| 239 | } |
| 240 | |
| 241 | bool VideoImpl::updateBufferFromFile(fl::u32 now, bool forward) { |
| 242 | fl::u32 currFrameNumber = 0; |
| 243 | fl::u32 nextFrameNumber = 0; |
| 244 | bool needs_frame = |
| 245 | mFrameInterpolator->needsFrame(now, &currFrameNumber, &nextFrameNumber); |
| 246 | if (!needs_frame) { |
| 247 | return true; |
| 248 | } |
| 249 | bool has_curr_frame = mFrameInterpolator->has(currFrameNumber); |
| 250 | bool has_next_frame = mFrameInterpolator->has(nextFrameNumber); |
| 251 | if (has_curr_frame && has_next_frame) { |
| 252 | return true; |
| 253 | } |
| 254 | if (mFrameInterpolator->capacity() == 0) { |
| 255 | FL_WARN("capacity == 0"); |
| 256 | return false; |
| 257 | } |
| 258 | |
| 259 | fl::FixedVector<fl::u32, 2> frame_numbers; |
| 260 | if (!mFrameInterpolator->has(currFrameNumber)) { |
| 261 | frame_numbers.push_back(currFrameNumber); |
| 262 | } |
| 263 | if (mFrameInterpolator->capacity() > 1 && |
| 264 | !mFrameInterpolator->has(nextFrameNumber)) { |
| 265 | frame_numbers.push_back(nextFrameNumber); |
| 266 | } |
| 267 | |
| 268 | for (size_t i = 0; i < frame_numbers.size(); ++i) { |
| 269 | FramePtr recycled_frame; |
| 270 | if (mFrameInterpolator->full()) { |
| 271 | fl::u32 frame_to_erase = 0; |
| 272 | bool ok = false; |
| 273 | if (forward) { |
| 274 | ok = mFrameInterpolator->get_oldest_frame_number( |
| 275 | &frame_to_erase); |
| 276 | if (!ok) { |
| 277 | FL_WARN("get_oldest_frame_number failed"); |
| 278 | return false; |
| 279 | } |
| 280 | } else { |
| 281 | ok = mFrameInterpolator->get_newest_frame_number( |
| 282 | &frame_to_erase); |
| 283 | if (!ok) { |
| 284 | FL_WARN("get_newest_frame_number failed"); |
| 285 | return false; |
| 286 | } |
| 287 | } |
| 288 | recycled_frame = mFrameInterpolator->erase(frame_to_erase); |
| 289 | if (!recycled_frame) { |
| 290 | FL_WARN("erase failed for frame: " << frame_to_erase); |
| 291 | return false; |
| 292 | } |
| 293 | } |
| 294 | fl::u32 frame_to_fetch = frame_numbers[i]; |
| 295 | if (!recycled_frame) { |
| 296 | // Happens when we are not full and we need to allocate a new frame. |
| 297 | recycled_frame = fl::make_shared<Frame>(mPixelsPerFrame); |
| 298 | } |
nothing calls this directly
no test coverage detected