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Revert "lavc/ccaption_dec: implement "erase non displayed memory""
This reverts commit 26abdd61a3
.
This commit is contained in:
parent
23a50c8ab9
commit
578b911b5e
@ -361,9 +361,12 @@ static void handle_pac(CCaptionSubContext *ctx, uint8_t hi, uint8_t lo)
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}
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}
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static void handle_erase(CCaptionSubContext *ctx, int64_t pts, int n_screen)
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/**
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* @param pts it is required to set end time
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*/
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static void handle_edm(CCaptionSubContext *ctx, int64_t pts)
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{
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struct Screen *screen = ctx->screen + n_screen;
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struct Screen *screen = ctx->screen + ctx->active_screen;
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reap_screen(ctx, pts);
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screen->row_used = 0;
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@ -371,7 +374,7 @@ static void handle_erase(CCaptionSubContext *ctx, int64_t pts, int n_screen)
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static void handle_eoc(CCaptionSubContext *ctx, int64_t pts)
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{
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handle_erase(ctx, pts, ctx->active_screen);
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handle_edm(ctx,pts);
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ctx->active_screen = !ctx->active_screen;
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ctx->cursor_column = 0;
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}
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@ -452,7 +455,7 @@ static void process_cc608(CCaptionSubContext *ctx, int64_t pts, uint8_t hi, uint
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break;
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case 0x2c:
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/* erase display memory */
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handle_erase(ctx, pts, ctx->active_screen);
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handle_edm(ctx, pts);
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break;
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case 0x2d:
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/* carriage return */
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@ -461,10 +464,6 @@ static void process_cc608(CCaptionSubContext *ctx, int64_t pts, uint8_t hi, uint
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roll_up(ctx);
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ctx->cursor_column = 0;
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break;
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case 0x2e:
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/* erase non displayed memory */
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handle_erase(ctx, pts, !ctx->active_screen);
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break;
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case 0x2f:
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/* end of caption */
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ff_dlog(ctx, "handle_eoc\n");
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