{
reset_parameters(1);
params = new BC_Hash;
+ use_shm = frame.use_shm;
allocate_data(0, -1, 0, 0, 0, frame.w, frame.h,
frame.color_model, frame.bytes_per_line);
- copy_from(&frame);
+ copy_vframe(&frame);
}
+
VFrame::VFrame(int w, int h, int color_model, long bytes_per_line)
{
reset_parameters(1);
+// use bytes_per_line == 0 to allocate default unshared
+ if( !bytes_per_line ) { bytes_per_line = -1; use_shm = 0; }
params = new BC_Hash;
allocate_data(data, -1, 0, 0, 0, w, h,
color_model, bytes_per_line);
timestamp = -1.;
is_keyframe = 0;
draw_point = 0;
- set_pixel_color(BLACK);
+ pixel_rgb = 0x000000; // BLACK
+ pixel_yuv = 0x008080;
stipple = 0;
if(do_opengl)
case BC_YUV444P:
case BC_RGB_FLOATP:
case BC_RGBA_FLOATP:
+ case BC_GBRP:
break;
default:
this->u_offset = sz;
this->v_offset = sz + sz;
break;
+ case BC_GBRP:
+ if( this->v_offset ) break;
+ this->y_offset = 0;
+ this->u_offset = sz * sizeof(uint8_t);
+ this->v_offset = 2 * sz * sizeof(uint8_t);
+ break;
case BC_RGBA_FLOATP:
if( this->v_offset || a ) break;
a = this->data + 3 * sz * sizeof(float);
}
else {
memory_type = VFrame::PRIVATE;
+ this->data = 0;
int size = calculate_data_size(this->w, this->h,
this->bytes_per_line, this->color_model);
- if(BC_WindowBase::get_resources()->use_vframe_shm() && use_shm) {
+ if( use_shm && size >= SHM_MIN_SIZE &&
+ BC_WindowBase::get_resources()->use_vframe_shm() ) {
this->shmid = shmget(IPC_PRIVATE, size, IPC_CREAT | 0777);
- if(this->shmid < 0) {
- printf("VFrame::allocate_data %d could not allocate shared memory\n", __LINE__);
- }
-
- this->data = (unsigned char*)shmat(this->shmid, NULL, 0);
-//printf("VFrame::allocate_data %d %d %d\n", __LINE__, size, this->shmid);
-
-//printf("VFrame::allocate_data %d %p\n", __LINE__, this->data);
+ if( this->shmid >= 0 ) {
+ this->data = (unsigned char*)shmat(this->shmid, NULL, 0);
+//printf("VFrame::allocate_data %d %d %d %p\n", __LINE__, size, this->shmid, this->data);
// This causes it to automatically delete when the program exits.
- shmctl(this->shmid, IPC_RMID, 0);
+ shmctl(this->shmid, IPC_RMID, 0);
+ }
+ else {
+ printf("VFrame::allocate_data %d could not allocate"
+ " shared memory, %dx%d (model %d) size=0x%08x\n",
+ __LINE__, w, h, color_model, size);
+ BC_Trace::dump_shm_stats(stdout);
+ }
}
- else {
// Have to use malloc for libpng
-//printf("==vframe %d from %p\n", size, __builtin_return_address(0));
+ if( !this->data ) {
this->data = (unsigned char *)malloc(size);
+ this->shmid = -1;
}
-
// Memory check
// if(this->w * this->h > 1500 * 1100)
// printf("VFrame::allocate_data 2 this=%p w=%d h=%d this->data=%p\n",
bc_cmodel = BC_RGBA8888;
png_cmodel = PNG_COLOR_TYPE_RGB_ALPHA;
}
- vframe = new VFrame(get_w(), get_h(), bc_cmodel, -1);
+ vframe = new VFrame(get_w(), get_h(), bc_cmodel, 0);
vframe->transfer_from(this);
break;
}
bzero(get_v(), sz / 2);
break;
+ case BC_GBRP:
+ bzero(get_y(), sz);
+ bzero(get_u(), sz);
+ bzero(get_b(), sz);
+ break;
+
case BC_RGBA_FLOATP: if( a ) {
float *ap = (float *)a;
for( int i=sz; --i>=0; ++ap ) *ap = 1.f; }
void VFrame::flip_vert()
{
- unsigned char *temp = new unsigned char[bytes_per_line];
- for(int i = 0, j = h - 1; i < j; i++, j--)
- {
+ unsigned char temp[bytes_per_line];
+ for( int i=0, j=h; --j>i; ++i ) {
memcpy(temp, rows[j], bytes_per_line);
memcpy(rows[j], rows[i], bytes_per_line);
memcpy(rows[i], temp, bytes_per_line);
}
- delete [] temp;
}
void VFrame::flip_horiz()
int VFrame::copy_from(VFrame *frame)
{
+ if(this->w != frame->get_w() ||
+ this->h != frame->get_h())
+ {
+ printf("VFrame::copy_from %d sizes differ src %dx%d != dst %dx%d\n",
+ __LINE__,
+ frame->get_w(),
+ frame->get_h(),
+ get_w(),
+ get_h());
+ return 1;
+ }
+
int w = MIN(this->w, frame->get_w());
int h = MIN(this->h, frame->get_h());
timestamp = frame->timestamp;
break;
}
- params->copy_from(frame->params);
return 0;
}
int VFrame::transfer_from(VFrame *that, int bg_color, int in_x, int in_y, int in_w, int in_h)
{
+ timestamp = that->timestamp;
+ copy_params(that);
+
if( this->get_color_model() == that->get_color_model() &&
this->get_w() == that->get_w() && this->get_h() == that->get_h() &&
this->get_bytes_per_line() == that->get_bytes_per_line() )
return this->copy_from(that);
- timestamp = that->timestamp;
#if 0
BC_CModels::transfer(
this->get_rows(), that->get_rows(), // Packed data out/in
that->get_bytes_per_line(),
bg_color);
#endif
- params->copy_from(that->params);
return 0;
}
{
clear_stacks();
- for(int i = 0; i < src->next_effects.total; i++)
- {
- char *ptr;
- next_effects.append(ptr = new char[strlen(src->next_effects.values[i]) + 1]);
- strcpy(ptr, src->next_effects.values[i]);
- }
- for(int i = 0; i < src->prev_effects.total; i++)
- {
- char *ptr;
- prev_effects.append(ptr = new char[strlen(src->prev_effects.values[i]) + 1]);
- strcpy(ptr, src->prev_effects.values[i]);
- }
+ for( int i=0; i < src->next_effects.total; ++i )
+ next_effects.append(cstrdup(src->next_effects[i]));
+ for( int i=0; i < src->prev_effects.total; ++i )
+ prev_effects.append(cstrdup(src->prev_effects[i]));
copy_params(src);
}
+int VFrame::copy_vframe(VFrame *frame)
+{
+ copy_stacks(frame);
+ return copy_from(frame);
+}
+
int VFrame::equal_stacks(VFrame *src)
{
for(int i = 0; i < src->next_effects.total && i < next_effects.total; i++)
int ir = 0xff & (pixel_rgb >> 16);
int ig = 0xff & (pixel_rgb >> 8);
int ib = 0xff & (pixel_rgb >> 0);
- bc_rgb2yuv(ir,ig,ib, ir,ig,ib);
+ YUV::yuv.rgb_to_yuv_8(ir, ig, ib);
pixel_yuv = (ir<<16) | (ig<<8) | (ib<<0);
}
}
}
+
void VFrame::draw_rect(int x1, int y1, int x2, int y2)
{
draw_line(x1, y1, x2, y1);
draw_line(x1, y2 - 1, x1, y1 + 1);
}
+
+void VFrame::draw_oval(int x1, int y1, int x2, int y2)
+{
+ int w = x2 - x1;
+ int h = y2 - y1;
+ int center_x = (x2 + x1) / 2;
+ int center_y = (y2 + y1) / 2;
+ int x_table[h / 2];
+
+//printf("VFrame::draw_oval %d %d %d %d %d\n", __LINE__, x1, y1, x2, y2);
+
+ for(int i = 0; i < h / 2; i++) {
+// A^2 = -(B^2) + C^2
+ x_table[i] = (int)(sqrt(-SQR(h / 2 - i) + SQR(h / 2)) * w / h);
+//printf("VFrame::draw_oval %d i=%d x=%d\n", __LINE__, i, x_table[i]);
+ }
+
+ for(int i = 0; i < h / 2 - 1; i++) {
+ int x3 = x_table[i];
+ int x4 = x_table[i + 1];
+
+ if(x4 > x3 + 1) {
+ for(int j = x3; j < x4; j++) {
+ draw_pixel(center_x + j, y1 + i);
+ draw_pixel(center_x - j, y1 + i);
+ draw_pixel(center_x + j, y2 - i - 1);
+ draw_pixel(center_x - j, y2 - i - 1);
+ }
+ }
+ else {
+ draw_pixel(center_x + x3, y1 + i);
+ draw_pixel(center_x - x3, y1 + i);
+ draw_pixel(center_x + x3, y2 - i - 1);
+ draw_pixel(center_x - x3, y2 - i - 1);
+ }
+ }
+
+ draw_pixel(center_x, y1);
+ draw_pixel(center_x, y2 - 1);
+ draw_pixel(x1, center_y);
+ draw_pixel(x2 - 1, center_y);
+ draw_pixel(x1, center_y - 1);
+ draw_pixel(x2 - 1, center_y - 1);
+}
+
+
void VFrame::draw_arrow(int x1, int y1, int x2, int y2, int sz)
{
double angle = atan((float)(y2 - y1) / (float)(x2 - x1));