mpeg4.json 6.9 KB

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  1. {
  2. "title":"MPEG-4/H.264 video format",
  3. "description":"Commonly used video compression format.",
  4. "spec":"http://ip.hhi.de/imagecom_G1/assets/pdfs/csvt_overview_0305.pdf",
  5. "status":"other",
  6. "links":[
  7. {
  8. "url":"https://en.wikipedia.org/wiki/H.264/MPEG-4_AVC",
  9. "title":"Wikipedia article"
  10. },
  11. {
  12. "url":"http://www.interoperabilitybridges.com/html5-extension-for-wmp-plugin",
  13. "title":"Firefox extension allowing support in Win7"
  14. }
  15. ],
  16. "bugs":[
  17. {
  18. "description":"Chrome has performance problems with [long h.264 videos](http://oddlystudios.com/blog/html5-video-problems-in-chrome/)."
  19. },
  20. {
  21. "description":"Browsers have trouble with more than one audio track in a video (for multi-language support): IE 11 supports it, Firefox plays the last track, Chrome plays the first track."
  22. },
  23. {
  24. "description":"In Windows 7, the maximum supported resolution is 1920 \u00d7 1088 pixels for both software and DXVA decoding. [MSDN](https://msdn.microsoft.com/en-us/library/windows/desktop/dd797815(v=vs.85.aspx))."
  25. }
  26. ],
  27. "categories":[
  28. "Other"
  29. ],
  30. "stats":{
  31. "ie":{
  32. "5.5":"n",
  33. "6":"n",
  34. "7":"n",
  35. "8":"n",
  36. "9":"y",
  37. "10":"y",
  38. "11":"y"
  39. },
  40. "edge":{
  41. "12":"y",
  42. "13":"y",
  43. "14":"y",
  44. "15":"y",
  45. "16":"y",
  46. "17":"y",
  47. "18":"y",
  48. "76":"y"
  49. },
  50. "firefox":{
  51. "2":"n",
  52. "3":"n",
  53. "3.5":"n",
  54. "3.6":"n",
  55. "4":"n",
  56. "5":"n",
  57. "6":"n",
  58. "7":"n",
  59. "8":"n",
  60. "9":"n",
  61. "10":"n",
  62. "11":"n",
  63. "12":"n",
  64. "13":"n",
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  66. "15":"n",
  67. "16":"n",
  68. "17":"n",
  69. "18":"n",
  70. "19":"n",
  71. "20":"n",
  72. "21":"a",
  73. "22":"a",
  74. "23":"a",
  75. "24":"a",
  76. "25":"a",
  77. "26":"a",
  78. "27":"a",
  79. "28":"a",
  80. "29":"a",
  81. "30":"a",
  82. "31":"a",
  83. "32":"a",
  84. "33":"a",
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  91. "40":"y",
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  119. "68":"y",
  120. "69":"y",
  121. "70":"y",
  122. "71":"y"
  123. },
  124. "chrome":{
  125. "4":"y",
  126. "5":"y",
  127. "6":"y",
  128. "7":"y",
  129. "8":"y",
  130. "9":"y",
  131. "10":"y",
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  133. "12":"y",
  134. "13":"y",
  135. "14":"y",
  136. "15":"y",
  137. "16":"y",
  138. "17":"y",
  139. "18":"y",
  140. "19":"y",
  141. "20":"y",
  142. "21":"y",
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  148. "27":"y",
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  150. "29":"y",
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  152. "31":"y",
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  154. "33":"y",
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  160. "39":"y",
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  162. "41":"y",
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  164. "43":"y",
  165. "44":"y",
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  183. "62":"y",
  184. "63":"y",
  185. "64":"y",
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  189. "68":"y",
  190. "69":"y",
  191. "70":"y",
  192. "71":"y",
  193. "72":"y",
  194. "73":"y",
  195. "74":"y",
  196. "75":"y",
  197. "76":"y",
  198. "77":"y",
  199. "78":"y",
  200. "79":"y"
  201. },
  202. "safari":{
  203. "3.1":"n",
  204. "3.2":"y",
  205. "4":"y",
  206. "5":"y",
  207. "5.1":"y",
  208. "6":"y",
  209. "6.1":"y",
  210. "7":"y",
  211. "7.1":"y",
  212. "8":"y",
  213. "9":"y",
  214. "9.1":"y",
  215. "10":"y",
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  217. "11":"y",
  218. "11.1":"y",
  219. "12":"y",
  220. "12.1":"y",
  221. "13":"y",
  222. "TP":"y"
  223. },
  224. "opera":{
  225. "9":"n",
  226. "9.5-9.6":"n",
  227. "10.0-10.1":"n",
  228. "10.5":"n",
  229. "10.6":"n",
  230. "11":"n",
  231. "11.1":"n",
  232. "11.5":"n",
  233. "11.6":"n",
  234. "12":"n",
  235. "12.1":"n",
  236. "15":"n",
  237. "16":"n",
  238. "17":"n",
  239. "18":"n",
  240. "19":"n",
  241. "20":"n",
  242. "21":"n",
  243. "22":"n",
  244. "23":"n",
  245. "24":"n",
  246. "25":"y",
  247. "26":"y",
  248. "27":"y",
  249. "28":"y",
  250. "29":"y",
  251. "30":"y",
  252. "31":"y",
  253. "32":"y",
  254. "33":"y",
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  256. "35":"y",
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  258. "37":"y",
  259. "38":"y",
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  261. "40":"y",
  262. "41":"y",
  263. "42":"y",
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  271. "50":"y",
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  273. "52":"y",
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  275. "54":"y",
  276. "55":"y",
  277. "56":"y",
  278. "57":"y",
  279. "58":"y",
  280. "60":"y",
  281. "62":"y"
  282. },
  283. "ios_saf":{
  284. "3.2":"y",
  285. "4.0-4.1":"y",
  286. "4.2-4.3":"y",
  287. "5.0-5.1":"y",
  288. "6.0-6.1":"y",
  289. "7.0-7.1":"y",
  290. "8":"y",
  291. "8.1-8.4":"y",
  292. "9.0-9.2":"y",
  293. "9.3":"y",
  294. "10.0-10.2":"y",
  295. "10.3":"y",
  296. "11.0-11.2":"y",
  297. "11.3-11.4":"y",
  298. "12.0-12.1":"y",
  299. "12.2-12.3":"y",
  300. "13":"y"
  301. },
  302. "op_mini":{
  303. "all":"n"
  304. },
  305. "android":{
  306. "2.1":"a",
  307. "2.2":"a",
  308. "2.3":"a #1",
  309. "3":"a",
  310. "4":"a",
  311. "4.1":"a",
  312. "4.2-4.3":"a",
  313. "4.4":"y",
  314. "4.4.3-4.4.4":"y",
  315. "67":"y"
  316. },
  317. "bb":{
  318. "7":"y",
  319. "10":"y"
  320. },
  321. "op_mob":{
  322. "10":"n",
  323. "11":"y",
  324. "11.1":"y",
  325. "11.5":"y",
  326. "12":"y",
  327. "12.1":"y",
  328. "46":"y"
  329. },
  330. "and_chr":{
  331. "75":"y"
  332. },
  333. "and_ff":{
  334. "67":"a #2"
  335. },
  336. "ie_mob":{
  337. "10":"y",
  338. "11":"y"
  339. },
  340. "and_uc":{
  341. "12.12":"a"
  342. },
  343. "samsung":{
  344. "4":"y",
  345. "5.0-5.4":"y",
  346. "6.2-6.4":"y",
  347. "7.2-7.4":"y",
  348. "8.2":"y",
  349. "9.2":"y"
  350. },
  351. "and_qq":{
  352. "1.2":"y"
  353. },
  354. "baidu":{
  355. "7.12":"y"
  356. },
  357. "kaios":{
  358. "2.5":"y"
  359. }
  360. },
  361. "notes":"Firefox supports H.264 on Windows 7 and later since version 21. Firefox supports H.264 on Linux since version 26 if the appropriate gstreamer plug-ins are installed.\r\n\r\nPartial support for older Firefox versions refers to the lack of support in OS X & some non-Android Linux platforms.",
  362. "notes_by_num":{
  363. "1":"The Android 2.3 browser requires [specific handling](https://www.broken-links.com/2010/07/08/making-html5-video-work-on-android-phones/) to play videos.",
  364. "2":"Partial supports refers to the lack of hardware acceleration."
  365. },
  366. "usage_perc_y":93.08,
  367. "usage_perc_a":4.06,
  368. "ucprefix":false,
  369. "parent":"video",
  370. "keywords":"avc,mp4,mpv,mov,aac,h264",
  371. "ie_id":"",
  372. "chrome_id":"",
  373. "firefox_id":"",
  374. "webkit_id":"",
  375. "shown":true
  376. }