1sub vpx_scale_forward_decls() { 2print <<EOF 3struct yv12_buffer_config; 4EOF 5} 6forward_decls qw/vpx_scale_forward_decls/; 7 8# Scaler functions 9if (vpx_config("CONFIG_SPATIAL_RESAMPLING") eq "yes") { 10 add_proto qw/void vp8_horizontal_line_5_4_scale/, "const unsigned char *source, unsigned int source_width, unsigned char *dest, unsigned int dest_width"; 11 add_proto qw/void vp8_vertical_band_5_4_scale/, "unsigned char *source, unsigned int src_pitch, unsigned char *dest, unsigned int dest_pitch, unsigned int dest_width"; 12 add_proto qw/void vp8_horizontal_line_5_3_scale/, "const unsigned char *source, unsigned int source_width, unsigned char *dest, unsigned int dest_width"; 13 add_proto qw/void vp8_vertical_band_5_3_scale/, "unsigned char *source, unsigned int src_pitch, unsigned char *dest, unsigned int dest_pitch, unsigned int dest_width"; 14 add_proto qw/void vp8_horizontal_line_2_1_scale/, "const unsigned char *source, unsigned int source_width, unsigned char *dest, unsigned int dest_width"; 15 add_proto qw/void vp8_vertical_band_2_1_scale/, "unsigned char *source, unsigned int src_pitch, unsigned char *dest, unsigned int dest_pitch, unsigned int dest_width"; 16 add_proto qw/void vp8_vertical_band_2_1_scale_i/, "unsigned char *source, unsigned int src_pitch, unsigned char *dest, unsigned int dest_pitch, unsigned int dest_width"; 17} 18 19add_proto qw/void vp8_yv12_extend_frame_borders/, "struct yv12_buffer_config *ybf"; 20 21add_proto qw/void vp8_yv12_copy_frame/, "const struct yv12_buffer_config *src_ybc, struct yv12_buffer_config *dst_ybc"; 22 23add_proto qw/void vpx_yv12_copy_y/, "const struct yv12_buffer_config *src_ybc, struct yv12_buffer_config *dst_ybc"; 24 25if (vpx_config("CONFIG_VP9") eq "yes") { 26 add_proto qw/void vpx_extend_frame_borders/, "struct yv12_buffer_config *ybf"; 27 specialize qw/vpx_extend_frame_borders dspr2/; 28 29 add_proto qw/void vpx_extend_frame_inner_borders/, "struct yv12_buffer_config *ybf"; 30 specialize qw/vpx_extend_frame_inner_borders dspr2/; 31} 321; 33