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dnpds40: When switching between matte and glossy prints, we always need

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both buffers free.
This commit is contained in:
Solomon Peachy 2014-02-02 14:17:12 -05:00
parent 7914f95d9c
commit 11cd411855
1 changed files with 13 additions and 1 deletions
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14
backend_dnpds40.c
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@ -63,6 +63,8 @@ struct dnpds40_ctx {
int type;
int buf_needed;
uint32_t last_matte;
uint8_t *qty_offset;
uint8_t *databuf;
@ -437,7 +439,17 @@ static int dnpds40_read_parse(void *vctx, int data_fd) {
/* Add in the size of this chunk */
ctx->datalen += sizeof(struct dnpds40_cmd) + j;
}
DEBUG("dpi %d matte %d mcut %d bufs %d\n", dpi, matte, multicut, ctx->buf_needed);
/* Special case: switching to matte or back needs both buffers */
if (matte != ctx->last_matte)
ctx->buf_needed = 2;
DEBUG("dpi %d matte %d(%d) mcut %d bufs %d\n",
dpi, matte, ctx->last_matte, multicut, ctx->buf_needed);
/* Track if our last print was matte */
ctx->last_matte = matte;
if (!ctx->datalen)
return 1;