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Update spice-html5

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This commit is contained in:
catborise 2020-01-23 15:49:43 +03:00
parent 34394c2b5e
commit 562fe5c3dc
36 changed files with 59278 additions and 1325 deletions
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38
static/js/spice-html5/webm.js
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@ -76,18 +76,20 @@ var WEBM_SIMPLE_BLOCK = [ 0xA3 ] ;
/*----------------------------------------------------------------------------
** Various OPUS / Webm constants
**--------------------------------------------------------------------------*/
var CLUSTER_SIMPLEBLOCK_FLAG_KEYFRAME = 1 << 7;
var Constants = {
CLUSTER_SIMPLEBLOCK_FLAG_KEYFRAME : 1 << 7,
var OPUS_FREQUENCY = 48000;
var OPUS_CHANNELS = 2;
OPUS_FREQUENCY : 48000,
OPUS_CHANNELS : 2,
var SPICE_PLAYBACK_CODEC = 'audio/webm; codecs="opus"';
var MAX_CLUSTER_TIME = 1000;
SPICE_PLAYBACK_CODEC : 'audio/webm; codecs="opus"',
MAX_CLUSTER_TIME : 1000,
var EXPECTED_PACKET_DURATION = 10;
var GAP_DETECTION_THRESHOLD = 50;
EXPECTED_PACKET_DURATION : 10,
GAP_DETECTION_THRESHOLD : 50,
var SPICE_VP8_CODEC = 'video/webm; codecs="vp8"';
SPICE_VP8_CODEC : 'video/webm; codecs="vp8"',
};
/*----------------------------------------------------------------------------
** EBML utility functions
@ -275,7 +277,7 @@ function webm_Audio(frequency)
{
this.id = WEBM_AUDIO;
this.sampling_frequency = frequency;
this.channels = OPUS_CHANNELS;
this.channels = Constants.OPUS_CHANNELS;
}
webm_Audio.prototype =
@ -407,12 +409,12 @@ function webm_AudioTrackEntry()
this.seek_pre_roll = 0; // 80000000; // fixme - check
this.codec_delay = 80000000; // Must match codec_private.preskip
this.codec_id = "A_OPUS";
this.audio = new webm_Audio(OPUS_FREQUENCY);
this.audio = new webm_Audio(Constants.OPUS_FREQUENCY);
// See: http://tools.ietf.org/html/draft-terriberry-oggopus-01
this.codec_private = [ 0x4f, 0x70, 0x75, 0x73, 0x48, 0x65, 0x61, 0x64, // OpusHead
0x01, // Version
OPUS_CHANNELS,
Constants.OPUS_CHANNELS,
0x00, 0x0F, // Preskip - 3840 samples - should be 8ms at 48kHz
0x80, 0xbb, 0x00, 0x00, // 48000
0x00, 0x00, // Output gain
@ -597,7 +599,7 @@ webm_SimpleBlock.prototype =
at = EBML_write_u64_data_len(this.data.byteLength + 4, dv, at);
at = EBML_write_u1_data_len(1, dv, at); // Track #
dv.setUint16(at, this.timecode); at += 2; // timecode - relative to cluster
dv.setUint8(at, this.keyframe ? CLUSTER_SIMPLEBLOCK_FLAG_KEYFRAME : 0); at += 1; // flags
dv.setUint8(at, this.keyframe ? Constants.CLUSTER_SIMPLEBLOCK_FLAG_KEYFRAME : 0); at += 1; // flags
// FIXME - There should be a better way to copy
var u8 = new Uint8Array(this.data);
@ -645,3 +647,15 @@ webm_Header.prototype =
this.info.buffer_size();
},
}
export {
Constants,
webm_Audio as Audio,
webm_Video as Video,
webm_AudioTrackEntry as AudioTrackEntry,
webm_VideoTrackEntry as VideoTrackEntry,
webm_Tracks as Tracks,
webm_Cluster as Cluster,
webm_SimpleBlock as SimpleBlock,
webm_Header as Header,
};