gstreamer/subprojects/gst-plugins-good/tests/check/elements/rtph261.c

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#include <gst/check/check.h>
#include <gst/check/gstharness.h>
#include <gst/rtp/gstrtpbuffer.h>
#define H261_RTP_CAPS_STR \
"application/x-rtp,media=video,encoding-name=H261,clock-rate=90000,payload=31"
typedef struct _GstRtpH261PayHeader
{
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
unsigned int v:1; /* Motion vector flag */
unsigned int i:1; /* Intra encoded data */
unsigned int ebit:3; /* End position */
unsigned int sbit:3; /* Start position */
unsigned int mbap1:4; /* MB address predictor - part1 */
unsigned int gobn:4; /* GOB number */
unsigned int hmvd1:2; /* Horizontal motion vector data - part1 */
unsigned int quant:5; /* Quantizer */
unsigned int mbap2:1; /* MB address predictor - part2 */
unsigned int vmvd:5; /* Horizontal motion vector data - part1 */
unsigned int hmvd2:3; /* Vertical motion vector data */
#elif G_BYTE_ORDER == G_BIG_ENDIAN
unsigned int sbit:3; /* Start position */
unsigned int ebit:3; /* End position */
unsigned int i:1; /* Intra encoded data */
unsigned int v:1; /* Motion vector flag */
unsigned int gobn:4; /* GOB number */
unsigned int mbap1:4; /* MB address predictor - part1 */
unsigned int mbap2:1; /* MB address predictor - part2 */
unsigned int quant:5; /* Quantizer */
unsigned int hmvd1:2; /* Horizontal motion vector data - part1 */
unsigned int hmvd2:3; /* Vertical motion vector data */
unsigned int vmvd:5; /* Horizontal motion vector data - part1 */
#else
#error "G_BYTE_ORDER should be big or little endian."
#endif
} GstRtpH261PayHeader;
#define GST_RTP_H261_PAYLOAD_HEADER_LEN 4
static guint8 *
create_h261_payload (gint sbit, gint ebit, gint psc, gsize size)
{
GstRtpH261PayHeader header;
const gint header_len = 4;
guint8 *data = g_malloc0 (size);
memset (&header, 0x00, sizeof (header));
header.sbit = sbit;
header.ebit = ebit;
memset (data, 0xff, size);
memcpy (data, &header, header_len);
if (psc) {
guint32 word = 0x000100ff >> sbit;
data[header_len + 0] = (word >> 24) & 0xff;
data[header_len + 1] = (word >> 16) & 0xff;
data[header_len + 2] = (word >> 8) & 0xff;
data[header_len + 3] = (word >> 0) & 0xff;
}
return data;
}
static GstBuffer *
create_rtp_copy_payload (const guint8 * data, gsize size, guint ts, guint16 seq,
gboolean marker, guint csrcs)
{
GstBuffer *buf = gst_rtp_buffer_new_allocate (size, 0, csrcs);
GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;
gst_rtp_buffer_map (buf, GST_MAP_WRITE, &rtp);
gst_rtp_buffer_set_seq (&rtp, seq);
gst_rtp_buffer_set_marker (&rtp, marker);
memcpy (gst_rtp_buffer_get_payload (&rtp), data, size);
GST_BUFFER_PTS (buf) = (ts) * (GST_SECOND / 30);
GST_BUFFER_DURATION (buf) = (GST_SECOND / 30);
gst_rtp_buffer_unmap (&rtp);
return buf;
}
GST_START_TEST (test_h263depay_empty_payload)
{
GstHarness *h = gst_harness_new ("rtph261depay");
gint sbit = 4;
gint ebit = 4;
gsize size;
guint8 *payload;
guint seq = 0;
gst_harness_set_src_caps_str (h, H261_RTP_CAPS_STR);
/* First send a proper packet with picture start code */
size = 100;
payload = create_h261_payload (sbit, ebit, TRUE, size);
gst_harness_push (h, create_rtp_copy_payload (payload, size, 0, seq++, FALSE,
0));
g_free (payload);
/* Not a complete frame */
fail_unless_equals_int (gst_harness_buffers_received (h), 0);
/* Second buffer has invalid empty payload */
size = GST_RTP_H261_PAYLOAD_HEADER_LEN;
payload = create_h261_payload (sbit, ebit, FALSE, size);
gst_harness_push (h, create_rtp_copy_payload (payload, size, 0, seq++, TRUE,
0));
g_free (payload);
/* Invalid payload should be dropped */
fail_unless_equals_int (gst_harness_buffers_received (h), 0);
gst_harness_teardown (h);
}
GST_END_TEST;
static Suite *
rtph261_suite (void)
{
Suite *s = suite_create ("rtph261");
TCase *tc_chain;
suite_add_tcase (s, (tc_chain = tcase_create ("h261depay")));
tcase_add_test (tc_chain, test_h263depay_empty_payload);
return s;
}
GST_CHECK_MAIN (rtph261);