C++ (Cpp) ff_channel_layouts_ref 예제들

예제 #1

파일: af_sidechaincompress.c 프로젝트: 0day-ci/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    AVFilterFormats *formats;
    AVFilterChannelLayouts *layouts = NULL;
    static const enum AVSampleFormat sample_fmts[] = {
        AV_SAMPLE_FMT_DBL,
        AV_SAMPLE_FMT_NONE
    };
    int ret, i;

    if (!ctx->inputs[0]->in_channel_layouts ||
        !ctx->inputs[0]->in_channel_layouts->nb_channel_layouts) {
        av_log(ctx, AV_LOG_WARNING,
               "No channel layout for input 1\n");
            return AVERROR(EAGAIN);
    }

    if ((ret = ff_add_channel_layout(&layouts, ctx->inputs[0]->in_channel_layouts->channel_layouts[0])) < 0 ||
        (ret = ff_channel_layouts_ref(layouts, &ctx->outputs[0]->in_channel_layouts)) < 0)
        return ret;

    for (i = 0; i < 2; i++) {
        layouts = ff_all_channel_counts();
        if ((ret = ff_channel_layouts_ref(layouts, &ctx->inputs[i]->out_channel_layouts)) < 0)
            return ret;
    }

    formats = ff_make_format_list(sample_fmts);
    if ((ret = ff_set_common_formats(ctx, formats)) < 0)
        return ret;

    formats = ff_all_samplerates();
    return ff_set_common_samplerates(ctx, formats);
}

예제 #2

파일: af_aconvert.c 프로젝트: MyungSinKim/FFMpeg-for-ANDROID-with-NDK

static int query_formats(AVFilterContext *ctx)
{
    AVFilterFormats *formats = NULL;
    AConvertContext *aconvert = ctx->priv;
    AVFilterLink *inlink  = ctx->inputs[0];
    AVFilterLink *outlink = ctx->outputs[0];
    AVFilterChannelLayouts *layouts;

    ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_AUDIO),
                         &inlink->out_formats);
    if (aconvert->out_sample_fmt != AV_SAMPLE_FMT_NONE) {
        formats = NULL;
        ff_add_format(&formats, aconvert->out_sample_fmt);
        ff_formats_ref(formats, &outlink->in_formats);
    } else
        ff_formats_ref(ff_all_formats(AVMEDIA_TYPE_AUDIO),
                             &outlink->in_formats);

    ff_channel_layouts_ref(ff_all_channel_layouts(),
                         &inlink->out_channel_layouts);
    if (aconvert->out_chlayout != 0) {
        layouts = NULL;
        ff_add_channel_layout(&layouts, aconvert->out_chlayout);
        ff_channel_layouts_ref(layouts, &outlink->in_channel_layouts);
    } else
        ff_channel_layouts_ref(ff_all_channel_layouts(),
                             &outlink->in_channel_layouts);

    return 0;
}

예제 #3

파일: af_channelsplit.c 프로젝트: 0day-ci/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    ChannelSplitContext *s = ctx->priv;
    AVFilterChannelLayouts *in_layouts = NULL;
    int i, ret;

    if ((ret = ff_set_common_formats(ctx, ff_planar_sample_fmts())) < 0 ||
        (ret = ff_set_common_samplerates(ctx, ff_all_samplerates())) < 0)
        return ret;

    if ((ret = ff_add_channel_layout(&in_layouts, s->channel_layout)) < 0 ||
        (ret = ff_channel_layouts_ref(in_layouts, &ctx->inputs[0]->out_channel_layouts)) < 0)
        return ret;

    for (i = 0; i < ctx->nb_outputs; i++) {
        AVFilterChannelLayouts *out_layouts = NULL;
        uint64_t channel = av_channel_layout_extract_channel(s->channel_layout, i);

        if ((ret = ff_add_channel_layout(&out_layouts, channel)) < 0 ||
            (ret = ff_channel_layouts_ref(out_layouts, &ctx->outputs[i]->in_channel_layouts)) < 0)
            return ret;
    }

    return 0;
}

예제 #4

파일: af_ladspa.c 프로젝트: Ancaro/stepmania

static int query_formats(AVFilterContext *ctx)
{
    LADSPAContext *s = ctx->priv;
    AVFilterFormats *formats;
    AVFilterChannelLayouts *layouts;
    static const enum AVSampleFormat sample_fmts[] = {
        AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_NONE };

    formats = ff_make_format_list(sample_fmts);
    if (!formats)
        return AVERROR(ENOMEM);
    ff_set_common_formats(ctx, formats);

    if (s->nb_inputs) {
        formats = ff_all_samplerates();
        if (!formats)
            return AVERROR(ENOMEM);

        ff_set_common_samplerates(ctx, formats);
    } else {
        int sample_rates[] = { s->sample_rate, -1 };

        ff_set_common_samplerates(ctx, ff_make_format_list(sample_rates));
    }

    if (s->nb_inputs == 1 && s->nb_outputs == 1) {
        // We will instantiate multiple LADSPA_Handle, one over each channel
        layouts = ff_all_channel_layouts();
        if (!layouts)
            return AVERROR(ENOMEM);

        ff_set_common_channel_layouts(ctx, layouts);
    } else {
        AVFilterLink *outlink = ctx->outputs[0];

        if (s->nb_inputs >= 1) {
            AVFilterLink *inlink = ctx->inputs[0];
            int64_t inlayout = FF_COUNT2LAYOUT(s->nb_inputs);

            layouts = NULL;
            ff_add_channel_layout(&layouts, inlayout);
            ff_channel_layouts_ref(layouts, &inlink->out_channel_layouts);

            if (!s->nb_outputs)
                ff_channel_layouts_ref(layouts, &outlink->in_channel_layouts);
        }

        if (s->nb_outputs >= 1) {
            int64_t outlayout = FF_COUNT2LAYOUT(s->nb_outputs);

            layouts = NULL;
            ff_add_channel_layout(&layouts, outlayout);
            ff_channel_layouts_ref(layouts, &outlink->in_channel_layouts);
        }
    }

    return 0;
}

예제 #5

파일: af_afir.c 프로젝트: DeHackEd/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    AudioFIRContext *s = ctx->priv;
    AVFilterFormats *formats;
    AVFilterChannelLayouts *layouts;
    static const enum AVSampleFormat sample_fmts[] = {
        AV_SAMPLE_FMT_FLTP,
        AV_SAMPLE_FMT_NONE
    };
    static const enum AVPixelFormat pix_fmts[] = {
        AV_PIX_FMT_RGB0,
        AV_PIX_FMT_NONE
    };
    int ret;

    if (s->response) {
        AVFilterLink *videolink = ctx->outputs[1];
        formats = ff_make_format_list(pix_fmts);
        if ((ret = ff_formats_ref(formats, &videolink->in_formats)) < 0)
            return ret;
    }

    layouts = ff_all_channel_counts();
    if (!layouts)
        return AVERROR(ENOMEM);

    if (s->ir_format) {
        ret = ff_set_common_channel_layouts(ctx, layouts);
        if (ret < 0)
            return ret;
    } else {
        AVFilterChannelLayouts *mono = NULL;

        ret = ff_add_channel_layout(&mono, AV_CH_LAYOUT_MONO);
        if (ret)
            return ret;

        if ((ret = ff_channel_layouts_ref(layouts, &ctx->inputs[0]->out_channel_layouts)) < 0)
            return ret;
        if ((ret = ff_channel_layouts_ref(layouts, &ctx->outputs[0]->in_channel_layouts)) < 0)
            return ret;
        if ((ret = ff_channel_layouts_ref(mono, &ctx->inputs[1]->out_channel_layouts)) < 0)
            return ret;
    }

    formats = ff_make_format_list(sample_fmts);
    if ((ret = ff_set_common_formats(ctx, formats)) < 0)
        return ret;

    formats = ff_all_samplerates();
    return ff_set_common_samplerates(ctx, formats);
}

예제 #6

파일: avf_showvolume.c 프로젝트: VFR-maniac/ffmpeg

static int query_formats(AVFilterContext *ctx)
{
    AVFilterFormats *formats = NULL;
    AVFilterChannelLayouts *layouts = NULL;
    AVFilterLink *inlink = ctx->inputs[0];
    AVFilterLink *outlink = ctx->outputs[0];
    static const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_NONE };
    static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_RGBA, AV_PIX_FMT_NONE };
    int ret;

    formats = ff_make_format_list(sample_fmts);
    if ((ret = ff_formats_ref(formats, &inlink->out_formats)) < 0)
        return ret;

    layouts = ff_all_channel_layouts();
    if ((ret = ff_channel_layouts_ref(layouts, &inlink->out_channel_layouts)) < 0)
        return ret;

    formats = ff_all_samplerates();
    if ((ret = ff_formats_ref(formats, &inlink->out_samplerates)) < 0)
        return ret;

    formats = ff_make_format_list(pix_fmts);
    if ((ret = ff_formats_ref(formats, &outlink->in_formats)) < 0)
        return ret;

    return 0;
}

예제 #7

파일: af_aresample.c 프로젝트: enricozhang/FFmpeg-1

static int query_formats(AVFilterContext *ctx)
{
    AResampleContext *aresample = ctx->priv;
    int out_rate                   = av_get_int(aresample->swr, "osr", NULL);
    uint64_t out_layout            = av_get_int(aresample->swr, "ocl", NULL);
    enum AVSampleFormat out_format = av_get_int(aresample->swr, "osf", NULL);

    AVFilterLink *inlink  = ctx->inputs[0];
    AVFilterLink *outlink = ctx->outputs[0];

    AVFilterFormats        *in_formats      = ff_all_formats(AVMEDIA_TYPE_AUDIO);
    AVFilterFormats        *out_formats;
    AVFilterFormats        *in_samplerates  = ff_all_samplerates();
    AVFilterFormats        *out_samplerates;
    AVFilterChannelLayouts *in_layouts      = ff_all_channel_layouts();
    AVFilterChannelLayouts *out_layouts;

    ff_formats_ref  (in_formats,      &inlink->out_formats);
    ff_formats_ref  (in_samplerates,  &inlink->out_samplerates);
    ff_channel_layouts_ref(in_layouts,      &inlink->out_channel_layouts);

    if(out_rate > 0) {
        out_samplerates = ff_make_format_list((int[]) {
            out_rate, -1
        });

예제 #8

파일: avf_avectorscope.c 프로젝트: TaoheGit/hmi_sdl_android

static int query_formats(AVFilterContext *ctx)
{
    AVFilterFormats *formats = NULL;
    AVFilterChannelLayouts *layout = NULL;
    AVFilterLink *inlink = ctx->inputs[0];
    AVFilterLink *outlink = ctx->outputs[0];
    static const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_NONE };
    static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_RGBA, AV_PIX_FMT_NONE };

    formats = ff_make_format_list(sample_fmts);
    if (!formats)
        return AVERROR(ENOMEM);
    ff_formats_ref(formats, &inlink->out_formats);

    ff_add_channel_layout(&layout, AV_CH_LAYOUT_STEREO);
    ff_channel_layouts_ref(layout, &inlink->out_channel_layouts);

    formats = ff_all_samplerates();
    if (!formats)
        return AVERROR(ENOMEM);
    ff_formats_ref(formats, &inlink->out_samplerates);

    formats = ff_make_format_list(pix_fmts);
    if (!formats)
        return AVERROR(ENOMEM);
    ff_formats_ref(formats, &outlink->in_formats);

    return 0;
}

예제 #9

파일: af_astreamsync.c 프로젝트: Brhett/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    int i;
    AVFilterFormats *formats, *rates;
    AVFilterChannelLayouts *layouts;

    for (i = 0; i < 2; i++) {
        formats = ctx->inputs[i]->in_formats;
        ff_formats_ref(formats, &ctx->inputs[i]->out_formats);
        ff_formats_ref(formats, &ctx->outputs[i]->in_formats);
        rates = ff_all_samplerates();
        ff_formats_ref(rates, &ctx->inputs[i]->out_samplerates);
        ff_formats_ref(rates, &ctx->outputs[i]->in_samplerates);
        layouts = ctx->inputs[i]->in_channel_layouts;
        ff_channel_layouts_ref(layouts, &ctx->inputs[i]->out_channel_layouts);
        ff_channel_layouts_ref(layouts, &ctx->outputs[i]->in_channel_layouts);
    }
    return 0;
}

예제 #10

static int query_formats(AVFilterContext *ctx)
{
    SoxContext *sox = ctx->priv;
    AVFilterFormats *formats = NULL;
    AVFilterChannelLayouts *layouts = NULL;

    ff_add_format(&formats, AV_SAMPLE_FMT_S32);
    ff_set_common_formats(ctx, formats);

    if (sox->effect->handler.flags & SOX_EFF_CHAN) {
        layouts = NULL;
        ff_add_channel_layout(&layouts, av_get_default_channel_layout(sox->effect->out_signal.channels));

        ff_channel_layouts_ref(layouts, &ctx->outputs[0]->in_channel_layouts);
        ff_channel_layouts_ref(ff_all_channel_layouts(), &ctx->inputs[0]->out_channel_layouts);
    } else {
        ff_set_common_channel_layouts(ctx, ff_all_channel_layouts());
    }

    return 0;
}

예제 #11

파일: af_resample.c 프로젝트: VFR-maniac/libav

static int query_formats(AVFilterContext *ctx)
{
    AVFilterLink *inlink  = ctx->inputs[0];
    AVFilterLink *outlink = ctx->outputs[0];

    AVFilterFormats        *in_formats      = ff_all_formats(AVMEDIA_TYPE_AUDIO);
    AVFilterFormats        *out_formats     = ff_all_formats(AVMEDIA_TYPE_AUDIO);
    AVFilterFormats        *in_samplerates  = ff_all_samplerates();
    AVFilterFormats        *out_samplerates = ff_all_samplerates();
    AVFilterChannelLayouts *in_layouts      = ff_all_channel_layouts();
    AVFilterChannelLayouts *out_layouts     = ff_all_channel_layouts();

    ff_formats_ref(in_formats,  &inlink->out_formats);
    ff_formats_ref(out_formats, &outlink->in_formats);

    ff_formats_ref(in_samplerates,  &inlink->out_samplerates);
    ff_formats_ref(out_samplerates, &outlink->in_samplerates);

    ff_channel_layouts_ref(in_layouts,  &inlink->out_channel_layouts);
    ff_channel_layouts_ref(out_layouts, &outlink->in_channel_layouts);

    return 0;
}

예제 #12

파일: af_surround.c 프로젝트: USBhost/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    AudioSurroundContext *s = ctx->priv;
    AVFilterFormats *formats = NULL;
    AVFilterChannelLayouts *layouts = NULL;
    int ret;

    ret = ff_add_format(&formats, AV_SAMPLE_FMT_FLTP);
    if (ret)
        return ret;
    ret = ff_set_common_formats(ctx, formats);
    if (ret)
        return ret;

    layouts = NULL;
    ret = ff_add_channel_layout(&layouts, s->out_channel_layout);
    if (ret)
        return ret;

    ret = ff_channel_layouts_ref(layouts, &ctx->outputs[0]->in_channel_layouts);
    if (ret)
        return ret;

    layouts = NULL;
    ret = ff_add_channel_layout(&layouts, s->in_channel_layout);
    if (ret)
        return ret;

    ret = ff_channel_layouts_ref(layouts, &ctx->inputs[0]->out_channel_layouts);
    if (ret)
        return ret;

    formats = ff_all_samplerates();
    if (!formats)
        return AVERROR(ENOMEM);
    return ff_set_common_samplerates(ctx, formats);
}

예제 #13

파일: vaf_spectrumsynth.c 프로젝트: 0day-ci/FFmpeg

static int query_formats(AVFilterContext *ctx)
{
    SpectrumSynthContext *s = ctx->priv;
    AVFilterFormats *formats = NULL;
    AVFilterChannelLayouts *layout = NULL;
    AVFilterLink *magnitude = ctx->inputs[0];
    AVFilterLink *phase = ctx->inputs[1];
    AVFilterLink *outlink = ctx->outputs[0];
    static const enum AVSampleFormat sample_fmts[] = { AV_SAMPLE_FMT_FLTP, AV_SAMPLE_FMT_NONE };
    static const enum AVPixelFormat pix_fmts[] = { AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY16,
                                                   AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
                                                   AV_PIX_FMT_YUV444P16, AV_PIX_FMT_NONE };
    int ret, sample_rates[] = { 48000, -1 };

    formats = ff_make_format_list(sample_fmts);
    if ((ret = ff_formats_ref         (formats, &outlink->in_formats        )) < 0 ||
        (ret = ff_add_channel_layout  (&layout, FF_COUNT2LAYOUT(s->channels))) < 0 ||
        (ret = ff_channel_layouts_ref (layout , &outlink->in_channel_layouts)) < 0)
        return ret;

    sample_rates[0] = s->sample_rate;
    formats = ff_make_format_list(sample_rates);
    if (!formats)
        return AVERROR(ENOMEM);
    if ((ret = ff_formats_ref(formats, &outlink->in_samplerates)) < 0)
        return ret;

    formats = ff_make_format_list(pix_fmts);
    if (!formats)
        return AVERROR(ENOMEM);
    if ((ret = ff_formats_ref(formats, &magnitude->out_formats)) < 0)
        return ret;

    formats = ff_make_format_list(pix_fmts);
    if (!formats)
        return AVERROR(ENOMEM);
    if ((ret = ff_formats_ref(formats, &phase->out_formats)) < 0)
        return ret;

    return 0;
}