Commited in SoC by Bobby Bingham on 2007-12-20 19:36:26 Originally committed as revision 12027 to svn://svn.ffmpeg.org/ffmpeg/trunk
Showing the changes to libavfilter/avfilter.c (1 of 1 file). Show all
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| @@ -96,18 +96,6 @@ int avfilter_link(AVFilterContext *src, unsigned srcpad, · 95 unmodified lines | ||
| 96 | 96 | return 0; |
| 97 | 97 | } |
| 98 | 98 | |
| 99 | −static int common_format(int *fmts0, int *fmts1) | |
| 100 | −{ | |
| 101 | − int i, j; | |
| 102 | − | |
| 103 | − for(i = 0; fmts0[i] != -1; i ++) | |
| 104 | − for(j = 0; fmts1[j] != -1; j ++) | |
| 105 | − if(fmts0[i] == fmts1[j]) | |
| 106 | − return fmts0[i]; | |
| 107 | − | |
| 108 | − return -1; | |
| 109 | −} | |
| 110 | − | |
| 111 | 99 | int avfilter_insert_filter(AVFilterLink *link, AVFilterContext *filt, |
| 112 | 100 | unsigned in, unsigned out) |
| 113 | 101 | { |
| @@ -131,57 +119,11 @@ int avfilter_insert_filter(AVFilterLink *link, AVFilterContext *filt, · 17 unmodified lines | ||
| 131 | 119 | |
| 132 | 120 | int avfilter_config_link(AVFilterLink *link) |
| 133 | 121 | { |
| 134 | − int *fmts[3] = {NULL,NULL,NULL}; | |
| 135 | 122 | int (*config_link)(AVFilterLink *); |
| 136 | − int *(*query_formats)(AVFilterLink *link); | |
| 137 | − | |
| 138 | − AVFilterContext *scale; | |
| 139 | − AVFilterLink *link2 = NULL; | |
| 140 | 123 | |
| 141 | 124 | if(!link) |
| 142 | 125 | return 0; |
| 143 | 126 | |
| 144 | − /* find a format both filters support */ | |
| 145 | − if(!(query_formats = link_spad(link).query_formats)) | |
| 146 | − query_formats = avfilter_default_query_output_formats; | |
| 147 | − fmts[0] = query_formats(link); | |
| 148 | − fmts[1] = link_dpad(link).query_formats(link); | |
| 149 | − if((link->format = common_format(fmts[0], fmts[1])) == -1) { | |
| 150 | − /* no common format found. insert scale filter to convert */ | |
| 151 | − if(!(scale = avfilter_open(&avfilter_vf_scale, NULL))) | |
| 152 | − goto format_done; | |
| 153 | − if(scale->filter->init(scale, NULL, NULL)) { | |
| 154 | − avfilter_destroy(scale); | |
| 155 | − goto format_done; | |
| 156 | − } | |
| 157 | − if(avfilter_insert_filter(link, scale, 0, 0)) | |
| 158 | − goto format_done; | |
| 159 | − link2 = scale->outputs[0]; | |
| 160 | − | |
| 161 | − /* now try again to find working colorspaces. | |
| 162 | − * XXX: is it safe to assume that the scale filter always supports the | |
| 163 | − * same input and output colorspaces? */ | |
| 164 | − fmts[2] = scale->input_pads[0].query_formats(link); | |
| 165 | − link->format = common_format(fmts[0], fmts[2]); | |
| 166 | − link2->format = common_format(fmts[1], fmts[2]); | |
| 167 | − } | |
| 168 | − | |
| 169 | −format_done: | |
| 170 | − av_free(fmts[0]); | |
| 171 | − av_free(fmts[1]); | |
| 172 | − av_free(fmts[2]); | |
| 173 | − if(link->format == -1 || (link2 && link2->format == -1)) { | |
| 174 | − if(link2) { | |
| 175 | − link->dst = link2->dst; | |
| 176 | − link->dstpad = link2->dstpad; | |
| 177 | − link->dst->inputs[link->dstpad] = link; | |
| 178 | − link->format = -1; | |
| 179 | − avfilter_destroy(scale); | |
| 180 | − av_free(link2); | |
| 181 | − } | |
| 182 | − return -1; | |
| 183 | − } | |
| 184 | − | |
| 185 | 127 | if(!(config_link = link_spad(link).config_props)) |
| 186 | 128 | config_link = avfilter_default_config_output_link; |
| 187 | 129 | if(config_link(link)) |
| @@ -192,18 +134,6 @@ format_done: · 4 unmodified lines | ||
| 192 | 134 | if(config_link(link)) |
| 193 | 135 | return -1; |
| 194 | 136 | |
| 195 | − if(link2) { | |
| 196 | − if(!(config_link = link_spad(link2).config_props)) | |
| 197 | − config_link = avfilter_default_config_output_link; | |
| 198 | − if(config_link(link2)) | |
| 199 | − return -1; | |
| 200 | − | |
| 201 | − if(!(config_link = link_dpad(link2).config_props)) | |
| 202 | − config_link = avfilter_default_config_input_link; | |
| 203 | − if(config_link(link2)) | |
| 204 | − return -1; | |
| 205 | − } | |
| 206 | − | |
| 207 | 137 | return 0; |
| 208 | 138 | } |
| 209 | 139 | |
| @@ -439,18 +369,3 @@ int avfilter_init_filter(AVFilterContext *filter, const char *args, void *opaque · 229 unmodified lines | ||
| 439 | 369 | return 0; |
| 440 | 370 | } |
| 441 | 371 | |
| 442 | −int *avfilter_make_format_list(int len, ...) | |
| 443 | −{ | |
| 444 | − int *ret, i; | |
| 445 | − va_list vl; | |
| 446 | − | |
| 447 | − ret = av_malloc(sizeof(int) * (len + 1)); | |
| 448 | − va_start(vl, len); | |
| 449 | − for(i = 0; i < len; i ++) | |
| 450 | − ret[i] = va_arg(vl, int); | |
| 451 | − va_end(vl); | |
| 452 | − ret[len] = -1; | |
| 453 | − | |
| 454 | − return ret; | |
| 455 | −} | |
| 456 | − | |