边转换边播放功能
This commit is contained in:
nnwang
2
.gitignore
vendored
Normal file
2
.gitignore
vendored
Normal file
@@ -0,0 +1,2 @@
|
||||
.history
|
||||
|
||||
141
play.lua
141
play.lua
@@ -1,5 +1,5 @@
|
||||
-- 简化版视频播放器
|
||||
local gpu = peripheral.wrap("tm_gpu_2")
|
||||
local gpu = peripheral.wrap("tm_gpu_0")
|
||||
gpu.refreshSize()
|
||||
gpu.setSize(64)
|
||||
local w, h = gpu.getSize()
|
||||
@@ -65,7 +65,7 @@ print("task_id: " .. task_id)
|
||||
|
||||
-- 用于记录已打印的日志数量，避免重复打印
|
||||
local total_logs_printed = 0
|
||||
|
||||
speakerrun = true
|
||||
while true do
|
||||
|
||||
|
||||
@@ -97,10 +97,17 @@ while true do
|
||||
total_logs_printed = total_logs_printed + #task_info.new_logs
|
||||
end
|
||||
|
||||
if task_info.result.audio_urls and speakerrun then
|
||||
speakerrun = false
|
||||
shell.run("bg speakerlib play ".. server_url .. task_info.result.audio_urls.audio_dfpwm_url .." ".. server_url .. task_info.result.audio_urls.audio_dfpwm_left_url .." ".. server_url .. task_info.result.audio_urls.audio_dfpwm_right_url)
|
||||
end
|
||||
|
||||
-- 检查是否完成
|
||||
if task_info.status == "completed" then
|
||||
if task_info.result.current_frames then
|
||||
if task_info.result.current_frames >= 200 then
|
||||
break
|
||||
end
|
||||
end
|
||||
|
||||
sleep(1)
|
||||
end
|
||||
@@ -111,18 +118,23 @@ local response = http.get(status_url, {["Content-Type"] = "application/json"})
|
||||
local finalResp = textutils.unserialiseJSON(response.readAll())
|
||||
response.close()
|
||||
|
||||
videoInfo = finalResp.result.result
|
||||
videoInfo = finalResp.result
|
||||
videoInfo.fps = 20
|
||||
|
||||
-- 此时 videoInfo 包含 frame_urls, audio_dfpwm_url 等字段
|
||||
print("\nTask completed! Total frames: " .. #videoInfo.frame_urls)
|
||||
videoInfo.frame_urls = {}
|
||||
|
||||
-- /frames/20116713/frame_000001.png
|
||||
for i = 1, videoInfo.total_frames - 10 do
|
||||
videoInfo.frame_urls[i] = "/frames/"..task_id.."/frame_" .. string.format("%06d", i) .. ".png"
|
||||
end
|
||||
|
||||
-- 播放音频 单通道
|
||||
--shell.run("bg speaker play", server_url .. videoInfo.audio_dfpwm_url)
|
||||
|
||||
-- server_url .. videoInfo.audio_dfpwm_url -- 音频单通道文件 URL
|
||||
-- server_url .. videoInfo.audio_dfpwm_right_url -- 音频右通道文件 URL
|
||||
-- server_url .. videoInfo.audio_dfpwm_left_url -- 音频左通道文件 URL
|
||||
shell.run("bg speakerlib play ".. server_url .. videoInfo.audio_dfpwm_url .." ".. server_url .. videoInfo.audio_dfpwm_left_url .." ".. server_url .. videoInfo.audio_dfpwm_right_url)
|
||||
-- server_url .. videoInfo.audio_urls.audio_dfpwm_url -- 音频单通道文件 URL
|
||||
-- server_url .. videoInfo.audio_urls.audio_dfpwm_right_url -- 音频右通道文件 URL
|
||||
-- server_url .. videoInfo.audio_urls.audio_dfpwm_left_url -- 音频左通道文件 URL
|
||||
|
||||
-- 下载和播放函数
|
||||
frames = {}
|
||||
local frameCount = 0
|
||||
@@ -163,92 +175,73 @@ local function unpackFramePack(data)
|
||||
|
||||
return frames
|
||||
end
|
||||
|
||||
-- 分批下载（每批 50 帧）
|
||||
local BATCH_SIZE = 20
|
||||
-- local totalFrames = #videoInfo.frame_urls
|
||||
local totalFrames = videoInfo.fps * 10 -- 仅下载前10秒以节省时间
|
||||
local allFrameData = {}
|
||||
|
||||
-- 第一步：构建所有需要下载的批次（仅前10秒）
|
||||
local initBatches = {}
|
||||
for startIdx = 1, totalFrames, BATCH_SIZE do
|
||||
local endIdx = math.min(startIdx + BATCH_SIZE - 1, totalFrames)
|
||||
print("Downloading batch: " .. startIdx .. " - " .. endIdx)
|
||||
|
||||
-- 构造要下载的 URL 列表（相对路径）
|
||||
local urls = {}
|
||||
for i = startIdx, endIdx do
|
||||
|
||||
table.insert(urls, videoInfo.frame_urls[i])
|
||||
end
|
||||
table.insert(initBatches, {
|
||||
start = startIdx,
|
||||
urls = urls
|
||||
})
|
||||
end
|
||||
|
||||
-- 请求打包
|
||||
print("Pre-caching first " .. totalFrames .. " frames (" .. #initBatches .. " batches)...")
|
||||
|
||||
-- 第二步：并发下载所有初始化批次
|
||||
local initTasks = {}
|
||||
for _, batch in ipairs(initBatches) do
|
||||
table.insert(initTasks, function()
|
||||
while true do
|
||||
resp1,err = http.post(
|
||||
server_url .. "/api/framepack",
|
||||
textutils.serializeJSON({ urls = urls }),
|
||||
{ ["Content-Type"] = "application/json" },
|
||||
true
|
||||
)
|
||||
local resp = http.post({
|
||||
url = server_url .. "/api/framepack?" .. batch.urls[1],
|
||||
headers = { ["Content-Type"] = "application/json" },
|
||||
body = textutils.serializeJSON({ urls = batch.urls }),
|
||||
timeout = 3,
|
||||
binary = true
|
||||
})
|
||||
|
||||
if resp1 then break end
|
||||
end
|
||||
if resp then
|
||||
local binData = resp.readAll()
|
||||
resp.close()
|
||||
|
||||
|
||||
|
||||
if not resp1 then error("Failed to download framepack "..err) end
|
||||
|
||||
local binData = resp1.readAll()
|
||||
print(#binData .. " bytes received")
|
||||
resp1.close()
|
||||
|
||||
-- 解包
|
||||
local batchFrames = unpackFramePack(binData)
|
||||
for i = 1, #batchFrames do
|
||||
allFrameData[startIdx + i - 1] = batchFrames[i]
|
||||
for idx = 1, #batchFrames do
|
||||
local globalIdx = batch.start + idx - 1
|
||||
allFrameData[globalIdx] = batchFrames[idx]
|
||||
end
|
||||
|
||||
print("Loaded batch: " .. #batchFrames .. " frames")
|
||||
sleep(0.1)
|
||||
print("Cached init batch: " .. batch.start .. " - " .. (batch.start + #batchFrames - 1))
|
||||
break
|
||||
else
|
||||
print("Retry init batch starting at " .. batch.start)
|
||||
sleep(0.5)
|
||||
end
|
||||
end
|
||||
end)
|
||||
end
|
||||
|
||||
-- 执行并发下载
|
||||
parallel.waitForAll(table.unpack(initTasks))
|
||||
|
||||
|
||||
|
||||
-- -- 预加载前N帧
|
||||
-- for i = 1, math.min(videoInfo.fps, #videoInfo.frame_urls) do
|
||||
|
||||
-- if frameData[i] then
|
||||
-- local data = frameData[i]
|
||||
-- local imgBin = {}
|
||||
-- for j = 1, #data do
|
||||
-- imgBin[#imgBin + 1] = data:byte(j)
|
||||
-- end
|
||||
|
||||
|
||||
-- local success, image = pcall(function()
|
||||
-- return gpu.decodeImage(table.unpack(imgBin))
|
||||
-- end)
|
||||
|
||||
-- if success then
|
||||
-- print("Loaded frame "..i .."/"..#videoInfo.frame_urls)
|
||||
|
||||
-- frames[i] = image
|
||||
|
||||
-- frameData[i] = nil
|
||||
-- data = nil
|
||||
-- frameCount = frameCount + 1
|
||||
-- else
|
||||
-- print(image)
|
||||
-- end
|
||||
-- end
|
||||
-- end
|
||||
print("Initial caching completed.")
|
||||
|
||||
-- 播放循环
|
||||
local frameDelay = tonumber(string.format("%.3f",1 / videoInfo.fps))
|
||||
print("Starting playback (FPS: " .. videoInfo.fps .. ")")
|
||||
print(frameDelay * #videoInfo.frame_urls)
|
||||
local starttime1 = os.clock()
|
||||
sleep(1)
|
||||
sleep(4)
|
||||
|
||||
|
||||
|
||||
@@ -311,11 +304,6 @@ local function cacheAhead()
|
||||
table.insert(downloadTasks, function()
|
||||
print("Downloading batch: " .. batch.start .. " - " .. (batch.start + #batch.urls - 1))
|
||||
while true do
|
||||
-- local resp = http.post(
|
||||
-- server_url .. "/api/framepack?"..batch.urls[1],
|
||||
-- textutils.serializeJSON({ urls = batch.urls }),
|
||||
-- { ["Content-Type"] = "application/json" }
|
||||
-- )
|
||||
local resp = http.post({
|
||||
url = server_url .. "/api/framepack?"..batch.urls[1],
|
||||
headers = { ["Content-Type"] = "application/json" },
|
||||
@@ -361,15 +349,6 @@ local function cacheAhead()
|
||||
end
|
||||
end
|
||||
|
||||
-- -- 音频播放协程
|
||||
-- local function playAudio()
|
||||
-- os.queueEvent("audio_start") -- 触发同步
|
||||
-- shell.run("bg speakerlib play " ..
|
||||
-- server_url .. videoInfo.audio_dfpwm_url .. " " ..
|
||||
-- server_url .. videoInfo.audio_dfpwm_left_url .. " " ..
|
||||
-- server_url .. videoInfo.audio_dfpwm_right_url)
|
||||
-- end
|
||||
|
||||
-- 视频渲染协程
|
||||
local function renderVideo()
|
||||
local frameIndex2 = 0
|
||||
|
||||
Reference in New Issue
Block a user