blend.c
>
> diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
> index 07fe5bc..bfd7c11 100644
> --- a/tests/checkasm/Makefile
> +++ b/tests/checkasm/Makefile
> @@ -1,5 +1,6 @@
>  # libavcodec tests
>  AVCODECOBJS-$(CONFIG_ALAC_DECODER) += alacdsp.o
> +AVCODECOBJS-$(CONFIG_BLEND_FILTER) += vf_blend.o
>  AVCODECOBJS-$(CONFIG_BSWAPDSP) += bswapdsp.o
>  AVCODECOBJS-$(CONFIG_DCA_DECODER) += synth_filter.o
>  AVCODECOBJS-$(CONFIG_FLACDSP)  += flacdsp.o
> diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
> index 49fd2af..1e73e34 100644
> --- a/tests/checkasm/checkasm.c
> +++ b/tests/checkasm/checkasm.c
> @@ -68,6 +68,9 @@ static const struct {
>      #if CONFIG_ALAC_DECODER
>          { "alacdsp", checkasm_check_alacdsp },
>      #endif
> +    #if CONFIG_BLEND_FILTER
> +        { "vf_blend", checkasm_check_blend },
> +    #endif
>      #if CONFIG_BSWAPDSP
>          { "bswapdsp", checkasm_check_bswapdsp },
>      #endif
> diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
> index 5c07f89..0c8bc2d 100644
> --- a/tests/checkasm/checkasm.h
> +++ b/tests/checkasm/checkasm.h
> @@ -31,6 +31,7 @@
>  #include "libavutil/timer.h"
>
>  void checkasm_check_alacdsp(void);
> +void checkasm_check_blend(void);
>  void checkasm_check_bswapdsp(void);
>  void checkasm_check_flacdsp(void);
>  void checkasm_check_fmtconvert(void);
> diff --git a/tests/checkasm/vf_blend.c b/tests/checkasm/vf_blend.c
> new file mode 100644
> index 0000000..51c4999
> --- /dev/null
> +++ b/tests/checkasm/vf_blend.c
> @@ -0,0 +1,111 @@
> +/*
> + * Copyright (c) 2016 Tiancheng "Timothy" Gu
> + *
> + * This file is part of FFmpeg.
> + *
> + * FFmpeg is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * FFmpeg is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License along
> + * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
> + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> + */
> +
> +#include <string.h>
> +#include "checkasm.h"
> +#include "libavfilter/blend.h"
> +#include "libavutil/common.h"
> +#include "libavutil/internal.h"
> +#include "libavutil/intreadwrite.h"
> +
> +#define WIDTH 64
> +#define LINESIZE 64
> +#define HEIGHT 8
> +#define BUF_UNITS 9
> +#define SIZE_PER_UNIT (LINESIZE * HEIGHT)
> +#define BUF_SIZE (BUF_UNITS * SIZE_PER_UNIT)
> +
> +#define randomize_buffers()                 \
> +    do {                                    \
> +        int i;                              \
> +        for (i = 0; i < BUF_SIZE; i += 4) { \
> +            uint32_t r = rnd();             \
> +            AV_WN32A(top1 + i, r);          \
> +            AV_WN32A(top2 + i, r);          \
> +            r = rnd();                      \
> +            AV_WN32A(bot1 + i, r);          \
> +            AV_WN32A(bot2 + i, r);          \
> +            r = rnd();                      \
> +            AV_WN32A(dst1 + i, r);          \
> +            AV_WN32A(dst2 + i, r);          \
> +        }                                   \

It would be more useful if 2 buffers are 256x256 gradients.


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