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Commit 3c694b49 authored by Mingshu Pang's avatar Mingshu Pang
Browse files

visualizer: fix sub-overflow 

Fix visualizer crash due to sub-overflow.

CRs-Fixed: 2593280
Change-Id: Id695dcadc6e5a4d333ddaabe7834db42ca52ed75
parent acf12bbb

visualizer/offload_visualizer.c

+4 −2
Original line number Diff line number Diff line
@@ -971,14 +971,16 @@ int visualizer_command(effect_context_t * context, uint32_t cmdCode, uint32_t cm 


        if (context->state == EFFECT_STATE_ACTIVE) {

            int32_t latency_ms = visu_ctxt->latency;

            const uint32_t delta_ms = visualizer_get_delta_time_ms_from_updated_time(visu_ctxt);

            const int32_t delta_ms = visualizer_get_delta_time_ms_from_updated_time(visu_ctxt);

            latency_ms -= delta_ms;

            if (latency_ms < 0) {

                latency_ms = 0;

            }

            const uint32_t delta_smp = context->config.inputCfg.samplingRate * latency_ms / 1000;



            int64_t capture_point = visu_ctxt->capture_idx - visu_ctxt->capture_size - delta_smp;

            int64_t capture_point = visu_ctxt->capture_idx;

            capture_point -= visu_ctxt->capture_size;

            capture_point -= delta_smp;

            int64_t capture_size = visu_ctxt->capture_size;

            if (capture_point < 0) {

                int64_t size = -capture_point;