コード例 #1
0
static gboolean
copy_fixed (GQuark field_id, const GValue * value, GstStructure * dest)
{
  if (gst_value_is_fixed (value)) {
    gst_structure_id_set_value (dest, field_id, value);
  }
  return TRUE;
}
コード例 #2
0
ファイル: videoanyrate.c プロジェクト: kakaroto/farstream
static GstCaps *
fs_videoanyrate_fixate_caps (GstBaseTransform * base,
                             GstPadDirection direction, GstCaps * caps, GstCaps * othercaps)
{
    GstStructure *ins, *outs;

    const GValue *from_fr, *to_fr;

    g_return_val_if_fail (gst_caps_is_fixed (caps), othercaps);

    othercaps = gst_caps_make_writable (othercaps);

    GST_DEBUG_OBJECT (base, "trying to fixate othercaps %" GST_PTR_FORMAT
                      " based on caps %" GST_PTR_FORMAT, othercaps, caps);

    ins = gst_caps_get_structure (caps, 0);
    outs = gst_caps_get_structure (othercaps, 0);

    from_fr = gst_structure_get_value (ins, "framerate");
    to_fr = gst_structure_get_value (outs, "framerate");

    /* we have both PAR but they might not be fixated */
    if (from_fr && to_fr && !gst_value_is_fixed (to_fr)) {
        gint from_fr_n, from_fr_d;

        /* from_fr should be fixed */
        g_return_val_if_fail (gst_value_is_fixed (from_fr), othercaps);

        from_fr_n = gst_value_get_fraction_numerator (from_fr);
        from_fr_d = gst_value_get_fraction_denominator (from_fr);

        GST_DEBUG_OBJECT (base, "fixating to_fr nearest to %d/%d",
                          from_fr_n, from_fr_d);
        gst_structure_fixate_field_nearest_fraction (outs, "framerate",
                from_fr_n, from_fr_d);
    }

    return gst_caps_fixate (othercaps);
}
コード例 #3
0
static GstCaps *
gst_video_scale_fixate_caps (GstBaseTransform * base, GstPadDirection direction,
                             GstCaps * caps, GstCaps * othercaps)
{
    GstStructure *ins, *outs;
    const GValue *from_par, *to_par;
    GValue fpar = { 0, }, tpar = {
        0,
    };

    othercaps = gst_caps_truncate (othercaps);
    othercaps = gst_caps_make_writable (othercaps);

    GST_DEBUG_OBJECT (base, "trying to fixate othercaps %" GST_PTR_FORMAT
                      " based on caps %" GST_PTR_FORMAT, othercaps, caps);

    ins = gst_caps_get_structure (caps, 0);
    outs = gst_caps_get_structure (othercaps, 0);

    from_par = gst_structure_get_value (ins, "pixel-aspect-ratio");
    to_par = gst_structure_get_value (outs, "pixel-aspect-ratio");

    /* If we're fixating from the sinkpad we always set the PAR and
     * assume that missing PAR on the sinkpad means 1/1 and
     * missing PAR on the srcpad means undefined
     */
    if (direction == GST_PAD_SINK) {
        if (!from_par) {
            g_value_init (&fpar, GST_TYPE_FRACTION);
            gst_value_set_fraction (&fpar, 1, 1);
            from_par = &fpar;
        }
        if (!to_par) {
            g_value_init (&tpar, GST_TYPE_FRACTION_RANGE);
            gst_value_set_fraction_range_full (&tpar, 1, G_MAXINT, G_MAXINT, 1);
            to_par = &tpar;
        }
    } else {
        if (!to_par) {
            g_value_init (&tpar, GST_TYPE_FRACTION);
            gst_value_set_fraction (&tpar, 1, 1);
            to_par = &tpar;

            gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION, 1, 1,
                               NULL);
        }
        if (!from_par) {
            g_value_init (&fpar, GST_TYPE_FRACTION);
            gst_value_set_fraction (&fpar, 1, 1);
            from_par = &fpar;
        }
    }

    /* we have both PAR but they might not be fixated */
    {
        gint from_w, from_h, from_par_n, from_par_d, to_par_n, to_par_d;
        gint w = 0, h = 0;
        gint from_dar_n, from_dar_d;
        gint num, den;

        /* from_par should be fixed */
        g_return_val_if_fail (gst_value_is_fixed (from_par), othercaps);

        from_par_n = gst_value_get_fraction_numerator (from_par);
        from_par_d = gst_value_get_fraction_denominator (from_par);

        gst_structure_get_int (ins, "width", &from_w);
        gst_structure_get_int (ins, "height", &from_h);

        gst_structure_get_int (outs, "width", &w);
        gst_structure_get_int (outs, "height", &h);

        /* if both width and height are already fixed, we can't do anything
         * about it anymore */
        if (w && h) {
            guint n, d;

            GST_DEBUG_OBJECT (base, "dimensions already set to %dx%d, not fixating",
                              w, h);
            if (!gst_value_is_fixed (to_par)) {
                if (gst_video_calculate_display_ratio (&n, &d, from_w, from_h,
                                                       from_par_n, from_par_d, w, h)) {
                    GST_DEBUG_OBJECT (base, "fixating to_par to %dx%d", n, d);
                    if (gst_structure_has_field (outs, "pixel-aspect-ratio"))
                        gst_structure_fixate_field_nearest_fraction (outs,
                                "pixel-aspect-ratio", n, d);
                    else if (n != d)
                        gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                           n, d, NULL);
                }
            }
            goto done;
        }

        /* Calculate input DAR */
        if (!gst_util_fraction_multiply (from_w, from_h, from_par_n, from_par_d,
                                         &from_dar_n, &from_dar_d)) {
            GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                               ("Error calculating the output scaled size - integer overflow"));
            goto done;
        }

        GST_DEBUG_OBJECT (base, "Input DAR is %d/%d", from_dar_n, from_dar_d);

        /* If either width or height are fixed there's not much we
         * can do either except choosing a height or width and PAR
         * that matches the DAR as good as possible
         */
        if (h) {
            GstStructure *tmp;
            gint set_w, set_par_n, set_par_d;

            GST_DEBUG_OBJECT (base, "height is fixed (%d)", h);

            /* If the PAR is fixed too, there's not much to do
             * except choosing the width that is nearest to the
             * width with the same DAR */
            if (gst_value_is_fixed (to_par)) {
                to_par_n = gst_value_get_fraction_numerator (to_par);
                to_par_d = gst_value_get_fraction_denominator (to_par);

                GST_DEBUG_OBJECT (base, "PAR is fixed %d/%d", to_par_n, to_par_d);

                if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, to_par_d,
                                                 to_par_n, &num, &den)) {
                    GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                       ("Error calculating the output scaled size - integer overflow"));
                    goto done;
                }

                w = (guint) gst_util_uint64_scale_int (h, num, den);
                gst_structure_fixate_field_nearest_int (outs, "width", w);

                goto done;
            }

            /* The PAR is not fixed and it's quite likely that we can set
             * an arbitrary PAR. */

            /* Check if we can keep the input width */
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "width", from_w);
            gst_structure_get_int (tmp, "width", &set_w);

            /* Might have failed but try to keep the DAR nonetheless by
             * adjusting the PAR */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, h, set_w,
                                             &to_par_n, &to_par_d)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                gst_structure_free (tmp);
                goto done;
            }

            if (!gst_structure_has_field (tmp, "pixel-aspect-ratio"))
                gst_structure_set_value (tmp, "pixel-aspect-ratio", to_par);
            gst_structure_fixate_field_nearest_fraction (tmp, "pixel-aspect-ratio",
                    to_par_n, to_par_d);
            gst_structure_get_fraction (tmp, "pixel-aspect-ratio", &set_par_n,
                                        &set_par_d);
            gst_structure_free (tmp);

            /* Check if the adjusted PAR is accepted */
            if (set_par_n == to_par_n && set_par_d == to_par_d) {
                if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                        set_par_n != set_par_d)
                    gst_structure_set (outs, "width", G_TYPE_INT, set_w,
                                       "pixel-aspect-ratio", GST_TYPE_FRACTION, set_par_n, set_par_d,
                                       NULL);
                goto done;
            }

            /* Otherwise scale the width to the new PAR and check if the
             * adjusted with is accepted. If all that fails we can't keep
             * the DAR */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, set_par_d,
                                             set_par_n, &num, &den)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                goto done;
            }

            w = (guint) gst_util_uint64_scale_int (h, num, den);
            gst_structure_fixate_field_nearest_int (outs, "width", w);
            if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                    set_par_n != set_par_d)
                gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                   set_par_n, set_par_d, NULL);

            goto done;
        } else if (w) {
            GstStructure *tmp;
            gint set_h, set_par_n, set_par_d;

            GST_DEBUG_OBJECT (base, "width is fixed (%d)", w);

            /* If the PAR is fixed too, there's not much to do
             * except choosing the height that is nearest to the
             * height with the same DAR */
            if (gst_value_is_fixed (to_par)) {
                to_par_n = gst_value_get_fraction_numerator (to_par);
                to_par_d = gst_value_get_fraction_denominator (to_par);

                GST_DEBUG_OBJECT (base, "PAR is fixed %d/%d", to_par_n, to_par_d);

                if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, to_par_d,
                                                 to_par_n, &num, &den)) {
                    GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                       ("Error calculating the output scaled size - integer overflow"));
                    goto done;
                }

                h = (guint) gst_util_uint64_scale_int (w, den, num);
                gst_structure_fixate_field_nearest_int (outs, "height", h);

                goto done;
            }

            /* The PAR is not fixed and it's quite likely that we can set
             * an arbitrary PAR. */

            /* Check if we can keep the input height */
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "height", from_h);
            gst_structure_get_int (tmp, "height", &set_h);

            /* Might have failed but try to keep the DAR nonetheless by
             * adjusting the PAR */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, set_h, w,
                                             &to_par_n, &to_par_d)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                gst_structure_free (tmp);
                goto done;
            }
            if (!gst_structure_has_field (tmp, "pixel-aspect-ratio"))
                gst_structure_set_value (tmp, "pixel-aspect-ratio", to_par);
            gst_structure_fixate_field_nearest_fraction (tmp, "pixel-aspect-ratio",
                    to_par_n, to_par_d);
            gst_structure_get_fraction (tmp, "pixel-aspect-ratio", &set_par_n,
                                        &set_par_d);
            gst_structure_free (tmp);

            /* Check if the adjusted PAR is accepted */
            if (set_par_n == to_par_n && set_par_d == to_par_d) {
                if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                        set_par_n != set_par_d)
                    gst_structure_set (outs, "height", G_TYPE_INT, set_h,
                                       "pixel-aspect-ratio", GST_TYPE_FRACTION, set_par_n, set_par_d,
                                       NULL);
                goto done;
            }

            /* Otherwise scale the height to the new PAR and check if the
             * adjusted with is accepted. If all that fails we can't keep
             * the DAR */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, set_par_d,
                                             set_par_n, &num, &den)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                goto done;
            }

            h = (guint) gst_util_uint64_scale_int (w, den, num);
            gst_structure_fixate_field_nearest_int (outs, "height", h);
            if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                    set_par_n != set_par_d)
                gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                   set_par_n, set_par_d, NULL);

            goto done;
        } else if (gst_value_is_fixed (to_par)) {
            GstStructure *tmp;
            gint set_h, set_w, f_h, f_w;

            to_par_n = gst_value_get_fraction_numerator (to_par);
            to_par_d = gst_value_get_fraction_denominator (to_par);

            /* Calculate scale factor for the PAR change */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, to_par_n,
                                             to_par_d, &num, &den)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                goto done;
            }

            /* Try to keep the input height (because of interlacing) */
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "height", from_h);
            gst_structure_get_int (tmp, "height", &set_h);

            /* This might have failed but try to scale the width
             * to keep the DAR nonetheless */
            w = (guint) gst_util_uint64_scale_int (set_h, num, den);
            gst_structure_fixate_field_nearest_int (tmp, "width", w);
            gst_structure_get_int (tmp, "width", &set_w);
            gst_structure_free (tmp);

            /* We kept the DAR and the height is nearest to the original height */
            if (set_w == w) {
                gst_structure_set (outs, "width", G_TYPE_INT, set_w, "height",
                                   G_TYPE_INT, set_h, NULL);
                goto done;
            }

            f_h = set_h;
            f_w = set_w;

            /* If the former failed, try to keep the input width at least */
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "width", from_w);
            gst_structure_get_int (tmp, "width", &set_w);

            /* This might have failed but try to scale the width
             * to keep the DAR nonetheless */
            h = (guint) gst_util_uint64_scale_int (set_w, den, num);
            gst_structure_fixate_field_nearest_int (tmp, "height", h);
            gst_structure_get_int (tmp, "height", &set_h);
            gst_structure_free (tmp);

            /* We kept the DAR and the width is nearest to the original width */
            if (set_h == h) {
                gst_structure_set (outs, "width", G_TYPE_INT, set_w, "height",
                                   G_TYPE_INT, set_h, NULL);
                goto done;
            }

            /* If all this failed, keep the height that was nearest to the orignal
             * height and the nearest possible width. This changes the DAR but
             * there's not much else to do here.
             */
            gst_structure_set (outs, "width", G_TYPE_INT, f_w, "height", G_TYPE_INT,
                               f_h, NULL);
            goto done;
        } else {
            GstStructure *tmp;
            gint set_h, set_w, set_par_n, set_par_d, tmp2;

            /* width, height and PAR are not fixed but passthrough is not possible */

            /* First try to keep the height and width as good as possible
             * and scale PAR */
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "height", from_h);
            gst_structure_get_int (tmp, "height", &set_h);
            gst_structure_fixate_field_nearest_int (tmp, "width", from_w);
            gst_structure_get_int (tmp, "width", &set_w);

            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, set_h, set_w,
                                             &to_par_n, &to_par_d)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                gst_structure_free (tmp);
                goto done;
            }

            if (!gst_structure_has_field (tmp, "pixel-aspect-ratio"))
                gst_structure_set_value (tmp, "pixel-aspect-ratio", to_par);
            gst_structure_fixate_field_nearest_fraction (tmp, "pixel-aspect-ratio",
                    to_par_n, to_par_d);
            gst_structure_get_fraction (tmp, "pixel-aspect-ratio", &set_par_n,
                                        &set_par_d);
            gst_structure_free (tmp);

            if (set_par_n == to_par_n && set_par_d == to_par_d) {
                gst_structure_set (outs, "width", G_TYPE_INT, set_w, "height",
                                   G_TYPE_INT, set_h, NULL);

                if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                        set_par_n != set_par_d)
                    gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                       set_par_n, set_par_d, NULL);
                goto done;
            }

            /* Otherwise try to scale width to keep the DAR with the set
             * PAR and height */
            if (!gst_util_fraction_multiply (from_dar_n, from_dar_d, set_par_d,
                                             set_par_n, &num, &den)) {
                GST_ELEMENT_ERROR (base, CORE, NEGOTIATION, (NULL),
                                   ("Error calculating the output scaled size - integer overflow"));
                goto done;
            }

            w = (guint) gst_util_uint64_scale_int (set_h, num, den);
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "width", w);
            gst_structure_get_int (tmp, "width", &tmp2);
            gst_structure_free (tmp);

            if (tmp2 == w) {
                gst_structure_set (outs, "width", G_TYPE_INT, tmp2, "height",
                                   G_TYPE_INT, set_h, NULL);
                if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                        set_par_n != set_par_d)
                    gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                       set_par_n, set_par_d, NULL);
                goto done;
            }

            /* ... or try the same with the height */
            h = (guint) gst_util_uint64_scale_int (set_w, den, num);
            tmp = gst_structure_copy (outs);
            gst_structure_fixate_field_nearest_int (tmp, "height", h);
            gst_structure_get_int (tmp, "height", &tmp2);
            gst_structure_free (tmp);

            if (tmp2 == h) {
                gst_structure_set (outs, "width", G_TYPE_INT, set_w, "height",
                                   G_TYPE_INT, tmp2, NULL);
                if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                        set_par_n != set_par_d)
                    gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                       set_par_n, set_par_d, NULL);
                goto done;
            }

            /* If all fails we can't keep the DAR and take the nearest values
             * for everything from the first try */
            gst_structure_set (outs, "width", G_TYPE_INT, set_w, "height",
                               G_TYPE_INT, set_h, NULL);
            if (gst_structure_has_field (outs, "pixel-aspect-ratio") ||
                    set_par_n != set_par_d)
                gst_structure_set (outs, "pixel-aspect-ratio", GST_TYPE_FRACTION,
                                   set_par_n, set_par_d, NULL);
        }
    }

done:
    GST_DEBUG_OBJECT (base, "fixated othercaps to %" GST_PTR_FORMAT, othercaps);

    if (from_par == &fpar)
        g_value_unset (&fpar);
    if (to_par == &tpar)
        g_value_unset (&tpar);

    return othercaps;
}
コード例 #4
0
static void
gst_ffmpegscale_fixate_caps(GstBaseTransform* trans,
                            GstPadDirection direction, GstCaps* caps, GstCaps* othercaps) {
    GstStructure* ins, *outs;
    const GValue* from_par, *to_par;

    g_return_if_fail(gst_caps_is_fixed(caps));

    GST_DEBUG_OBJECT(trans, "trying to fixate othercaps %" GST_PTR_FORMAT
                     " based on caps %" GST_PTR_FORMAT, othercaps, caps);

    ins = gst_caps_get_structure(caps, 0);
    outs = gst_caps_get_structure(othercaps, 0);

    from_par = gst_structure_get_value(ins, "pixel-aspect-ratio");
    to_par = gst_structure_get_value(outs, "pixel-aspect-ratio");

    /* we have both PAR but they might not be fixated */
    if (from_par && to_par) {
        gint from_w, from_h, from_par_n, from_par_d, to_par_n, to_par_d;
        gint count = 0, w = 0, h = 0;
        guint num, den;

        /* from_par should be fixed */
        g_return_if_fail(gst_value_is_fixed(from_par));

        from_par_n = gst_value_get_fraction_numerator(from_par);
        from_par_d = gst_value_get_fraction_denominator(from_par);

        /* fixate the out PAR */
        if (!gst_value_is_fixed(to_par)) {
            GST_DEBUG_OBJECT(trans, "fixating to_par to %dx%d", from_par_n,
                             from_par_d);
            gst_structure_fixate_field_nearest_fraction(outs, "pixel-aspect-ratio",
                    from_par_n, from_par_d);
        }

        to_par_n = gst_value_get_fraction_numerator(to_par);
        to_par_d = gst_value_get_fraction_denominator(to_par);

        /* if both width and height are already fixed, we can't do anything
         * about it anymore */
        if (gst_structure_get_int(outs, "width", &w)) {
            ++count;
        }

        if (gst_structure_get_int(outs, "height", &h)) {
            ++count;
        }

        if (count == 2) {
            GST_DEBUG_OBJECT(trans, "dimensions already set to %dx%d, not fixating",
                             w, h);
            return;
        }

        gst_structure_get_int(ins, "width", &from_w);
        gst_structure_get_int(ins, "height", &from_h);

        if (!gst_video_calculate_display_ratio(&num, &den, from_w, from_h,
                                               from_par_n, from_par_d, to_par_n, to_par_d)) {
            GST_ELEMENT_ERROR(trans, CORE, NEGOTIATION, (NULL),
                              ("Error calculating the output scaled size - integer overflow"));
            return;
        }

        GST_DEBUG_OBJECT(trans,
                         "scaling input with %dx%d and PAR %d/%d to output PAR %d/%d",
                         from_w, from_h, from_par_n, from_par_d, to_par_n, to_par_d);
        GST_DEBUG_OBJECT(trans, "resulting output should respect ratio of %d/%d",
                         num, den);

        /* now find a width x height that respects this display ratio.
         * prefer those that have one of w/h the same as the incoming video
         * using wd / hd = num / den */

        /* if one of the output width or height is fixed, we work from there */
        if (h) {
            GST_DEBUG_OBJECT(trans, "height is fixed,scaling width");
            w = (guint) gst_util_uint64_scale_int(h, num, den);
        } else if (w) {
            GST_DEBUG_OBJECT(trans, "width is fixed, scaling height");
            h = (guint) gst_util_uint64_scale_int(w, den, num);
        } else {
            /* none of width or height is fixed, figure out both of them based only on
             * the input width and height */
            /* check hd / den is an integer scale factor, and scale wd with the PAR */
            if (from_h % den == 0) {
                GST_DEBUG_OBJECT(trans, "keeping video height");
                h = from_h;
                w = (guint) gst_util_uint64_scale_int(h, num, den);
            } else if (from_w % num == 0) {
                GST_DEBUG_OBJECT(trans, "keeping video width");
                w = from_w;
                h = (guint) gst_util_uint64_scale_int(w, den, num);
            } else {
                GST_DEBUG_OBJECT(trans, "approximating but keeping video height");
                h = from_h;
                w = (guint) gst_util_uint64_scale_int(h, num, den);
            }
        }

        GST_DEBUG_OBJECT(trans, "scaling to %dx%d", w, h);

        /* now fixate */
        gst_structure_fixate_field_nearest_int(outs, "width", w);
        gst_structure_fixate_field_nearest_int(outs, "height", h);
    } else {
        gint width, height;

        if (gst_structure_get_int(ins, "width", &width)) {
            if (gst_structure_has_field(outs, "width")) {
                gst_structure_fixate_field_nearest_int(outs, "width", width);
            }
        }

        if (gst_structure_get_int(ins, "height", &height)) {
            if (gst_structure_has_field(outs, "height")) {
                gst_structure_fixate_field_nearest_int(outs, "height", height);
            }
        }
    }

    GST_DEBUG_OBJECT(trans, "fixated othercaps to %" GST_PTR_FORMAT, othercaps);
}
コード例 #5
0
ファイル: gstcaps.c プロジェクト: ChinnaSuhas/ossbuild
static gboolean
_caps_is_fixed_foreach (GQuark field_id, const GValue * value, gpointer unused)
{
  return gst_value_is_fixed (value);
}