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3534e68563
Original commit message from CVS: Reworked the capsnegotiation function audiosink now uses capsnego to set its parameters mpg123/ac3dec use capsnego instead of metadata Added the beginnings of a testsuite for capsnego.
144 lines
3.2 KiB
C
144 lines
3.2 KiB
C
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#include <gst/gst.h>
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GstPad *srcpad, *sinkpad;
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GstPad *srcpadtempl, *sinkpadtempl;
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static GstPadFactory src_factory = {
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"src",
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GST_PAD_FACTORY_SRC,
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GST_PAD_FACTORY_ALWAYS,
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GST_PAD_FACTORY_CAPS(
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"test_src",
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"video/raw",
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"height", GST_PROPS_INT_RANGE (16, 4096)
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),
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NULL,
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};
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static GstPadFactory sink_factory = {
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"sink",
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GST_PAD_FACTORY_SINK,
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GST_PAD_FACTORY_ALWAYS,
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GST_PAD_FACTORY_CAPS(
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"test_sink",
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"video/raw",
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"height", GST_PROPS_INT_RANGE (16, 8192)
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),
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NULL,
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};
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static GstCapsFactory sink_caps = {
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"sink_caps",
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"video/raw",
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"height", GST_PROPS_INT (3000),
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NULL
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};
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static GstCapsFactory src_caps = {
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"src_caps",
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"video/raw",
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"height", GST_PROPS_INT (3000),
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NULL
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};
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static GstPadTemplate *srctempl, *sinktempl;
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static GstCaps *srccaps, *sinkcaps;
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static GstPadNegotiateReturn
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negotiate_src (GstPad *pad, GstCaps **caps, gint counter)
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{
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g_print (">");
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if (counter == 0) {
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*caps = NULL;
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return GST_PAD_NEGOTIATE_TRY;
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}
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if (*caps)
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return GST_PAD_NEGOTIATE_AGREE;
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return GST_PAD_NEGOTIATE_FAIL;
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}
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static GstPadNegotiateReturn
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negotiate_sink (GstPad *pad, GstCaps **caps, gint counter)
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{
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g_print ("<");
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if (counter == 0) {
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*caps = NULL;
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return GST_PAD_NEGOTIATE_TRY;
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}
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if (*caps)
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return GST_PAD_NEGOTIATE_AGREE;
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return GST_PAD_NEGOTIATE_FAIL;
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}
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static gboolean
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perform_check (void)
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{
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gboolean result, overall = TRUE;
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gint i, j;
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g_print ("ABC: A=pad caps, B=pad template, C=negotiate function\n");
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for (j=0; j<8; j++) {
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GstPad *srctest, *sinktest;
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for (i=0; i<8; i++) {
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(j & 0x2 ? (sinktest = sinkpadtempl) : (sinktest = sinkpad));
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(j & 0x4 ? (gst_pad_set_caps (sinktest, sinkcaps)) : (gst_pad_set_caps (sinktest, NULL)));
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(j & 0x1 ? (gst_pad_set_negotiate_function (sinktest, negotiate_sink)) :
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gst_pad_set_negotiate_function (sinktest, NULL));
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(i & 0x2 ? (srctest = srcpadtempl) : (srctest = srcpad));
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(i & 0x4 ? (gst_pad_set_caps (srctest, srccaps)) : (gst_pad_set_caps (srctest, NULL)));
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(i & 0x1 ? (gst_pad_set_negotiate_function (srctest, negotiate_src)) :
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gst_pad_set_negotiate_function (srctest, NULL));
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g_print ("%d%d%d -> %d%d%d ..", (i&4)>>2, (i&2)>>1, i&1, (j&4)>>2, (j&2)>>1, j&1);
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result = gst_pad_connect (srctest, sinktest);
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g_print (".. %s\n", (result? "ok":"fail"));
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if (result) gst_pad_disconnect (srctest, sinktest);
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overall &= result;
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}
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}
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return overall;
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}
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int
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main (int argc, char *argv[])
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{
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gboolean overall = TRUE;
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gst_init (&argc, &argv);
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srcpad = gst_pad_new ("src", GST_PAD_SRC);
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sinkpad = gst_pad_new ("sink", GST_PAD_SINK);
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srctempl = gst_padtemplate_new (&src_factory);
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sinktempl = gst_padtemplate_new (&sink_factory);
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srcpadtempl = gst_pad_new_from_template (srctempl, "src");
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sinkpadtempl = gst_pad_new_from_template (sinktempl, "sink");
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sinkcaps = gst_caps_register (&sink_caps);
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srccaps = gst_caps_register (&src_caps);
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g_print ("*** compatible caps/templates ***\n");
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overall &= perform_check ();
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gst_caps_set (srccaps, "height", GST_PROPS_INT (9000));
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g_print ("*** incompatible caps ***\n");
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overall &= perform_check ();
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exit (!overall);
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}
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