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