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113 lines
3.6 KiB
113 lines
3.6 KiB
4 months ago
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/*
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* Copyright © 2019 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors: Simon Ser <simon.ser@intel.com>
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*/
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#ifndef IGT_INFOFRAME_H
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#define IGT_INFOFRAME_H
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#include "config.h"
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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enum infoframe_avi_rgb_ycbcr {
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INFOFRAME_AVI_RGB = 0,
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INFOFRAME_AVI_YCBCR422 = 1,
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INFOFRAME_AVI_YCBCR444 = 2,
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INFOFRAME_AVI_YCBCR420 = 3,
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INFOFRAME_AVI_IDO_DEFINED = 7,
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};
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enum infoframe_avi_scan {
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INFOFRAME_AVI_SCAN_UNSPECIFIED = 0,
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INFOFRAME_AVI_OVERSCAN = 1,
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INFOFRAME_AVI_UNDERSCAN = 2,
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};
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enum infoframe_avi_colorimetry {
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INFOFRAME_AVI_COLORIMETRY_UNSPECIFIED = 0,
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INFOFRAME_AVI_SMPTE_170M = 1,
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INFOFRAME_AVI_ITUR_BT709 = 2,
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INFOFRAME_AVI_COLORIMETRY_EXTENDED = 3,
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};
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enum infoframe_avi_picture_aspect_ratio {
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INFOFRAME_AVI_PIC_AR_UNSPECIFIED = 0,
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INFOFRAME_AVI_PIC_AR_4_3 = 1,
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INFOFRAME_AVI_PIC_AR_16_9 = 2,
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};
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enum infoframe_avi_active_aspect_ratio {
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INFOFRAME_AVI_ACT_AR_PIC = 8, /* same as picture aspect ratio */
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INFOFRAME_AVI_ACT_AR_4_3 = 9,
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INFOFRAME_AVI_ACT_AR_16_9 = 10,
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INFOFRAME_AVI_ACT_AR_14_9 = 11,
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};
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#define INFOFRAME_AVI_VIC_UNSPECIFIED 0
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struct infoframe_avi {
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enum infoframe_avi_rgb_ycbcr rgb_ycbcr;
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enum infoframe_avi_scan scan;
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enum infoframe_avi_colorimetry colorimetry;
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enum infoframe_avi_picture_aspect_ratio picture_aspect_ratio;
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enum infoframe_avi_active_aspect_ratio active_aspect_ratio;
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uint8_t vic; /* Video Identification Code */
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/* TODO: remaining fields */
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};
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enum infoframe_audio_coding_type {
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INFOFRAME_AUDIO_CT_UNSPECIFIED = 0, /* refer to stream header */
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INFOFRAME_AUDIO_CT_PCM = 1, /* IEC 60958 PCM */
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INFOFRAME_AUDIO_CT_AC3 = 2,
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INFOFRAME_AUDIO_CT_MPEG1 = 3,
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INFOFRAME_AUDIO_CT_MP3 = 4,
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INFOFRAME_AUDIO_CT_MPEG2 = 5,
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INFOFRAME_AUDIO_CT_AAC = 6,
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INFOFRAME_AUDIO_CT_DTS = 7,
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INFOFRAME_AUDIO_CT_ATRAC = 8,
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INFOFRAME_AUDIO_CT_ONE_BIT = 9,
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INFOFRAME_AUDIO_CT_DOLBY = 10, /* Dolby Digital + */
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INFOFRAME_AUDIO_CT_DTS_HD = 11,
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INFOFRAME_AUDIO_CT_MAT = 12,
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INFOFRAME_AUDIO_CT_DST = 13,
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INFOFRAME_AUDIO_CT_WMA_PRO = 14,
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};
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struct infoframe_audio {
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enum infoframe_audio_coding_type coding_type;
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int channel_count; /* -1 if unspecified */
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int sampling_freq; /* in Hz, -1 if unspecified */
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int sample_size; /* in bits, -1 if unspecified */
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/* TODO: speaker allocation */
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};
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bool infoframe_avi_parse(struct infoframe_avi *infoframe, int version,
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const uint8_t *buf, size_t buf_size);
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bool infoframe_audio_parse(struct infoframe_audio *infoframe, int version,
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const uint8_t *buf, size_t buf_size);
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#endif
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