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Code Issues Releases Activity

lavc/microdvddec: support "DEFAULT" properties.

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This commit is contained in:
Clément Bœsch 2012-06-15 19:05:34 +02:00
parent 0e7782c08e
commit 8f4ce626f8
1 changed files with 49 additions and 1 deletions
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50
libavcodec/microdvddec.c
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@ -311,11 +311,59 @@ end:
return avpkt->size; return avpkt->size;
} }
static int microdvd_init(AVCodecContext *avctx)
{
int i, sidx;
AVBPrint font_buf;
int font_size = ASS_DEFAULT_FONT_SIZE;
int color = ASS_DEFAULT_COLOR;
int bold = ASS_DEFAULT_BOLD;
int italic = ASS_DEFAULT_ITALIC;
int underline = ASS_DEFAULT_UNDERLINE;
int alignment = ASS_DEFAULT_ALIGNMENT;
struct microdvd_tag tags[sizeof(MICRODVD_TAGS) - 1] = {{0}};
av_bprint_init(&font_buf, 0, AV_BPRINT_SIZE_AUTOMATIC);
av_bprintf(&font_buf, "%s", ASS_DEFAULT_FONT);
if (avctx->extradata) {
microdvd_load_tags(tags, avctx->extradata);
for (i = 0; i < sizeof(MICRODVD_TAGS) - 1; i++) {
switch (av_tolower(tags[i].key)) {
case 'y':
for (sidx = 0; sidx < sizeof(MICRODVD_STYLES) - 1; sidx++) {
if (tags[i].data1 & (1 << sidx)) {
switch (MICRODVD_STYLES[sidx]) {
case 'i': italic = 1; break;
case 'b': bold = 1; break;
case 'u': underline = 1; break;
}
}
}
break;
case 'c': color = tags[i].data1; break;
case 's': font_size = tags[i].data1; break;
case 'p': alignment = 8; break;
case 'f':
av_bprint_clear(&font_buf);
av_bprintf(&font_buf, "%.*s",
tags[i].data_string_len, tags[i].data_string);
break;
}
}
}
return ff_ass_subtitle_header(avctx, font_buf.str, font_size, color,
ASS_DEFAULT_BACK_COLOR, bold, italic,
underline, alignment);
}
AVCodec ff_microdvd_decoder = { AVCodec ff_microdvd_decoder = {
.name = "microdvd", .name = "microdvd",
.long_name = NULL_IF_CONFIG_SMALL("MicroDVD subtitle"), .long_name = NULL_IF_CONFIG_SMALL("MicroDVD subtitle"),
.type = AVMEDIA_TYPE_SUBTITLE, .type = AVMEDIA_TYPE_SUBTITLE,
.id = CODEC_ID_MICRODVD, .id = CODEC_ID_MICRODVD,
.init = ff_ass_subtitle_header_default, .init = microdvd_init,
.decode = microdvd_decode_frame, .decode = microdvd_decode_frame,
}; };