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interlacing wip3

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This commit is contained in:
minjaesong
2025-09-02 17:53:01 +09:00
parent c1f3a7182e
commit b8311685d7
5 changed files with 100 additions and 49 deletions
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17
assets/disk0/tvdos/bin/playtev.js
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@@ -436,6 +436,11 @@ const FRAME_SIZE = 560*448*3 // Total frame size = 752,640 bytes
const RGB_BUFFER_A = sys.malloc(FRAME_SIZE)
const RGB_BUFFER_B = sys.malloc(FRAME_SIZE)
// Static Yadif deinterlacing buffers (half-height field buffers for interlaced mode)
const FIELD_SIZE = 560 * 224 * 3 // Half-height field buffer size
const TEMP_FIELD_BUFFER = sys.malloc(FIELD_SIZE)
const PREV_FIELD_BUFFER = sys.malloc(FIELD_SIZE)
// Ping-pong buffer pointers (swap instead of copy)
let CURRENT_RGB_ADDR = RGB_BUFFER_A
let PREV_RGB_ADDR = RGB_BUFFER_B
@@ -444,6 +449,10 @@ let PREV_RGB_ADDR = RGB_BUFFER_B
sys.memset(RGB_BUFFER_A, 0, FRAME_PIXELS * 3)
sys.memset(RGB_BUFFER_B, 0, FRAME_PIXELS * 3)
// Initialize Yadif field buffers to black
sys.memset(TEMP_FIELD_BUFFER, 0, FIELD_SIZE)
sys.memset(PREV_FIELD_BUFFER, 0, FIELD_SIZE)
// Initialize display framebuffer to black
sys.memset(DISPLAY_RG_ADDR, 0, FRAME_PIXELS) // Black in RG plane
sys.memset(DISPLAY_BA_ADDR, 15, FRAME_PIXELS) // Black with alpha=15 (opaque) in BA plane
@@ -504,7 +513,7 @@ function setBiasLighting() {
graphics.setBackground(Math.round(bgr * 255), Math.round(bgg * 255), Math.round(bgb * 255))
}
let blockDataPtr = sys.malloc(560 * 448 * 3)
let blockDataPtr = sys.malloc(FRAME_SIZE)
// Main decoding loop - simplified for performance
try {
@@ -573,7 +582,7 @@ try {
// Hardware-accelerated TEV decoding to RGB buffers (YCoCg-R or XYB based on version)
try {
let decodeStart = sys.nanoTime()
graphics.tevDecode(blockDataPtr, CURRENT_RGB_ADDR, PREV_RGB_ADDR, width, height, [qualityY, qualityCo, qualityCg], frameCount, debugMotionVectors, version, isInterlaced)
graphics.tevDecode(blockDataPtr, CURRENT_RGB_ADDR, PREV_RGB_ADDR, width, height, [qualityY, qualityCo, qualityCg], frameCount, debugMotionVectors, version, isInterlaced, TEMP_FIELD_BUFFER, PREV_FIELD_BUFFER)
decodeTime = (sys.nanoTime() - decodeStart) / 1000000.0 // Convert to milliseconds
// Upload RGB buffer to display framebuffer with dithering
@@ -661,9 +670,11 @@ catch (e) {
}
finally {
// Cleanup working memory (graphics memory is automatically managed)
sys.free(blockDataPtr)
if (blockDataPtr > 0) sys.free(blockDataPtr)
if (RGB_BUFFER_A > 0) sys.free(RGB_BUFFER_A)
if (RGB_BUFFER_B > 0) sys.free(RGB_BUFFER_B)
if (TEMP_FIELD_BUFFER > 0) sys.free(TEMP_FIELD_BUFFER)
if (PREV_FIELD_BUFFER > 0) sys.free(PREV_FIELD_BUFFER)
audio.stop(0)
audio.purgeQueue(0)

5
assets/disk0/tvdos/bin/zfm.js
View File

@@ -35,6 +35,7 @@ const COL_HL_EXT = {
"ipf2": 191,
"txt": 223,
"md": 223,
"log": 223
}
const EXEC_FUNS = {
@@ -49,7 +50,9 @@ const EXEC_FUNS = {
"ipf1": (f) => _G.shell.execute(`decodeipf "${f}" -i`),
"ipf2": (f) => _G.shell.execute(`decodeipf "${f}" -i`),
"bas": (f) => _G.shell.execute(`basic "${f}"`),
"txt": (f) => _G.shell.execute(`less "${f}"`)
"txt": (f) => _G.shell.execute(`less "${f}"`),
"md": (f) => _G.shell.execute(`less "${f}"`),
"log": (f) => _G.shell.execute(`less "${f}"`)
}
let windowMode = 0 // 0 == left, 1 == right