/*
- * Id Quake II CIN Video Decoder
+ * id Quake II CIN Video Decoder
* Copyright (C) 2003 the ffmpeg project
*
* This file is part of FFmpeg.
/**
* @file idcinvideo.c
- * Id Quake II Cin Video Decoder by Dr. Tim Ferguson
- * For more information about the Id CIN format, visit:
+ * id Quake II Cin Video Decoder by Dr. Tim Ferguson
+ * For more information about the id CIN format, visit:
* http://www.csse.monash.edu.au/~timf/
*
* This video decoder outputs PAL8 colorspace data. Interacting with this
* the demuxer must use the same extradata space to transmit an
* AVPaletteControl structure.
*
- * Id CIN video is purely Huffman-coded, intraframe-only codec. It achieves
+ * id CIN video is purely Huffman-coded, intraframe-only codec. It achieves
* a little more compression by exploiting the fact that adjacent pixels
* tend to be similar.
*
* num_huff_nodes[prev] - contains the index to the root node of the tree.
* That is: huff_nodes[prev][num_huff_nodes[prev]] is the root node.
*/
-static void huff_build_tree(IdcinContext *s, int prev) {
+static av_cold void huff_build_tree(IdcinContext *s, int prev) {
hnode_t *node, *hnodes;
int num_hnodes, i;
s->num_huff_nodes[prev] = num_hnodes - 1;
}
-static int idcin_decode_init(AVCodecContext *avctx)
+static av_cold int idcin_decode_init(AVCodecContext *avctx)
{
IdcinContext *s = avctx->priv_data;
int i, j, histogram_index = 0;
/* make sure the Huffman tables make it */
if (s->avctx->extradata_size != HUFFMAN_TABLE_SIZE) {
- av_log(s->avctx, AV_LOG_ERROR, " Id CIN video: expected extradata size of %d\n", HUFFMAN_TABLE_SIZE);
+ av_log(s->avctx, AV_LOG_ERROR, " id CIN video: expected extradata size of %d\n", HUFFMAN_TABLE_SIZE);
return -1;
}
avctx->release_buffer(avctx, &s->frame);
if (avctx->get_buffer(avctx, &s->frame)) {
- av_log(avctx, AV_LOG_ERROR, " Id CIN Video: get_buffer() failed\n");
+ av_log(avctx, AV_LOG_ERROR, " id CIN Video: get_buffer() failed\n");
return -1;
}
return buf_size;
}
-static int idcin_decode_end(AVCodecContext *avctx)
+static av_cold int idcin_decode_end(AVCodecContext *avctx)
{
IdcinContext *s = avctx->priv_data;
idcin_decode_end,
idcin_decode_frame,
CODEC_CAP_DR1,
+ .long_name = NULL_IF_CONFIG_SMALL("id Quake II CIN video"),
};