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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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tests: h264parse: unit tests for sliced data processing
This commit is contained in:
George Kiagiadakis
Nicolas Dufresne
parent
95134cfda8
commit
04a4eae13b
1 changed files with 308 additions and 1 deletions
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@ -379,7 +379,8 @@ GST_START_TEST (test_parse_drain_garbage)
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garbage_frame, sizeof (garbage_frame));
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}
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GST_END_TEST
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GST_END_TEST;
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GST_START_TEST (test_parse_split)
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{
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gst_parser_test_split (h264_idrframe, sizeof (h264_idrframe));
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@ -801,6 +802,308 @@ h264parse_packetized_suite (void)
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return s;
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}
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/* These were generated using pipeline:
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* gst-launch-1.0 videotestsrc num-buffers=1 pattern=green \
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* ! video/x-raw,width=128,height=128 \
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* ! openh264enc num-slices=2 \
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* ! fakesink dump=1
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*/
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/* SPS */
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static guint8 h264_slicing_sps[] = {
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0x00, 0x00, 0x00, 0x01, 0x67, 0x42, 0xc0, 0x0b,
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0x8c, 0x8d, 0x41, 0x02, 0x24, 0x03, 0xc2, 0x21,
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0x1a, 0x80
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};
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/* PPS */
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static guint8 h264_slicing_pps[] = {
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0x00, 0x00, 0x00, 0x01, 0x68, 0xce, 0x3c, 0x80
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};
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/* IDR Slice 1 */
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static guint8 h264_idr_slice_1[] = {
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0x00, 0x00, 0x00, 0x01, 0x65, 0xb8, 0x00, 0x04,
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0x00, 0x00, 0x11, 0xff, 0xff, 0xf8, 0x22, 0x8a,
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0x1f, 0x1c, 0x00, 0x04, 0x0a, 0x63, 0x80, 0x00,
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0x81, 0xec, 0x9a, 0x93, 0x93, 0x93, 0x93, 0x93,
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0x93, 0xad, 0x57, 0x5d, 0x75, 0xd7, 0x5d, 0x75,
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0xd7, 0x5d, 0x75, 0xd7, 0x5d, 0x75, 0xd7, 0x5d,
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0x75, 0xd7, 0x5d, 0x78
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};
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/* IDR Slice 2 */
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static guint8 h264_idr_slice_2[] = {
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0x00, 0x00, 0x00, 0x01, 0x65, 0x04, 0x2e, 0x00,
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0x01, 0x00, 0x00, 0x04, 0x7f, 0xff, 0xfe, 0x08,
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0xa2, 0x87, 0xc7, 0x00, 0x01, 0x02, 0x98, 0xe0,
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0x00, 0x20, 0x7b, 0x26, 0xa4, 0xe4, 0xe4, 0xe4,
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0xe4, 0xe4, 0xeb, 0x55, 0xd7, 0x5d, 0x75, 0xd7,
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0x5d, 0x75, 0xd7, 0x5d, 0x75, 0xd7, 0x5d, 0x75,
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0xd7, 0x5d, 0x75, 0xd7, 0x5e
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};
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static inline GstBuffer *
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wrap_buffer (guint8 * buf, gsize size, GstClockTime pts, GstBufferFlags flags)
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{
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GstBuffer *buffer;
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buffer = gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY,
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buf, size, 0, size, NULL, NULL);
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GST_BUFFER_PTS (buffer) = pts;
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GST_BUFFER_FLAGS (buffer) |= flags;
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return buffer;
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}
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static inline GstBuffer *
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composite_buffer (GstClockTime pts, GstBufferFlags flags, gint count, ...)
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{
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va_list vl;
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gint i;
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guint8 *data;
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gsize size;
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GstBuffer *buffer;
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va_start (vl, count);
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buffer = gst_buffer_new ();
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for (i = 0; i < count; i++) {
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data = va_arg (vl, guint8 *);
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size = va_arg (vl, gsize);
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buffer = gst_buffer_append (buffer, wrap_buffer (data, size, 0, 0));
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}
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GST_BUFFER_PTS (buffer) = pts;
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GST_BUFFER_FLAGS (buffer) |= flags;
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va_end (vl);
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return buffer;
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}
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#define pull_and_check_full(h, data, size, pts, flags) \
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{ \
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GstBuffer *b = gst_harness_pull (h); \
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gst_check_buffer_data (b, data, size); \
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fail_unless_equals_clocktime (GST_BUFFER_PTS (b), pts); \
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if (flags) \
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fail_unless (GST_BUFFER_FLAG_IS_SET (b, flags)); \
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gst_buffer_unref (b); \
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}
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#define pull_and_check(h, data, pts, flags) \
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pull_and_check_full (h, data, sizeof (data), pts, flags)
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/* used to check NALs for which the parser removes the first 0x00 byte;
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* this parser behavior is a bit broken, so we may remove that in the future */
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#define pull_and_check_skip1byte(h, data, pts, flags) \
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pull_and_check_full (h, data + 1, sizeof (data) - 1, pts, flags)
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#define pull_and_drop(h) \
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G_STMT_START { \
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GstBuffer *b = gst_harness_pull (h); \
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gst_buffer_unref (b); \
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} G_STMT_END;
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GST_START_TEST (test_parse_sliced_nal_nal)
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{
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GstHarness *h = gst_harness_new ("h264parse");
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GstBuffer *buf;
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gst_harness_set_caps_str (h,
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"video/x-h264,stream-format=byte-stream,alignment=nal,parsed=false,framerate=30/1",
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"video/x-h264,stream-format=byte-stream,alignment=nal,parsed=true");
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buf = wrap_buffer (h264_slicing_sps, sizeof (h264_slicing_sps), 10, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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buf = wrap_buffer (h264_slicing_pps, sizeof (h264_slicing_pps), 10, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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/* parser must have inserted AUD before the headers, with the same PTS */
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pull_and_check (h, h264_aud, 10, 0);
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/* drop the header buffers */
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while ((buf = gst_harness_try_pull (h)))
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gst_buffer_unref (buf);
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/* reported latency must be zero */
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fail_unless_equals_clocktime (gst_harness_query_latency (h), 0);
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/* test some flow with 2 slices.
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* 1st slice gets the input PTS, second gets NONE */
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 1);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 100, 0);
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buf = wrap_buffer (h264_idr_slice_2, sizeof (h264_idr_slice_2), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 1);
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pull_and_check_skip1byte (h, h264_idr_slice_2, -1, 0);
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 200, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 2);
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pull_and_check (h, h264_aud, 200, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 200, 0);
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buf = wrap_buffer (h264_idr_slice_2, sizeof (h264_idr_slice_2), 200, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 1);
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pull_and_check_skip1byte (h, h264_idr_slice_2, -1, 0);
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 250, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 2);
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pull_and_check (h, h264_aud, 250, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 250, 0);
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/* 1st slice starts a new AU, even though the previous one is incomplete.
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* DISCONT must also be propagated */
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 400,
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GST_BUFFER_FLAG_DISCONT);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 2);
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pull_and_check (h, h264_aud, 400, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 400, GST_BUFFER_FLAG_DISCONT);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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GST_START_TEST (test_parse_sliced_au_nal)
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{
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GstHarness *h = gst_harness_new ("h264parse");
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GstBuffer *buf;
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gst_harness_set_caps_str (h,
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"video/x-h264,stream-format=byte-stream,alignment=au,parsed=false,framerate=30/1",
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"video/x-h264,stream-format=byte-stream,alignment=nal,parsed=true");
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/* push the whole AU in a single buffer */
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buf = composite_buffer (100, 0, 4,
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h264_slicing_sps, sizeof (h264_slicing_sps),
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h264_slicing_pps, sizeof (h264_slicing_pps),
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h264_idr_slice_1, sizeof (h264_idr_slice_1),
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h264_idr_slice_2, sizeof (h264_idr_slice_2));
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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/* parser must have inserted AUD before the headers, with the same PTS */
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pull_and_check (h, h264_aud, 100, 0);
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/* drop the headers */
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fail_unless (gst_harness_buffers_in_queue (h) > 2);
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while (gst_harness_buffers_in_queue (h) > 2)
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pull_and_drop (h);
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/* reported latency must be zero */
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fail_unless_equals_clocktime (gst_harness_query_latency (h), 0);
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/* 1st slice here doens't have a PTS
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* because it was present in the first header NAL */
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pull_and_check_skip1byte (h, h264_idr_slice_1, -1, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_2, -1, 0);
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/* new AU. we expect AUD to be inserted and 1st slice to have the same PTS */
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buf = composite_buffer (200, 0, 2,
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h264_idr_slice_1, sizeof (h264_idr_slice_1),
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h264_idr_slice_2, sizeof (h264_idr_slice_2));
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 3);
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pull_and_check (h, h264_aud, 200, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 200, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_2, -1, 0);
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/* DISCONT must be propagated */
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buf = composite_buffer (400, GST_BUFFER_FLAG_DISCONT, 2,
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h264_idr_slice_1, sizeof (h264_idr_slice_1),
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h264_idr_slice_2, sizeof (h264_idr_slice_2));
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 3);
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pull_and_check (h, h264_aud, 400, 0);
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pull_and_check_skip1byte (h, h264_idr_slice_1, 400, GST_BUFFER_FLAG_DISCONT);
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pull_and_check_skip1byte (h, h264_idr_slice_2, -1, 0);
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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GST_START_TEST (test_parse_sliced_nal_au)
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{
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GstHarness *h = gst_harness_new ("h264parse");
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GstBuffer *buf;
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gst_harness_set_caps_str (h,
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"video/x-h264,stream-format=byte-stream,alignment=nal,parsed=false,framerate=30/1",
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"video/x-h264,stream-format=byte-stream,alignment=au,parsed=true");
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buf = wrap_buffer (h264_slicing_sps, sizeof (h264_slicing_sps), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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buf = wrap_buffer (h264_slicing_pps, sizeof (h264_slicing_pps), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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buf = wrap_buffer (h264_idr_slice_2, sizeof (h264_idr_slice_2), 100, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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/* no output yet, it will be pushed as soon as
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* the parser recognizes the new AU */
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 0);
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buf = wrap_buffer (h264_idr_slice_1, sizeof (h264_idr_slice_1), 200, 0);
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fail_unless_equals_int (gst_harness_push (h, buf), GST_FLOW_OK);
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fail_unless_equals_int (gst_harness_buffers_in_queue (h), 1);
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{
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GstMapInfo info;
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buf = composite_buffer (100, 0, 5,
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h264_aud, sizeof (h264_aud),
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h264_slicing_sps, sizeof (h264_slicing_sps),
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h264_slicing_pps, sizeof (h264_slicing_pps),
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h264_idr_slice_1, sizeof (h264_idr_slice_1),
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h264_idr_slice_2, sizeof (h264_idr_slice_2));
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gst_buffer_map (buf, &info, GST_MAP_READ);
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pull_and_check_full (h, info.data, info.size, 100, 0);
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gst_buffer_unmap (buf, &info);
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gst_buffer_unref (buf);
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}
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/* reported latency must be 1 frame (@ 30fps because of sink pad caps) */
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fail_unless_equals_clocktime (gst_harness_query_latency (h),
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gst_util_uint64_scale (GST_SECOND, 1, 30));
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gst_harness_teardown (h);
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}
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GST_END_TEST;
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static Suite *
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h264parse_sliced_suite (void)
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{
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Suite *s = suite_create (ctx_suite);
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_parse_sliced_nal_nal);
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tcase_add_test (tc_chain, test_parse_sliced_au_nal);
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tcase_add_test (tc_chain, test_parse_sliced_nal_au);
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return s;
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}
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GST_START_TEST (test_parse_sei_closedcaptions)
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{
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GstVideoCaptionMeta *cc;
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@ -950,6 +1253,10 @@ main (int argc, char **argv)
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s = h264parse_packetized_suite ();
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nf += gst_check_run_suite (s, ctx_suite, __FILE__ "_packetized.c");
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ctx_suite = "h264parse_sliced";
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s = h264parse_sliced_suite ();
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nf += gst_check_run_suite (s, ctx_suite, __FILE__ "_sliced.c");
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{
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TCase *tc_chain = tcase_create ("general");
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