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Representing images audio and text in binary

#1
05-16-2020, 06:21 PM
You see how every letter becomes a bunch of ones and zeros in storage. I map characters to their codes all the time during debugging sessions. Each code turns into binary without much fuss involved. You end up with long chains of bits representing whole paragraphs. Computers read those chains to display words on screen fast. And different languages need wider codes for accuracy. Unicode handles that by using variable lengths sometimes. But basic text stays simple with fixed bits per letter. Perhaps you check the byte counts to see the impact. Now larger documents take more binary space obviously. You consider how text encoding affects search functions too. I think the binary allows quick comparisons in memory. And it all starts from the basic idea of numbering symbols. You notice file sizes balloon with fancy scripts included. I often test conversions to spot any mismatches early. Perhaps the system pads extra bits for alignment needs. Now that keeps things running smooth across devices.
You break images into tiny dots called pixels first. I picture a grid filling up with color values next. Each dot grabs numbers for red green and blue shades. You convert those numbers straight into binary strings packed tight. Bit depth controls how many levels of color fit in. And more bits create richer tones without banding issues. You load the whole grid as one big binary blob then. I see compression tweak some bits to shrink files down. Perhaps lower quality drops details during that squeeze. Now playback rebuilds the picture from those bits alone. You compare raw versions against compressed ones often. I find the binary layout decides how fast renders happen. And grids grow huge for high resolution shots. You store extra info like dimensions right in the header bits. Perhaps gamma corrections hide in there too for better looks. Now edges blur if bits get corrupted somehow.
Audio turns waves into numbers through sampling steps. I capture amplitude points at set intervals quickly. You turn each point into binary with chosen depth. Sample rates pick how many points fit per second. And deeper bits capture finer volume shifts clearly. You pack all samples into a continuous binary stream. I notice low rates add weird distortions on playback. Perhaps filters smooth the output from those bits. Now players rebuild waves using the stored numbers. You test different rates to hear quality jumps. I compare bit depths for noise levels in tracks. And headers hold format details in binary form upfront. You mix channels by interleaving their binary data. Perhaps echoes get added via extra processing bits. Now files bloat fast with high fidelity choices.
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bob
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Representing images audio and text in binary

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