10 /* Component image sizes (possibly subsampled) */
16 JSAMPLE *data_y, *data_cb, *data_cr;
19 enum qscale_scaling_filter {
23 qscale_img *qscale_load_jpeg(const char *filename);
24 int qscale_save_jpeg(const qscale_img *image, const char *filename);
26 qscale_img *qscale_scale(qscale_img *source, int width, int height, int samp_h0, int samp_v0, int samp_h1, int samp_v1, int samp_h2, int samp_v2);
27 void qscale_destroy(qscale_img *image);
29 #endif /* !defined(_LIBQSCALE_H) */