avformat/mov_chan: make iso_channel_position table more compact
Signed-off-by: Marton Balint <cus@passwd.hu>
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@ -607,125 +607,51 @@ out:
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/* ISO/IEC 23001-8, table 8 */
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static const enum AVChannel iso_channel_position[] = {
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// 0: left front
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AV_CHAN_FRONT_LEFT,
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[0] = AV_CHAN_FRONT_LEFT, // left front
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[1] = AV_CHAN_FRONT_RIGHT, // right front
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[2] = AV_CHAN_FRONT_CENTER, // centre front
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[3] = AV_CHAN_LOW_FREQUENCY, // low frequency enhancement
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[4] = AV_CHAN_SIDE_LEFT, // left surround
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[5] = AV_CHAN_SIDE_RIGHT, // right surround
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[6] = AV_CHAN_FRONT_LEFT_OF_CENTER, // left front centre
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[7] = AV_CHAN_FRONT_RIGHT_OF_CENTER, // right front centre
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[8] = AV_CHAN_BACK_LEFT, // rear surround left
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[9] = AV_CHAN_BACK_RIGHT, // rear surround right
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[10] = AV_CHAN_BACK_CENTER, // rear centre
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[11] = AV_CHAN_SURROUND_DIRECT_LEFT, // left surround direct
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[12] = AV_CHAN_SURROUND_DIRECT_RIGHT, // right surround direct
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[13] = AV_CHAN_SIDE_SURROUND_LEFT, // left side surround
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[14] = AV_CHAN_SIDE_SURROUND_RIGHT, // right side surround
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[15] = AV_CHAN_WIDE_LEFT, // left wide front
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[16] = AV_CHAN_WIDE_RIGHT, // right wide front
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[17] = AV_CHAN_TOP_FRONT_LEFT, // left front vertical height
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[18] = AV_CHAN_TOP_FRONT_RIGHT, // right front vertical height
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[19] = AV_CHAN_TOP_FRONT_CENTER, // centre front vertical height
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[20] = AV_CHAN_TOP_BACK_LEFT, // left surround vertical height rear
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[21] = AV_CHAN_TOP_BACK_RIGHT, // right surround vertical height rear
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[22] = AV_CHAN_TOP_BACK_CENTER, // centre vertical height rear
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[23] = AV_CHAN_TOP_SIDE_LEFT, // left vertical height side surround
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[24] = AV_CHAN_TOP_SIDE_RIGHT, // right vertical height side surround
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[25] = AV_CHAN_TOP_CENTER, // top centre surround
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[26] = AV_CHAN_LOW_FREQUENCY_2, // low frequency enhancement 2
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[27] = AV_CHAN_BOTTOM_FRONT_LEFT, // left front vertical bottom
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[28] = AV_CHAN_BOTTOM_FRONT_RIGHT, // right front vertical bottom
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[29] = AV_CHAN_BOTTOM_FRONT_CENTER, // centre front vertical bottom
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[30] = AV_CHAN_TOP_SURROUND_LEFT, // left vertical height surround
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[31] = AV_CHAN_TOP_SURROUND_RIGHT, // right vertical height surround
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// 1: right front
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AV_CHAN_FRONT_RIGHT,
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[32] = AV_CHAN_NONE, // reserved
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[33] = AV_CHAN_NONE, // reserved
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[34] = AV_CHAN_NONE, // reserved
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[35] = AV_CHAN_NONE, // reserved
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// 2: centre front
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AV_CHAN_FRONT_CENTER,
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// 3: low frequence enhancement
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AV_CHAN_LOW_FREQUENCY,
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// 4: left surround
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AV_CHAN_SIDE_LEFT,
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// 5: right surround
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AV_CHAN_SIDE_RIGHT,
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// 6: left front centre
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AV_CHAN_FRONT_LEFT_OF_CENTER,
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// 7: right front centre
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AV_CHAN_FRONT_RIGHT_OF_CENTER,
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// 8: rear surround left
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AV_CHAN_BACK_LEFT,
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// 9: rear surround right
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AV_CHAN_BACK_RIGHT,
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// 10: rear centre
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AV_CHAN_BACK_CENTER,
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// 11: left surround direct
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AV_CHAN_SURROUND_DIRECT_LEFT,
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// 12: right surround direct
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AV_CHAN_SURROUND_DIRECT_RIGHT,
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// 13: left side surround
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AV_CHAN_SIDE_SURROUND_LEFT,
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// 14: right side surround
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AV_CHAN_SIDE_SURROUND_RIGHT,
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// 15: left wide front
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AV_CHAN_WIDE_LEFT,
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// 16: right wide front
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AV_CHAN_WIDE_RIGHT,
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// 17: left front vertical height
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AV_CHAN_TOP_FRONT_LEFT,
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// 18: right front vertical height
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AV_CHAN_TOP_FRONT_RIGHT,
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// 19: centre front vertical height
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AV_CHAN_TOP_FRONT_CENTER,
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// 20: left surround vertical height rear
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AV_CHAN_TOP_BACK_LEFT,
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// 21: right surround vertical height rear
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AV_CHAN_TOP_BACK_RIGHT,
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// 22: centre vertical height rear
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AV_CHAN_TOP_BACK_CENTER,
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// 23: left vertical height side surround
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AV_CHAN_TOP_SIDE_LEFT,
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// 24: right vertical height side surround
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AV_CHAN_TOP_SIDE_RIGHT,
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// 25: top centre surround
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AV_CHAN_TOP_CENTER,
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// 26: low frequency enhancement 2
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AV_CHAN_LOW_FREQUENCY_2,
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// 27: left front vertical bottom
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AV_CHAN_BOTTOM_FRONT_LEFT,
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// 28: right front vertical bottom
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AV_CHAN_BOTTOM_FRONT_RIGHT,
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// 29: centre front vertical bottom
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AV_CHAN_BOTTOM_FRONT_CENTER,
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// 30: left vertical height surround
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AV_CHAN_TOP_SURROUND_LEFT,
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// 31: right vertical height surround
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AV_CHAN_TOP_SURROUND_RIGHT,
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// 32, 33, 34, 35, reserved
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AV_CHAN_NONE,
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AV_CHAN_NONE,
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AV_CHAN_NONE,
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AV_CHAN_NONE,
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// 36: low frequency enhancement 3
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AV_CHAN_NONE,
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// 37: left edge of screen
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AV_CHAN_NONE,
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// 38: right edge of screen
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AV_CHAN_NONE,
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// 39: half-way between centre of screen and left edge of screen
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AV_CHAN_NONE,
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// 40: half-way between centre of screen and right edge of screen
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AV_CHAN_NONE,
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// 41: left back surround
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AV_CHAN_NONE,
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// 42: right back surround
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AV_CHAN_NONE,
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[36] = AV_CHAN_NONE, // low frequency enhancement 3
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[37] = AV_CHAN_NONE, // left edge of screen
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[38] = AV_CHAN_NONE, // right edge of screen
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[39] = AV_CHAN_NONE, // half-way between centre of screen and left edge of screen
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[40] = AV_CHAN_NONE, // half-way between centre of screen and right edge of screen
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[41] = AV_CHAN_NONE, // left back surround
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[42] = AV_CHAN_NONE, // right back surround
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// 43 - 125: reserved
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// 126: explicit position
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