diff options
Diffstat (limited to 'src/post/planar/expand.c')
| -rw-r--r-- | src/post/planar/expand.c | 78 |
1 files changed, 39 insertions, 39 deletions
diff --git a/src/post/planar/expand.c b/src/post/planar/expand.c index 52bc2b37a..cc189118f 100644 --- a/src/post/planar/expand.c +++ b/src/post/planar/expand.c @@ -1,23 +1,23 @@ /* * Copyright (C) 2003 the xine project - * + * * This file is part of xine, a free video player. - * + * * xine is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * xine is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. - * + * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * - * $Id: + * $Id: * * expand video filter by James Stembridge 24/05/2003 * improved by Michael Roitzsch @@ -58,7 +58,7 @@ * bars to the left and right of the image and will then set up cropping * to efficiently remove the black border around the 4:3 image, which the * plugin would produce otherwise for this case. - */ + */ /* plugin class initialization function */ @@ -85,9 +85,9 @@ END_PARAM_DESCR(expand_param_descr) typedef struct post_expand_s { post_plugin_t post; - + xine_post_in_t parameter_input; - + int enable_automatic_shift; int overlay_y_offset; double aspect; @@ -114,8 +114,8 @@ static int expand_get_parameters(xine_post_t *this_gen, void *param_g static char *expand_get_help (void); /* replaced video port functions */ -static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, - uint32_t height, double ratio, +static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, + uint32_t height, double ratio, int format, int flags); /* replaced vo_frame functions */ @@ -131,15 +131,15 @@ static int32_t expand_overlay_add_event(video_overlay_manager_t *this_gen void *expand_init_plugin(xine_t *xine, void *data) { post_class_t *class = (post_class_t *)malloc(sizeof(post_class_t)); - + if (!class) return NULL; - + class->open_plugin = expand_open_plugin; class->get_identifier = expand_get_identifier; class->get_description = expand_get_description; class->dispose = expand_class_dispose; - + return class; } @@ -155,39 +155,39 @@ static post_plugin_t *expand_open_plugin(post_class_t *class_gen, int inputs, post_video_port_t *port; static xine_post_api_t post_api = { expand_set_parameters, expand_get_parameters, expand_get_param_descr, expand_get_help }; - + if (!this || !video_target || !video_target[0]) { free(this); return NULL; } - + _x_post_init(&this->post, 0, 1); - + this->enable_automatic_shift = 0; this->overlay_y_offset = 0; this->aspect = 4.0 / 3.0; this->centre_cut_out_mode = 0; this->cropping_active = 0; - + port = _x_post_intercept_video_port(&this->post, video_target[0], &input, &output); port->new_port.get_frame = expand_get_frame; port->new_frame->draw = expand_draw; port->intercept_ovl = expand_intercept_ovl; port->new_manager->add_event = expand_overlay_add_event; - + input_param = &this->parameter_input; input_param->name = "parameters"; input_param->type = XINE_POST_DATA_PARAMETERS; input_param->data = &post_api; xine_list_push_back(this->post.input, input_param); - + input->xine_in.name = "video"; output->xine_out.name = "expanded video"; - + this->post.xine_post.video_input[0] = &port->new_port; - + this->post.dispose = expand_dispose; - + return &this->post; } @@ -210,7 +210,7 @@ static void expand_class_dispose(post_class_t *class_gen) static void expand_dispose(post_plugin_t *this_gen) { post_expand_t *this = (post_expand_t *)this_gen; - + if (_x_post_dispose(this_gen)) free(this); } @@ -238,12 +238,12 @@ static int expand_get_parameters(xine_post_t *this_gen, void *param_gen) { post_expand_t *this = (post_expand_t *)this_gen; expand_parameters_t *param = (expand_parameters_t *)param_gen; - + param->enable_automatic_shift = this->enable_automatic_shift; param->overlay_y_offset = this->overlay_y_offset; param->aspect = this->aspect; param->centre_cut_out_mode = this->centre_cut_out_mode; - + return 1; } @@ -271,7 +271,7 @@ static int is_pixel_black(vo_frame_t *frame, int x, int y) if (x >= frame->width) x = frame->width - 1; if (y < 0) y = 0; if (y >= frame->height) y = frame->height - 1; - + switch (frame->format) { case XINE_IMGFMT_YV12: @@ -279,7 +279,7 @@ static int is_pixel_black(vo_frame_t *frame, int x, int y) Cr = *(frame->base[ 1 ] + frame->pitches[ 1 ] * y / 2 + x / 2); Cb = *(frame->base[ 2 ] + frame->pitches[ 2 ] * y / 2 + x / 2); break; - + case XINE_IMGFMT_YUY2: Y = *(frame->base[ 0 ] + frame->pitches[ 0 ] * y + x * 2 + 0); x &= ~1; @@ -340,8 +340,8 @@ static int expand_draw(vo_frame_t *frame, xine_stream_t *stream) } -static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, - uint32_t height, double ratio, +static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, + uint32_t height, double ratio, int format, int flags) { post_video_port_t *port = (post_video_port_t *)port_gen; @@ -349,27 +349,27 @@ static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, vo_frame_t *frame; uint32_t new_height, top_bar_height; int i, end; - + _x_post_rewire(&this->post); - + if (ratio <= 0.0) ratio = (double)width / (double)height; - + /* Calculate height of expanded frame */ new_height = (double)height * ratio / this->aspect; new_height = (new_height + 1) & ~1; top_bar_height = (new_height - height) / 2; top_bar_height = (top_bar_height + 1) & ~1; - + this->top_bar_height = top_bar_height; if (new_height > height && (format == XINE_IMGFMT_YV12 || format == XINE_IMGFMT_YUY2)) { frame = port->original_port->get_frame(port->original_port, width, new_height, this->aspect, format, flags); - + _x_post_inc_usage(port); frame = _x_post_intercept_video_frame(frame, port); - + /* paint black bars in the top and bottom of the frame and hide these * from the decoders by modifying the pointers to and * the size of the drawing area */ @@ -414,7 +414,7 @@ static vo_frame_t *expand_get_frame(xine_video_port_t *port_gen, uint32_t width, width, height, ratio, format, flags); /* no need to intercept this one, we are not going to do anything with it */ } - + return frame; } @@ -424,7 +424,7 @@ static int expand_intercept_ovl(post_video_port_t *port) post_expand_t *this = (post_expand_t *)port->post; if (this->centre_cut_out_mode && this->cropping_active) return 0; - + /* we always intercept overlay manager */ return 1; } @@ -435,7 +435,7 @@ static int32_t expand_overlay_add_event(video_overlay_manager_t *this_gen, void video_overlay_event_t *event = (video_overlay_event_t *)event_gen; post_video_port_t *port = _x_post_ovl_manager_to_port(this_gen); post_expand_t *this = (post_expand_t *)port->post; - + if (event->event_type == OVERLAY_EVENT_SHOW) { switch (event->object.object_type) { case 0: @@ -450,6 +450,6 @@ static int32_t expand_overlay_add_event(video_overlay_manager_t *this_gen, void event->object.overlay->y += this->top_bar_height; } } - + return port->original_manager->add_event(port->original_manager, event_gen); } |