EffectChainTester::EffectChainTester(const float *data, unsigned width, unsigned height,
MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve,
GLenum framebuffer_format)
- : chain(width, height, get_static_pool()), width(width), height(height), finalized(false)
+ : chain(width, height, get_static_pool()), width(width), height(height), output_added(false), finalized(false)
{
CHECK(init_movit(".", MOVIT_DEBUG_OFF));
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
check_error();
- if (!epoxy_is_desktop_gl() && format == GL_RED) {
+ if (!epoxy_is_desktop_gl() && (format == GL_RED || format == GL_BLUE || format == GL_ALPHA)) {
// GLES will only read GL_RGBA.
float *temp = new float[width * height * 4];
glReadPixels(0, 0, width, height, GL_RGBA, GL_FLOAT, temp);
check_error();
- for (int i = 0; i < width * height; ++i) {
- out_data[i] = temp[i * 4];
+ if (format == GL_ALPHA) {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4 + 3];
+ }
+ } else if (format == GL_BLUE) {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4 + 2];
+ }
+ } else {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4];
+ }
}
delete[] temp;
} else {
glBindFramebuffer(GL_FRAMEBUFFER, fbo);
check_error();
- if (!epoxy_is_desktop_gl() && format == GL_RED) {
+ if (!epoxy_is_desktop_gl() && (format == GL_RED || format == GL_BLUE || format == GL_ALPHA)) {
// GLES will only read GL_RGBA.
unsigned char *temp = new unsigned char[width * height * 4];
glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, temp);
check_error();
- for (int i = 0; i < width * height; ++i) {
- out_data[i] = temp[i * 4];
+ if (format == GL_ALPHA) {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4 + 3];
+ }
+ } else if (format == GL_BLUE) {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4 + 2];
+ }
+ } else {
+ for (unsigned i = 0; i < width * height; ++i) {
+ out_data[i] = temp[i * 4];
+ }
}
delete[] temp;
} else {
vertical_flip(out_data, width, height);
}
+void EffectChainTester::add_output(const ImageFormat &format, OutputAlphaFormat alpha_format)
+{
+ chain.add_output(format, alpha_format);
+ output_added = true;
+}
+
+void EffectChainTester::add_ycbcr_output(const ImageFormat &format, OutputAlphaFormat alpha_format, const YCbCrFormat &ycbcr_format)
+{
+ chain.add_ycbcr_output(format, alpha_format, ycbcr_format);
+ output_added = true;
+}
+
void EffectChainTester::finalize_chain(Colorspace color_space, GammaCurve gamma_curve, OutputAlphaFormat alpha_format)
{
assert(!finalized);
- ImageFormat image_format;
- image_format.color_space = color_space;
- image_format.gamma_curve = gamma_curve;
- chain.add_output(image_format, alpha_format);
+ if (!output_added) {
+ ImageFormat image_format;
+ image_format.color_space = color_space;
+ image_format.gamma_curve = gamma_curve;
+ chain.add_output(image_format, alpha_format);
+ output_added = true;
+ }
chain.finalize();
finalized = true;
}