diff options
Diffstat (limited to 'video/out/opengl/ra_gl.c')
| -rw-r--r-- | video/out/opengl/ra_gl.c | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/video/out/opengl/ra_gl.c b/video/out/opengl/ra_gl.c index 356ed81d03..7112464e87 100644 --- a/video/out/opengl/ra_gl.c +++ b/video/out/opengl/ra_gl.c @@ -277,6 +277,13 @@ static struct ra_tex *gl_tex_create_blank(struct ra *ra, tex_gl->target = GL_TEXTURE_EXTERNAL_OES; } + if (params->downloadable && !(params->dimensions == 2 && + params->format->renderable)) + { + gl_tex_destroy(ra, tex); + return NULL; + } + return tex; } @@ -329,8 +336,11 @@ static struct ra_tex *gl_tex_create(struct ra *ra, gl_check_error(gl, ra->log, "after creating texture"); - // Even blitting needs an FBO in OpenGL for strange reasons - if (tex->params.render_dst || tex->params.blit_src || tex->params.blit_dst) { + // Even blitting needs an FBO in OpenGL for strange reasons. + // Download is handled by reading from an FBO. + if (tex->params.render_dst || tex->params.blit_src || + tex->params.blit_dst || tex->params.downloadable) + { if (!tex->params.format->renderable) { MP_ERR(ra, "Trying to create renderable texture with unsupported " "format.\n"); @@ -512,6 +522,18 @@ static bool gl_tex_upload(struct ra *ra, return true; } +static bool gl_tex_download(struct ra *ra, struct ra_tex_download_params *params) +{ + GL *gl = ra_gl_get(ra); + struct ra_tex *tex = params->tex; + struct ra_tex_gl *tex_gl = tex->priv; + if (!tex_gl->fbo) + return false; + return gl_read_fbo_contents(gl, tex_gl->fbo, 1, tex_gl->format, tex_gl->type, + tex->params.w, tex->params.h, params->dst, + params->stride); +} + static void gl_buf_destroy(struct ra *ra, struct ra_buf *buf) { if (!buf) @@ -1134,6 +1156,7 @@ static struct ra_fns ra_fns_gl = { .tex_create = gl_tex_create, .tex_destroy = gl_tex_destroy, .tex_upload = gl_tex_upload, + .tex_download = gl_tex_download, .buf_create = gl_buf_create, .buf_destroy = gl_buf_destroy, .buf_update = gl_buf_update, |