void print_rotating_bar_example(void)
{
print_debug("Displaying rotating bars screen");
while(1) {
draw_line(400 ,100 , 400, 500, 0xFF00FF00); // |
clear_framebuffer();
draw_line(541 , 441 , 259, 159, 0xFF00FF00); // \ /
clear_framebuffer();
draw_line(200 , 300, 600, 300, 0xFF00FF00); // -
clear_framebuffer();
draw_line(259, 441 , 541, 159, 0xFF00FF00); // /
clear_framebuffer();
}
}
static gboolean
gst_sh_video_sink_stop (GstBaseSink *bsink)
{
GstSHVideoSink *sink = GST_SH_VIDEO_SINK (bsink);
GST_DEBUG_OBJECT(sink,"STOP, closing devices.");
clear_framebuffer(&sink->fb);
return TRUE;
}
void paint(void) {
render_prep_frame();
clear_framebuffer();
// Get the projection matrix_t
static fix16_t angle = 0;
int delta = g_angle_z - g_angle_z_smoothed;
if (delta > ACCEL_SMOOTH_CAP)
delta = ACCEL_SMOOTH_CAP;
else if (delta < -ACCEL_SMOOTH_CAP)
delta = -ACCEL_SMOOTH_CAP;
g_angle_z_smoothed += delta;
fix16_t pitch = (g_angle_z_smoothed * -14) - 3000;
if (pitch < -17000) pitch = -17000;
if (pitch > 11000) pitch = 11000;
render_create_3d_transform(
&g_last_transform,
&g_holomesh->transforms[holomesh_transform_perspective_pebble_aspect],
pitch,
angle);
angle += fix16_one >> 6;
// Set up viewport
viewport_t viewport;
viewport_init(&viewport, c_viewportWidth, c_viewportHeight);
// Transform the mesh
render_transform_hulls_info_t t;
t.transformed_points = g_transformed_points;
render_transform_hulls(
g_holomesh->hulls.ptr,
g_holomesh->hulls.size,
&viewport,
&g_last_transform,
&t);
render_frame_buffer_t fb;
fb.data = gbitmap_get_data(frameBufferBitmap);
fb.row_stride = gbitmap_get_bytes_per_row(frameBufferBitmap);
// Render the mesh
render_draw_mesh_solid(
&fb,
&viewport,
g_holomesh,
(const vec3_t* const*) g_transformed_points);
g_hologram_frame++;
}
bool AmVoutCvbs::init(VoutInitMode initMode, VoutDspMode dspMode, bool force)
{
bool ret = false;
if (mVoutParams) {
if (!is_vout_running() || is_vout_mode_changed(mVoutParams->video_mode) ||
force) {
int32_t sinkId = get_vout_sink_id();
if (AM_UNLIKELY(ioctl(mVoutIav, IAV_IOC_VOUT_SELECT_DEV, sinkId) < 0)) {
ERROR("IAV_IOC_VOUT_SELECT_DEV: %s", strerror(errno));
} else {
amba_video_sink_mode sinkConfig;
memset(&sinkConfig, 0, sizeof(amba_video_sink_mode));
sinkConfig.mode = mVoutParams->video_mode;
sinkConfig.ratio = AMBA_VIDEO_RATIO_AUTO;
sinkConfig.bits = AMBA_VIDEO_BITS_AUTO;
sinkConfig.type = AMBA_VOUT_SINK_TYPE_CVBS;
if ((mVoutParams->video_mode == AMBA_VIDEO_MODE_480I) ||
(mVoutParams->video_mode == AMBA_VIDEO_MODE_576I) ||
(mVoutParams->video_mode == AMBA_VIDEO_MODE_1080I)||
(mVoutParams->video_mode == AMBA_VIDEO_MODE_1080I_PAL)) {
sinkConfig.format = AMBA_VIDEO_FORMAT_INTERLACE;
} else {
sinkConfig.format = AMBA_VIDEO_FORMAT_PROGRESSIVE;
}
sinkConfig.sink_type = AMBA_VOUT_SINK_TYPE_CVBS;
sinkConfig.bg_color.y = 0x10;
sinkConfig.bg_color.cb = 0x80;
sinkConfig.bg_color.cr = 0x80;
sinkConfig.lcd_cfg.mode = AMBA_VOUT_LCD_MODE_DISABLE;
sinkConfig.osd_tailor = mVoutParams->tailored_info;
sinkConfig.id = sinkId;
sinkConfig.frame_rate = AMBA_VIDEO_FPS_AUTO;
sinkConfig.csc_en = mVoutParams->is_video_csc_enabled;
sinkConfig.hdmi_color_space = AMBA_VOUT_HDMI_CS_AUTO;
sinkConfig.hdmi_3d_structure = DDD_RESERVED;
sinkConfig.hdmi_overscan = AMBA_VOUT_HDMI_OVERSCAN_AUTO;
sinkConfig.video_en = ((initMode == AM_VOUT_INIT_DISABLE_VIDEO) ?
0 : mVoutParams->is_video_enabled);
sinkConfig.video_size = mVoutParams->vout_video_size;
sinkConfig.video_flip = mVoutParams->video_flip;
sinkConfig.video_rotate = mVoutParams->video_rotate;
sinkConfig.video_offset = mVoutParams->video_offset;
sinkConfig.fb_id = mVoutParams->framebuffer_id;
sinkConfig.osd_rescale = mVoutParams->osd_rescale;
sinkConfig.osd_offset = mVoutParams->osd_offset;
sinkConfig.display_input = AMBA_VOUT_INPUT_FROM_MIXER;
sinkConfig.direct_to_dsp = ((dspMode == AM_VOUT_DSP_DIRECT) ? 1 : 0);
if (mVoutParams->vout_video_size.specified) {
if ((mVoutParams->vout_video_size.vout_width == 0) ||
(mVoutParams->vout_video_size.vout_height == 0)) {
sinkConfig.video_size.vout_width =
video_mode_width(mVoutParams->video_mode);
sinkConfig.video_size.vout_height =
video_mode_height(mVoutParams->video_mode);
}
if ((mVoutParams->vout_video_size.video_width == 0) ||
(mVoutParams->vout_video_size.video_height == 0)) {
int32_t w = video_mode_width(mVoutParams->video_mode);
int32_t h = video_mode_height(mVoutParams->video_mode);
sinkConfig.video_size.video_width =
((w <= sinkConfig.video_size.vout_width)
? w : sinkConfig.video_size.vout_width);
sinkConfig.video_size.video_height =
((h <= sinkConfig.video_size.vout_height)
? h : sinkConfig.video_size.vout_height);
}
if ( (sinkConfig.video_size.video_width >
sinkConfig.video_size.vout_width) ||
(sinkConfig.video_size.video_height >
sinkConfig.video_size.vout_height) ) {
sinkConfig.video_size.video_width =
sinkConfig.video_size.vout_width;
sinkConfig.video_size.video_height=
sinkConfig.video_size.vout_height;
WARN("Video size is larger than VOUT size, "
"reset video size to VOUT size!");
}
} else {
sinkConfig.video_size.specified = 1;
sinkConfig.video_size.vout_width =
video_mode_width(mVoutParams->video_mode);
sinkConfig.video_size.vout_height =
video_mode_height(mVoutParams->video_mode);
sinkConfig.video_size.video_width =
sinkConfig.video_size.vout_width;
sinkConfig.video_size.video_height =
sinkConfig.video_size.vout_height;
}
if (mVoutParams->framebuffer_id >= 0) {
clear_framebuffer(mVoutParams);
}
if (AM_UNLIKELY(ioctl(mVoutIav,
IAV_IOC_VOUT_CONFIGURE_SINK,
&sinkConfig) < 0)) {
ERROR("IAV_IOC_VOUT_CONFIGURE_SINK: %s", strerror(errno));
} else {
ret = true;
}
}
} else {
ret = true; //Vout is already running, just return true.
NOTICE("CVBS is already initialized!");
}
} else {
ERROR("Invalid VOUT configuration for CVBS!");
}
return ret;
}
