diff --git a/gst/videocrop/gstvideocrop.c b/gst/videocrop/gstvideocrop.c index c5b0ac9004..3208e2a299 100644 --- a/gst/videocrop/gstvideocrop.c +++ b/gst/videocrop/gstvideocrop.c @@ -37,6 +37,13 @@ * * If there is nothing to crop, the element will operate in pass-through mode. * + * + * Note that no special efforts are made to handle chroma-subsampled formats + * in the case of odd-valued cropping and compensate for sub-unit chroma plane + * shifts for such formats in the case where the "left" or "top" property is + * set to an odd number. This doesn't matter for most use cases, but it might + * matter for yours. + * * Example launch line * * diff --git a/tests/check/elements/videocrop.c b/tests/check/elements/videocrop.c index dcbe113bf2..fe30347f59 100644 --- a/tests/check/elements/videocrop.c +++ b/tests/check/elements/videocrop.c @@ -158,8 +158,16 @@ typedef struct GstElement *filter; GstElement *crop; GstElement *sink; + GstBuffer *last_buf; } GstVideoCropTestContext; +static void +handoff_cb (GstElement * sink, GstBuffer * buf, GstPad * pad, + GstBuffer ** p_buf) +{ + gst_buffer_replace (p_buf, buf); +} + static void videocrop_test_cropping_init_context (GstVideoCropTestContext * ctx) { @@ -180,6 +188,15 @@ videocrop_test_cropping_init_context (GstVideoCropTestContext * ctx) ctx->crop, ctx->sink, NULL); gst_element_link_many (ctx->src, ctx->filter, ctx->crop, ctx->sink, NULL); + /* set pattern to 'red' - for our purposes it doesn't matter anyway */ + g_object_set (ctx->src, "pattern", 4, NULL); + + g_object_set (ctx->sink, "signal-handoffs", TRUE, NULL); + g_signal_connect (ctx->sink, "preroll-handoff", G_CALLBACK (handoff_cb), + &ctx->last_buf); + + ctx->last_buf = NULL; + GST_LOG ("context inited"); } @@ -190,12 +207,15 @@ videocrop_test_cropping_deinit_context (GstVideoCropTestContext * ctx) gst_element_set_state (ctx->pipeline, GST_STATE_NULL); gst_object_unref (ctx->pipeline); + gst_buffer_replace (&ctx->last_buf, NULL); memset (ctx, 0x00, sizeof (GstVideoCropTestContext)); } +typedef void (*GstVideoCropTestBufferFunc) (GstBuffer * buffer); static void videocrop_test_cropping (GstVideoCropTestContext * ctx, GstCaps * in_caps, - gint left, gint right, gint top, gint bottom) + gint left, gint right, gint top, gint bottom, + GstVideoCropTestBufferFunc func) { GST_LOG ("lrtb = %03u %03u %03u %03u, caps = %" GST_PTR_FORMAT, left, right, top, bottom, in_caps); @@ -212,9 +232,146 @@ videocrop_test_cropping (GstVideoCropTestContext * ctx, GstCaps * in_caps, fail_unless (gst_element_get_state (ctx->pipeline, NULL, NULL, -1) == GST_STATE_CHANGE_SUCCESS); + if (func != NULL) { + func (ctx->last_buf); + } + gst_element_set_state (ctx->pipeline, GST_STATE_NULL); } +static void +check_1x1_buffer (GstBuffer * buf) +{ + GstStructure *s; + + fail_unless (buf != NULL); + fail_unless (GST_BUFFER_CAPS (buf) != NULL); + + s = gst_caps_get_structure (GST_BUFFER_CAPS (buf), 0); + if (gst_structure_has_name (s, "video/x-raw-yuv")) { + guint32 format = 0; + + fail_unless (gst_structure_get_fourcc (s, "format", &format)); + + /* the exact values we check for come from videotestsrc */ + switch (format) { + case GST_MAKE_FOURCC ('I', '4', '2', '0'): + fail_unless_equals_int (GST_BUFFER_DATA (buf)[0], 76); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[8], 85); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[12], 255); + break; + case GST_MAKE_FOURCC ('Y', 'V', '1', '2'): + fail_unless_equals_int (GST_BUFFER_DATA (buf)[0], 76); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[8], 255); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[12], 85); + break; + case GST_MAKE_FOURCC ('Y', '8', '0', '0'): + fail_unless_equals_int (GST_BUFFER_DATA (buf)[0], 76); + /* no chroma planes */ + break; + case GST_MAKE_FOURCC ('A', 'Y', 'U', 'V'): + fail_unless_equals_int (GST_BUFFER_DATA (buf)[1], 76); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[2], 85); + fail_unless_equals_int (GST_BUFFER_DATA (buf)[3], 255); + /* no chroma planes */ + break; + default: + GST_LOG ("not checking %" GST_FOURCC_FORMAT, GST_FOURCC_ARGS (format)); + break; + } + } else if (gst_structure_has_name (s, "video/x-raw-rgb")) { + guint32 pixel; + gint rmask = 0, bmask = 0, gmask = 0, endianness = 0, bpp = 0; + gint rshift, gshift, bshift; + + fail_unless (gst_structure_get_int (s, "red_mask", &rmask)); + fail_unless (gst_structure_get_int (s, "blue_mask", &bmask)); + fail_unless (gst_structure_get_int (s, "green_mask", &gmask)); + fail_unless (gst_structure_get_int (s, "bpp", &bpp)); + fail_unless (gst_structure_get_int (s, "endianness", &endianness)); + + fail_unless (rmask != 0); + fail_unless (gmask != 0); + fail_unless (bmask != 0); + fail_unless (bpp != 0); + fail_unless (endianness != 0); + + rshift = g_bit_nth_lsf (rmask, -1); + gshift = g_bit_nth_lsf (gmask, -1); + bshift = g_bit_nth_lsf (bmask, -1); + + switch (bpp) { + case 32:{ + if (endianness == G_LITTLE_ENDIAN) + pixel = GST_READ_UINT32_LE (GST_BUFFER_DATA (buf)); + else + pixel = GST_READ_UINT32_BE (GST_BUFFER_DATA (buf)); + break; + } + case 24:{ + if (endianness == G_BIG_ENDIAN) { + pixel = (GST_READ_UINT8 (GST_BUFFER_DATA (buf)) << 16) | + (GST_READ_UINT8 (GST_BUFFER_DATA (buf) + 1) << 8) | + (GST_READ_UINT8 (GST_BUFFER_DATA (buf) + 2) << 0); + } else { + pixel = (GST_READ_UINT8 (GST_BUFFER_DATA (buf) + 2) << 16) | + (GST_READ_UINT8 (GST_BUFFER_DATA (buf) + 1) << 8) | + (GST_READ_UINT8 (GST_BUFFER_DATA (buf) + 0) << 0); + } + break; + } + default:{ + GST_LOG ("not checking RGB-format buffer with %ubpp", bpp); + return; + } + } + + fail_unless_equals_int ((pixel & rmask) >> rshift, 0xff); + fail_unless_equals_int ((pixel & gmask) >> gshift, 0x00); + fail_unless_equals_int ((pixel & bmask) >> bshift, 0x00); + } +} + +GST_START_TEST (test_crop_to_1x1) +{ + GstVideoCropTestContext ctx; + GList *caps_list, *node; + + videocrop_test_cropping_init_context (&ctx); + + caps_list = video_crop_get_test_caps (ctx.crop); + + for (node = caps_list; node != NULL; node = node->next) { + GstStructure *s; + GstCaps *caps; + + caps = gst_caps_copy (GST_CAPS (node->data)); + s = gst_caps_get_structure (caps, 0); + fail_unless (s != NULL); + + GST_INFO ("testing format: %" GST_PTR_FORMAT, caps); + + gst_structure_set (s, "width", G_TYPE_INT, 160, + "height", G_TYPE_INT, 160, NULL); + + videocrop_test_cropping (&ctx, caps, 159, 0, 159, 0, check_1x1_buffer); + /* commented out because they don't really add anything useful check-wise: + videocrop_test_cropping (&ctx, caps, 0, 159, 0, 159, check_1x1_buffer); + videocrop_test_cropping (&ctx, caps, 159, 0, 0, 159, check_1x1_buffer); + videocrop_test_cropping (&ctx, caps, 0, 159, 159, 0, check_1x1_buffer); + */ + gst_caps_unref (caps); + } + g_list_foreach (caps_list, (GFunc) gst_caps_unref, NULL); + g_list_free (caps_list); + + videocrop_test_cropping_deinit_context (&ctx); +} + +GST_END_TEST; + + + GST_START_TEST (test_cropping) { GstVideoCropTestContext ctx; @@ -255,29 +412,33 @@ GST_START_TEST (test_cropping) GST_INFO (" - %d x %d", sizes_to_try[i].width, sizes_to_try[i].height); - videocrop_test_cropping (&ctx, caps, 0, 0, 0, 0); - videocrop_test_cropping (&ctx, caps, 1, 0, 0, 0); - videocrop_test_cropping (&ctx, caps, 0, 1, 0, 0); - videocrop_test_cropping (&ctx, caps, 0, 0, 1, 0); - videocrop_test_cropping (&ctx, caps, 0, 0, 0, 1); - videocrop_test_cropping (&ctx, caps, 63, 0, 0, 0); - videocrop_test_cropping (&ctx, caps, 0, 63, 0, 0); - videocrop_test_cropping (&ctx, caps, 0, 0, 63, 0); - videocrop_test_cropping (&ctx, caps, 0, 0, 0, 63); - videocrop_test_cropping (&ctx, caps, 63, 0, 0, 1); - videocrop_test_cropping (&ctx, caps, 0, 63, 1, 0); - videocrop_test_cropping (&ctx, caps, 0, 1, 63, 0); - videocrop_test_cropping (&ctx, caps, 1, 0, 0, 63); - videocrop_test_cropping (&ctx, caps, 0, 0, 0, 0); - videocrop_test_cropping (&ctx, caps, 32, 0, 0, 128); - videocrop_test_cropping (&ctx, caps, 0, 32, 128, 0); - videocrop_test_cropping (&ctx, caps, 0, 128, 32, 0); - videocrop_test_cropping (&ctx, caps, 128, 0, 0, 32); - videocrop_test_cropping (&ctx, caps, 1, 1, 1, 1); - videocrop_test_cropping (&ctx, caps, 63, 63, 63, 63); - videocrop_test_cropping (&ctx, caps, 64, 64, 64, 64); + videocrop_test_cropping (&ctx, caps, 0, 0, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 1, 0, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 1, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 0, 1, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 0, 0, 1, NULL); + videocrop_test_cropping (&ctx, caps, 63, 0, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 63, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 0, 63, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 0, 0, 63, NULL); + videocrop_test_cropping (&ctx, caps, 63, 0, 0, 1, NULL); + videocrop_test_cropping (&ctx, caps, 0, 63, 1, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 1, 63, 0, NULL); + videocrop_test_cropping (&ctx, caps, 1, 0, 0, 63, NULL); + videocrop_test_cropping (&ctx, caps, 0, 0, 0, 0, NULL); + videocrop_test_cropping (&ctx, caps, 32, 0, 0, 128, NULL); + videocrop_test_cropping (&ctx, caps, 0, 32, 128, 0, NULL); + videocrop_test_cropping (&ctx, caps, 0, 128, 32, 0, NULL); + videocrop_test_cropping (&ctx, caps, 128, 0, 0, 32, NULL); + videocrop_test_cropping (&ctx, caps, 1, 1, 1, 1, NULL); + videocrop_test_cropping (&ctx, caps, 63, 63, 63, 63, NULL); + videocrop_test_cropping (&ctx, caps, 64, 64, 64, 64, NULL); } + + gst_caps_unref (caps); } + g_list_foreach (caps_list, (GFunc) gst_caps_unref, NULL); + g_list_free (caps_list); videocrop_test_cropping_deinit_context (&ctx); } @@ -285,13 +446,6 @@ GST_START_TEST (test_cropping) GST_END_TEST; -static void -handoff_cb (GstElement * sink, GstBuffer * buf, GstPad * pad, - GstBuffer ** p_buf) -{ - gst_buffer_replace (p_buf, buf); -} - static gboolean buffer_probe_cb (GstPad * pad, GstBuffer * buf, GstBuffer ** p_buf) { @@ -305,7 +459,6 @@ GST_START_TEST (test_passthrough) GstVideoCropTestContext ctx; GstPad *srcpad; GstBuffer *gen_buf = NULL; /* buffer generated by videotestsrc */ - GstBuffer *buf = NULL; videocrop_test_cropping_init_context (&ctx); @@ -318,10 +471,6 @@ GST_START_TEST (test_passthrough) g_object_set (ctx.crop, "left", 0, "right", 0, "top", 0, "bottom", 0, NULL); - g_object_set (ctx.sink, "signal-handoffs", TRUE, NULL); - - g_signal_connect (ctx.sink, "preroll-handoff", G_CALLBACK (handoff_cb), &buf); - state_ret = gst_element_set_state (ctx.pipeline, GST_STATE_PAUSED); fail_unless (state_ret != GST_STATE_CHANGE_FAILURE, "couldn't set pipeline to PAUSED state"); @@ -331,16 +480,14 @@ GST_START_TEST (test_passthrough) "pipeline failed to go to PAUSED state"); fail_unless (gen_buf != NULL); - fail_unless (buf != NULL); + fail_unless (ctx.last_buf != NULL); /* pass through should do nothing */ - fail_unless (gen_buf == buf); + fail_unless (gen_buf == ctx.last_buf); videocrop_test_cropping_deinit_context (&ctx); - fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (gen_buf) == 2); - gst_buffer_unref (buf); - fail_unless (GST_MINI_OBJECT_REFCOUNT_VALUE (gen_buf) == 1); + fail_unless_equals_int (GST_MINI_OBJECT_REFCOUNT_VALUE (gen_buf), 1); gst_buffer_unref (gen_buf); } @@ -609,12 +756,9 @@ videocrop_suite (void) #ifdef HAVE_VALGRIND if (RUNNING_ON_VALGRIND) { - /* otherwise valgrind errors out when liboil probes CPU extensions - * during which it causes SIGILLs etc. to be fired */ - g_setenv ("OIL_CPU_FLAGS", "0", 0); /* our tests take quite a long time, so increase - * timeout (~10 minutes on my 1.6GHz AMD K7) */ - tcase_set_timeout (tc_chain, 20 * 60); + * timeout (~25 minutes on my 1.6GHz AMD K7) */ + tcase_set_timeout (tc_chain, 30 * 60); } else #endif { @@ -623,6 +767,7 @@ videocrop_suite (void) } suite_add_tcase (s, tc_chain); + tcase_add_test (tc_chain, test_crop_to_1x1); tcase_add_test (tc_chain, test_caps_transform); tcase_add_test (tc_chain, test_passthrough); tcase_add_test (tc_chain, test_unit_sizes); @@ -631,4 +776,27 @@ videocrop_suite (void) return s; } -GST_CHECK_MAIN (videocrop); +int +main (int argc, char **argv) +{ + int nf; + + Suite *s = videocrop_suite (); + SRunner *sr = srunner_create (s); + +#ifdef HAVE_VALGRIND + if (RUNNING_ON_VALGRIND) { + /* otherwise valgrind errors out when liboil probes CPU extensions + * in oil_init() during which it causes SIGILLs etc. to be fired */ + g_setenv ("OIL_CPU_FLAGS", "0", 0); + } +#endif + + gst_check_init (&argc, &argv); + + srunner_run_all (sr, CK_NORMAL); + nf = srunner_ntests_failed (sr); + srunner_free (sr); + + return nf; +}