+ switch (s->bpp * 10 + s->bppcount) {
+ case 11:
+ s->avctx->pix_fmt = PIX_FMT_MONOBLACK;
+ break;
+ case 81:
+ s->avctx->pix_fmt = PIX_FMT_PAL8;
+ break;
+ case 243:
+ s->avctx->pix_fmt = PIX_FMT_RGB24;
+ break;
+ case 161:
+ s->avctx->pix_fmt = PIX_FMT_GRAY16BE;
+ break;
+ case 324:
+ s->avctx->pix_fmt = PIX_FMT_RGBA;
+ break;
+ case 483:
+ s->avctx->pix_fmt = s->le ? PIX_FMT_RGB48LE : PIX_FMT_RGB48BE;
+ break;
+ default:
+ av_log(s->avctx, AV_LOG_ERROR,
+ "This format is not supported (bpp=%d, bppcount=%d)\n",
+ s->bpp, s->bppcount);
+ return AVERROR_INVALIDDATA;
+ }
+ if (s->width != s->avctx->width || s->height != s->avctx->height) {
+ if ((ret = av_image_check_size(s->width, s->height, 0, s->avctx)) < 0)
+ return ret;
+ avcodec_set_dimensions(s->avctx, s->width, s->height);
+ }
+ if (s->picture.data[0])
+ s->avctx->release_buffer(s->avctx, &s->picture);
+ if ((ret = s->avctx->get_buffer(s->avctx, &s->picture)) < 0) {
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ return ret;
+ }
+ if (s->avctx->pix_fmt == PIX_FMT_PAL8) {
+ if (s->palette_is_set) {
+ memcpy(s->picture.data[1], s->palette, sizeof(s->palette));
+ } else {
+ /* make default grayscale pal */
+ pal = (uint32_t *) s->picture.data[1];
+ for (i = 0; i < 256; i++)
+ pal[i] = i * 0x010101;
+ }
+ }
+ return 0;
+}
+
+static int tiff_decode_tag(TiffContext *s, const uint8_t *start, const uint8_t *buf, const uint8_t *end_buf)