[FFmpeg-devel] [PATCH] api-h264-test: rename and expand

Ludmila Glinskih lglinskih at gmail.com
Thu Aug 27 01:04:32 CEST 2015


Hi,

Thank you for the comment! I'm not sure if I fixed it right =/

Kind regards,
Ludmila Glinskih

ср, 26 авг. 2015 г. в 3:52, Michael Niedermayer <michael at niedermayer.cc>:

> On Tue, Aug 25, 2015 at 11:00:40PM +0300, Ludmila Glinskih wrote:
> > Add support of floating point decoders. Add support of audio decoders.
> > ---
> >  tests/api/Makefile             |   2 +-
> >  tests/api/api-decode-test.c    | 355
> +++++++++++++++++++++++++++++++++++++++++
> >  tests/api/api-h264-test.c      | 166 -------------------
> >  tests/fate/api.mak             |  12 +-
> >  tests/ref/fate/api-decode-h264 |  18 +++
> >  tests/ref/fate/api-h264        |  18 ---
> >  6 files changed, 383 insertions(+), 188 deletions(-)
> >  create mode 100644 tests/api/api-decode-test.c
> >  delete mode 100644 tests/api/api-h264-test.c
> >  create mode 100644 tests/ref/fate/api-decode-h264
> >  delete mode 100644 tests/ref/fate/api-h264
> >
> > diff --git a/tests/api/Makefile b/tests/api/Makefile
> > index 27f499f..57a7422 100644
> > --- a/tests/api/Makefile
> > +++ b/tests/api/Makefile
> > @@ -1,5 +1,5 @@
> >  APITESTPROGS-$(call ENCDEC, FLAC, FLAC) += api-flac
> > -APITESTPROGS-$(call DEMDEC, H264, H264) += api-h264
> > +APITESTPROGS-yes += api-decode
> >  APITESTPROGS-yes += api-seek
> >  APITESTPROGS-$(call DEMDEC, H263, H263) += api-band
> >  APITESTPROGS += $(APITESTPROGS-yes)
> > diff --git a/tests/api/api-decode-test.c b/tests/api/api-decode-test.c
> > new file mode 100644
> > index 0000000..29c7dd7
> > --- /dev/null
> > +++ b/tests/api/api-decode-test.c
> > @@ -0,0 +1,355 @@
> > +/*
> > + * Copyright (c) 2015 Ludmila Glinskih
> > + *
> > + * Permission is hereby granted, free of charge, to any person
> obtaining a copy
> > + * of this software and associated documentation files (the
> "Software"), to deal
> > + * in the Software without restriction, including without limitation
> the rights
> > + * to use, copy, modify, merge, publish, distribute, sublicense, and/or
> sell
> > + * copies of the Software, and to permit persons to whom the Software is
> > + * furnished to do so, subject to the following conditions:
> > + *
> > + * The above copyright notice and this permission notice shall be
> included in
> > + * all copies or substantial portions of the Software.
> > + *
> > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> EXPRESS OR
> > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
> MERCHANTABILITY,
> > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
> SHALL
> > + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
> OTHER
> > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
> ARISING FROM,
> > + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> DEALINGS IN
> > + * THE SOFTWARE.
> > + */
> > +
> > +/**
> > + * Decode test.
> > + */
> > +
> > +#include "libavutil/adler32.h"
> > +#include "libavcodec/avcodec.h"
> > +#include "libavformat/avformat.h"
> > +#include "libavutil/imgutils.h"
> > +#include "libswresample/swresample.h"
> > +#include "libavutil/opt.h"
> > +
> > +static int resample_and_print_data(AVCodecContext *ctx, AVFrame *fr,
> int sample_fmt)
> > +{
> > +    struct SwrContext *swr_ctx;
> > +    int dst_nb_samples;
> > +    int dst_bufsize;
> > +    int dst_linesize = 0;
> > +    uint8_t **dst_data = NULL;
> > +    int result;
> > +
> > +    swr_ctx = swr_alloc_set_opts(NULL,
> > +                    fr->channel_layout,
> > +                    sample_fmt,
> > +                    fr->sample_rate,
> > +                    fr->channel_layout,
> > +                    ctx->sample_fmt,
> > +                    fr->sample_rate,
> > +                    0, NULL);
> > +    if (!swr_ctx) {
> > +        av_log(NULL, AV_LOG_ERROR, "Could not allocate resampler
> context\n");
> > +        return -1;
> > +    }
> > +    result = swr_init(swr_ctx);
> > +    if (result < 0) {
> > +        av_log(NULL, AV_LOG_ERROR, "Can't initialize the resampling
> context\n");
> > +        return result;
> > +    }
> > +    dst_nb_samples = fr->nb_samples;
> > +    result = av_samples_alloc_array_and_samples(&dst_data,
> &dst_linesize, fr->channels,
> > +                                             dst_nb_samples,
> sample_fmt, 0);
> > +    if (result < 0) {
> > +        av_log(NULL, AV_LOG_ERROR, "Can't allocate buffer for samples
> after resampling\n");
> > +        return result;
> > +    }
> > +
>
> > +    result = swr_convert(swr_ctx, dst_data, dst_nb_samples, (const
> uint8_t **)fr->data, fr->nb_samples);
> > +    if (result < 0) {
> > +        av_log(NULL, AV_LOG_ERROR, "Error while resampling\n");
> > +        return result;
> > +    }
> > +
> > +    dst_bufsize = av_samples_get_buffer_size(&dst_linesize,
> fr->channels, result, sample_fmt, 1);
> > +    if (dst_bufsize < 0) {
> > +        av_log(NULL, AV_LOG_ERROR, "Can'get buffer size after
> resampling\n");
> > +        return dst_bufsize;
> > +    }
> > +
> > +    fwrite(dst_data[0], 1, dst_bufsize, stdout);
>
> this would mismatch on big endian
>
>
> [...]
> --
> Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
>
> Frequently ignored answer#1 FFmpeg bugs should be sent to our bugtracker.
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> ML.
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