lavc/ccaption_dec: simplify rollup cases

9 years ago · 0948e0f553
parent 22765140fa
commit 0948e0f553
1 changed files with 1 additions and 7 deletions
--- a/libavcodec/ccaption_dec.c
+++ b/libavcodec/ccaption_dec.c
@ -459,15 +459,9 @@ static void process_cc608(CCaptionSubContext *ctx, int64_t pts, uint8_t hi, uint
            handle_delete_end_of_row(ctx, hi, lo);
            break;
        case 0x25:
-            ctx->rollup = 2;
-            ctx->mode = CCMODE_ROLLUP;
-            break;
        case 0x26:
-            ctx->rollup = 3;
-            ctx->mode = CCMODE_ROLLUP;
-            break;
        case 0x27:
-            ctx->rollup = 4;
+            ctx->rollup = lo - 0x23;
            ctx->mode = CCMODE_ROLLUP;
            break;
        case 0x29: