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[client/obs] improve frambuffer_read functions to support copy pitch

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Fixes #244
This commit is contained in:
Geoffrey McRae
2020-04-14 13:27:07 +10:00
parent ead09ed110
commit f6691a90c0
6 changed files with 68 additions and 36 deletions
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11
client/renderers/OpenGL/opengl.c
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@@ -1274,14 +1274,19 @@ static bool draw_frame(struct Inst * this)
glBindTexture(GL_TEXTURE_2D, this->frames[this->texIndex]);
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, this->vboID[this->texIndex]);
glPixelStorei(GL_UNPACK_ALIGNMENT , 4);
glPixelStorei(GL_UNPACK_ROW_LENGTH , this->format.stride);
const int bpp = this->format.bpp / 8;
glPixelStorei(GL_UNPACK_ALIGNMENT , bpp);
glPixelStorei(GL_UNPACK_ROW_LENGTH, this->format.width);
this->texPos = 0;
framebuffer_read_fn(
this->frame,
this->format.height,
this->format.width,
bpp,
this->format.pitch,
opengl_buffer_fn,
this->format.height * this->format.stride * 4,
this
);