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fix(snapshot): add missing ASSERT checks (#3292)

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Co-authored-by: pengyiqiang <pengyiqiang@xiaomi.com>
This commit is contained in:
_VIFEXTech 2022-04-25 18:56:10 +08:00 committed by GitHub
parent 8481e3a33b
commit 9868cb92bc
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 2 deletions
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9
src/extra/others/snapshot/lv_snapshot.c
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@ -45,6 +45,7 @@
*/
uint32_t lv_snapshot_buf_size_needed(lv_obj_t * obj, lv_img_cf_t cf)
{
LV_ASSERT_NULL(obj);
switch(cf) {
case LV_IMG_CF_TRUE_COLOR_ALPHA:
case LV_IMG_CF_ALPHA_1BIT:
@ -81,8 +82,9 @@ uint32_t lv_snapshot_buf_size_needed(lv_obj_t * obj, lv_img_cf_t cf)
*/
lv_res_t lv_snapshot_take_to_buf(lv_obj_t * obj, lv_img_cf_t cf, lv_img_dsc_t * dsc, void * buf, uint32_t buff_size)
{
LV_ASSERT(dsc);
LV_ASSERT(buf);
LV_ASSERT_NULL(obj);
LV_ASSERT_NULL(dsc);
LV_ASSERT_NULL(buf);
switch(cf) {
case LV_IMG_CF_TRUE_COLOR_ALPHA:
@ -160,14 +162,17 @@ lv_res_t lv_snapshot_take_to_buf(lv_obj_t * obj, lv_img_cf_t cf, lv_img_dsc_t *
*/
lv_img_dsc_t * lv_snapshot_take(lv_obj_t * obj, lv_img_cf_t cf)
{
LV_ASSERT_NULL(obj);
uint32_t buff_size = lv_snapshot_buf_size_needed(obj, cf);
void * buf = lv_mem_alloc(buff_size);
LV_ASSERT_MALLOC(buf);
if(buf == NULL) {
return NULL;
}
lv_img_dsc_t * dsc = lv_mem_alloc(sizeof(lv_img_dsc_t));
LV_ASSERT_MALLOC(buf);
if(dsc == NULL) {
lv_mem_free(buf);
return NULL;