static void
_init_upload (GstGLStereoSplit * split)
{
GstGLContext *context = split->context;
if (!split->upload) {
GstCaps *in_caps = gst_pad_get_current_caps (GST_PAD (split->sink_pad));
GstCaps *split_caps = gst_pad_get_current_caps (split->left_pad);
GstCaps *upload_caps = gst_caps_copy (in_caps);
GstCapsFeatures *gl_features =
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
GstCaps *gl_caps;
split->upload = gst_gl_upload_new (context);
gst_caps_set_features (upload_caps, 0,
gst_caps_features_copy (gl_features));
gst_gl_upload_set_caps (split->upload, in_caps, upload_caps);
gst_caps_unref (in_caps);
gl_caps = gst_caps_copy (upload_caps);
gst_caps_set_simple (gl_caps, "format", G_TYPE_STRING, "RGBA", NULL);
gst_caps_set_features (gl_caps, 0, gst_caps_features_copy (gl_features));
if (!split->convert) {
split->convert = gst_gl_color_convert_new (context);
gst_gl_color_convert_set_caps (split->convert, upload_caps, gl_caps);
}
gst_caps_unref (upload_caps);
gst_caps_features_free (gl_features);
gst_gl_view_convert_set_context (split->viewconvert, split->context);
split_caps = gst_caps_make_writable (split_caps);
gst_caps_set_simple (split_caps, "multiview-mode", G_TYPE_STRING,
"separated", "views", G_TYPE_INT, 2, NULL);
gst_gl_view_convert_set_caps (split->viewconvert, gl_caps, split_caps);
gst_caps_unref (split_caps);
gst_caps_unref (gl_caps);
}
}
static void
check_conversion (TestFrame * frames, guint size)
{
gint i, j, k, l;
gint ref_count = 0;
for (i = 0; i < size; i++) {
GstBuffer *inbuf;
GstVideoInfo in_info;
gint in_width = frames[i].width;
gint in_height = frames[i].height;
GstVideoFormat in_v_format = frames[i].v_format;
gchar *in_data[GST_VIDEO_MAX_PLANES] = { 0 };
GstGLMemory *in_mem[GST_VIDEO_MAX_PLANES] = { 0 };
GstVideoFrame in_frame;
GstCaps *in_caps;
gst_video_info_set_format (&in_info, in_v_format, in_width, in_height);
in_caps = gst_video_info_to_caps (&in_info);
gst_caps_set_features (in_caps, 0,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
in_data[j] = frames[i].data[j];
}
/* create GL buffer */
ref_count += GST_VIDEO_INFO_N_PLANES (&in_info);
inbuf = gst_buffer_new ();
fail_unless (gst_gl_memory_setup_wrapped (context, GST_GL_TEXTURE_TARGET_2D,
&in_info, NULL, (gpointer *) in_data, in_mem, &ref_count,
_frame_unref));
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
gst_buffer_append_memory (inbuf, (GstMemory *) in_mem[j]);
}
fail_unless (gst_video_frame_map (&in_frame, &in_info, inbuf,
GST_MAP_READ));
/* sanity check that the correct values were wrapped */
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
for (k = 0; k < _video_info_plane_size (&in_info, j); k++) {
if (in_data[j][k] != IGNORE_MAGIC)
fail_unless (((gchar *) in_frame.data[j])[k] == in_data[j][k]);
}
}
for (j = 0; j < size; j++) {
GstBuffer *outbuf;
GstVideoInfo out_info;
gint out_width = frames[j].width;
gint out_height = frames[j].height;
GstVideoFormat out_v_format = frames[j].v_format;
gchar *out_data[GST_VIDEO_MAX_PLANES] = { 0 };
GstVideoFrame out_frame;
GstCaps *out_caps;
gst_video_info_set_format (&out_info, out_v_format, out_width,
out_height);
out_caps = gst_video_info_to_caps (&out_info);
gst_caps_set_features (out_caps, 0,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
for (k = 0; k < GST_VIDEO_INFO_N_PLANES (&out_info); k++) {
out_data[k] = frames[j].data[k];
}
gst_gl_color_convert_set_caps (convert, in_caps, out_caps);
/* convert the data */
outbuf = gst_gl_color_convert_perform (convert, inbuf);
if (outbuf == NULL) {
const gchar *in_str = gst_video_format_to_string (in_v_format);
const gchar *out_str = gst_video_format_to_string (out_v_format);
GST_WARNING ("failed to convert from %s to %s", in_str, out_str);
}
fail_unless (gst_video_frame_map (&out_frame, &out_info, outbuf,
GST_MAP_READ));
/* check that the converted values are correct */
for (k = 0; k < GST_VIDEO_INFO_N_PLANES (&out_info); k++) {
for (l = 0; l < _video_info_plane_size (&out_info, k); l++) {
gchar out_pixel = ((gchar *) out_frame.data[k])[l];
if (out_data[k][l] != IGNORE_MAGIC && out_pixel != IGNORE_MAGIC)
fail_unless (out_pixel == out_data[k][l]);
/* FIXME: check alpha clobbering */
}
}
gst_caps_unref (out_caps);
gst_video_frame_unmap (&out_frame);
gst_buffer_unref (outbuf);
}
gst_caps_unref (in_caps);
gst_video_frame_unmap (&in_frame);
gst_buffer_unref (inbuf);
fail_unless_equals_int (ref_count, 0);
}
}
static void
check_conversion (TestFrame * frames, guint size)
{
GstGLBaseMemoryAllocator *base_mem_alloc;
gint i, j, k, l;
gint ref_count = 0;
base_mem_alloc =
GST_GL_BASE_MEMORY_ALLOCATOR (gst_allocator_find
(GST_GL_MEMORY_ALLOCATOR_NAME));
for (i = 0; i < size; i++) {
GstBuffer *inbuf;
GstVideoInfo in_info;
gint in_width = frames[i].width;
gint in_height = frames[i].height;
GstVideoFormat in_v_format = frames[i].v_format;
GstVideoFrame in_frame;
GstCaps *in_caps;
gst_video_info_set_format (&in_info, in_v_format, in_width, in_height);
in_caps = gst_video_info_to_caps (&in_info);
gst_caps_set_features (in_caps, 0,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
/* create GL buffer */
inbuf = gst_buffer_new ();
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
GstVideoGLTextureType tex_type = gst_gl_texture_type_from_format (context,
GST_VIDEO_INFO_FORMAT (&in_info), j);
GstGLVideoAllocationParams *params;
GstGLBaseMemory *mem;
ref_count++;
params = gst_gl_video_allocation_params_new_wrapped_data (context, NULL,
&in_info, j, NULL, GST_GL_TEXTURE_TARGET_2D, tex_type,
frames[i].data[j], &ref_count, _frame_unref);
mem = gst_gl_base_memory_alloc (base_mem_alloc,
(GstGLAllocationParams *) params);
gst_buffer_append_memory (inbuf, GST_MEMORY_CAST (mem));
gst_gl_allocation_params_free ((GstGLAllocationParams *) params);
}
fail_unless (gst_video_frame_map (&in_frame, &in_info, inbuf,
GST_MAP_READ));
/* sanity check that the correct values were wrapped */
for (j = 0; j < GST_VIDEO_INFO_N_PLANES (&in_info); j++) {
for (k = 0; k < _video_info_plane_size (&in_info, j); k++) {
if (frames[i].data[j][k] != IGNORE_MAGIC)
fail_unless (((gchar *) in_frame.data[j])[k] == frames[i].data[j][k]);
}
}
for (j = 0; j < size; j++) {
GstBuffer *outbuf;
GstVideoInfo out_info;
gint out_width = frames[j].width;
gint out_height = frames[j].height;
GstVideoFormat out_v_format = frames[j].v_format;
gchar *out_data[GST_VIDEO_MAX_PLANES] = { 0 };
GstVideoFrame out_frame;
GstCaps *out_caps;
gst_video_info_set_format (&out_info, out_v_format, out_width,
out_height);
out_caps = gst_video_info_to_caps (&out_info);
gst_caps_set_features (out_caps, 0,
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY));
for (k = 0; k < GST_VIDEO_INFO_N_PLANES (&out_info); k++) {
out_data[k] = frames[j].data[k];
}
gst_gl_color_convert_set_caps (convert, in_caps, out_caps);
/* convert the data */
outbuf = gst_gl_color_convert_perform (convert, inbuf);
if (outbuf == NULL) {
const gchar *in_str = gst_video_format_to_string (in_v_format);
const gchar *out_str = gst_video_format_to_string (out_v_format);
GST_WARNING ("failed to convert from %s to %s", in_str, out_str);
}
fail_unless (gst_video_frame_map (&out_frame, &out_info, outbuf,
GST_MAP_READ));
/* check that the converted values are correct */
for (k = 0; k < GST_VIDEO_INFO_N_PLANES (&out_info); k++) {
for (l = 0; l < _video_info_plane_size (&out_info, k); l++) {
gchar out_pixel = ((gchar *) out_frame.data[k])[l];
if (out_data[k][l] != IGNORE_MAGIC && out_pixel != IGNORE_MAGIC)
fail_unless (out_pixel == out_data[k][l]);
/* FIXME: check alpha clobbering */
}
}
gst_caps_unref (out_caps);
gst_video_frame_unmap (&out_frame);
gst_buffer_unref (outbuf);
}
gst_caps_unref (in_caps);
gst_video_frame_unmap (&in_frame);
gst_buffer_unref (inbuf);
fail_unless_equals_int (ref_count, 0);
}
gst_object_unref (base_mem_alloc);
}
static GstBuffer *
_default_pad_upload_buffer (GstGLMixer * mix, GstGLMixerFrameData * frame,
GstBuffer * buffer)
{
GstVideoAggregatorPad *vaggpad = GST_VIDEO_AGGREGATOR_PAD (frame->pad);
GstGLMixerPad *pad = frame->pad;
GstBuffer *uploaded_buf, *gl_buffer;
GstCaps *gl_caps;
GstCapsFeatures *gl_features;
GstVideoInfo gl_info;
GstVideoFrame gl_frame;
GstGLSyncMeta *sync_meta;
gst_video_info_set_format (&gl_info,
GST_VIDEO_FORMAT_RGBA,
GST_VIDEO_INFO_WIDTH (&vaggpad->info),
GST_VIDEO_INFO_HEIGHT (&vaggpad->info));
gl_features =
gst_caps_features_from_string (GST_CAPS_FEATURE_MEMORY_GL_MEMORY);
gl_caps = gst_video_info_to_caps (&gl_info);
gst_caps_set_features (gl_caps, 0, gst_caps_features_copy (gl_features));
if (!pad->upload) {
GstCaps *in_caps = gst_pad_get_current_caps (GST_PAD (pad));
GstCaps *upload_caps = gst_caps_copy (in_caps);
pad->upload = gst_gl_upload_new (mix->context);
gst_caps_set_features (upload_caps, 0,
gst_caps_features_copy (gl_features));
gst_gl_upload_set_caps (pad->upload, in_caps, upload_caps);
if (!pad->convert) {
pad->convert = gst_gl_color_convert_new (mix->context);
gst_gl_color_convert_set_caps (pad->convert, upload_caps, gl_caps);
}
gst_caps_unref (upload_caps);
gst_caps_unref (in_caps);
}
gst_caps_features_free (gl_features);
gst_caps_unref (gl_caps);
sync_meta = gst_buffer_get_gl_sync_meta (vaggpad->buffer);
if (sync_meta)
gst_gl_sync_meta_wait (sync_meta);
if (gst_gl_upload_perform_with_buffer (pad->upload,
vaggpad->buffer, &uploaded_buf) != GST_GL_UPLOAD_DONE) {
return NULL;
}
if (!(gl_buffer = gst_gl_color_convert_perform (pad->convert, uploaded_buf))) {
gst_buffer_unref (uploaded_buf);
return NULL;
}
if (!gst_video_frame_map (&gl_frame, &gl_info, gl_buffer,
GST_MAP_READ | GST_MAP_GL)) {
gst_buffer_unref (uploaded_buf);
gst_buffer_unref (gl_buffer);
return NULL;
}
frame->texture = *(guint *) gl_frame.data[0];
gst_buffer_unref (uploaded_buf);
gst_video_frame_unmap (&gl_frame);
return gl_buffer;
}
