gstreamer/ext/aom/gstav1utils.c

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/* AV1
* Copyright (C) 2018 Wonchul Lee <chul0812@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstav1utils.h"
typedef struct
{
enum aom_img_fmt aom_format;
GstVideoFormat gst_format;
} AomImageFormat;
static const AomImageFormat img_formats[] = {
{AOM_IMG_FMT_YV12, GST_VIDEO_FORMAT_YV12},
{AOM_IMG_FMT_I420, GST_VIDEO_FORMAT_I420},
{AOM_IMG_FMT_I422, GST_VIDEO_FORMAT_Y42B},
{AOM_IMG_FMT_I444, GST_VIDEO_FORMAT_Y444},
};
const char *
gst_av1_get_error_name (aom_codec_err_t status)
{
switch (status) {
case AOM_CODEC_OK:
return "OK";
case AOM_CODEC_ERROR:
return "error";
case AOM_CODEC_MEM_ERROR:
return "mem error";
case AOM_CODEC_ABI_MISMATCH:
return "abi mismatch";
case AOM_CODEC_INCAPABLE:
return "incapable";
case AOM_CODEC_UNSUP_BITSTREAM:
return "unsupported bitstream";
case AOM_CODEC_UNSUP_FEATURE:
return "unsupported feature";
case AOM_CODEC_CORRUPT_FRAME:
return "corrupt frame";
case AOM_CODEC_INVALID_PARAM:
return "invalid parameter";
default:
return "unknown";
}
}
gint
gst_video_format_to_av1_img_format (GstVideoFormat format)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (img_formats); i++)
if (img_formats[i].gst_format == format)
return img_formats[i].aom_format;
GST_WARNING ("av1 img format not found");
return -1;
}