- switch (avctx->bits_per_sample) {
- case 8:
- avctx->pix_fmt = PIX_FMT_PAL8;
- c->planes = 1;
- c->planemap[0] = 0; // 1st plane is palette indexes
- if (avctx->palctrl == NULL) {
- av_log(avctx, AV_LOG_ERROR, "Error: PAL8 format but no palette from demuxer.\n");
- return -1;
- }
- break;
- case 24:
- avctx->pix_fmt = avctx->get_format(avctx, pixfmt_rgb24);
- c->planes = 3;
- c->planemap[0] = 2; // 1st plane is red
- c->planemap[1] = 1; // 2nd plane is green
- c->planemap[2] = 0; // 3rd plane is blue
- break;
- case 32:
- avctx->pix_fmt = PIX_FMT_RGBA32;
- c->planes = 4;
-#ifdef WORDS_BIGENDIAN
- c->planemap[0] = 1; // 1st plane is red
- c->planemap[1] = 2; // 2nd plane is green
- c->planemap[2] = 3; // 3rd plane is blue
- c->planemap[3] = 0; // 4th plane is alpha???
-#else
- c->planemap[0] = 2; // 1st plane is red
- c->planemap[1] = 1; // 2nd plane is green
- c->planemap[2] = 0; // 3rd plane is blue
- c->planemap[3] = 3; // 4th plane is alpha???
-#endif
- break;
- default:
- av_log(avctx, AV_LOG_ERROR, "Error: Unsupported color depth: %u.\n", avctx->bits_per_sample);
- return -1;
- }