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), output_added(false), finalized(false)
+ : chain(width, height, get_static_pool()), width(width), height(height), framebuffer_format(framebuffer_format), output_added(false), finalized(false)
{
CHECK(init_movit(".", MOVIT_DEBUG_OFF));
if (data != NULL) {
add_input(data, pixel_format, color_space, gamma_curve);
}
-
- GLuint type;
- if (framebuffer_format == GL_RGBA8) {
- type = GL_UNSIGNED_BYTE;
- } else if (framebuffer_format == GL_RGBA16F || framebuffer_format == GL_RGBA32F) {
- type = GL_FLOAT;
- } else {
- // Add more here as needed.
- assert(false);
- }
-
- glGenTextures(1, &texnum);
- check_error();
- glBindTexture(GL_TEXTURE_2D, texnum);
- check_error();
- glTexImage2D(GL_TEXTURE_2D, 0, framebuffer_format, width, height, 0, GL_RGBA, type, NULL);
- check_error();
-
- glGenFramebuffers(1, &fbo);
- check_error();
- glBindFramebuffer(GL_FRAMEBUFFER, fbo);
- check_error();
- glFramebufferTexture2D(
- GL_FRAMEBUFFER,
- GL_COLOR_ATTACHMENT0,
- GL_TEXTURE_2D,
- texnum,
- 0);
- check_error();
- glBindFramebuffer(GL_FRAMEBUFFER, 0);
- check_error();
}
EffectChainTester::~EffectChainTester()
{
- glDeleteFramebuffers(1, &fbo);
- check_error();
- glDeleteTextures(1, &texnum);
- check_error();
}
Input *EffectChainTester::add_input(const float *data, MovitPixelFormat pixel_format, Colorspace color_space, GammaCurve gamma_curve, int input_width, int input_height)
}
void EffectChainTester::run(float *out_data, GLenum format, Colorspace color_space, GammaCurve gamma_curve, OutputAlphaFormat alpha_format)
+{
+ internal_run(out_data, GL_FLOAT, format, color_space, gamma_curve, alpha_format);
+}
+
+void EffectChainTester::run(unsigned char *out_data, GLenum format, Colorspace color_space, GammaCurve gamma_curve, OutputAlphaFormat alpha_format)
+{
+ internal_run(out_data, GL_UNSIGNED_BYTE, format, color_space, gamma_curve, alpha_format);
+}
+
+template<class T>
+void EffectChainTester::internal_run(T *out_data, GLenum internal_format, GLenum format, Colorspace color_space, GammaCurve gamma_curve, OutputAlphaFormat alpha_format)
{
if (!finalized) {
finalize_chain(color_space, gamma_curve, alpha_format);
}
- chain.render_to_fbo(fbo, width, height);
-
- glBindFramebuffer(GL_FRAMEBUFFER, fbo);
- check_error();
- 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();
- 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;
+ GLuint type;
+ if (framebuffer_format == GL_RGBA8) {
+ type = GL_UNSIGNED_BYTE;
+ } else if (framebuffer_format == GL_RGBA16F || framebuffer_format == GL_RGBA32F) {
+ type = GL_FLOAT;
} else {
- glReadPixels(0, 0, width, height, format, GL_FLOAT, out_data);
- check_error();
+ // Add more here as needed.
+ assert(false);
}
- if (format == GL_RGBA) {
- width *= 4;
- }
+ GLuint fbo, texnum;
- vertical_flip(out_data, width, height);
-}
+ glGenTextures(1, &texnum);
+ check_error();
+ glBindTexture(GL_TEXTURE_2D, texnum);
+ check_error();
+ glTexImage2D(GL_TEXTURE_2D, 0, framebuffer_format, width, height, 0, GL_RGBA, type, NULL);
+ check_error();
-void EffectChainTester::run(unsigned char *out_data, GLenum format, Colorspace color_space, GammaCurve gamma_curve, OutputAlphaFormat alpha_format)
-{
- if (!finalized) {
- finalize_chain(color_space, gamma_curve, alpha_format);
- }
+ glGenFramebuffers(1, &fbo);
+ check_error();
+ glBindFramebuffer(GL_FRAMEBUFFER, fbo);
+ check_error();
+ glFramebufferTexture2D(
+ GL_FRAMEBUFFER,
+ GL_COLOR_ATTACHMENT0,
+ GL_TEXTURE_2D,
+ texnum,
+ 0);
+ check_error();
+ glBindFramebuffer(GL_FRAMEBUFFER, 0);
+ check_error();
chain.render_to_fbo(fbo, width, height);
check_error();
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);
+ T *temp = new T[width * height * 4];
+ glReadPixels(0, 0, width, height, GL_RGBA, internal_format, temp);
check_error();
if (format == GL_ALPHA) {
for (unsigned i = 0; i < width * height; ++i) {
}
delete[] temp;
} else {
- glReadPixels(0, 0, width, height, format, GL_UNSIGNED_BYTE, out_data);
+ glReadPixels(0, 0, width, height, format, internal_format, out_data);
check_error();
}
+ glDeleteFramebuffers(1, &fbo);
+ check_error();
+ glDeleteTextures(1, &texnum);
+ check_error();
+
if (format == GL_RGBA) {
width *= 4;
}