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bintext: make use of AV_OPT_TYPE_IMAGE_SIZE

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-04-05 14:46:28 +00:00
parent 33b6d215fa
commit 3d9a789b0d
1 changed files with 6 additions and 11 deletions
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17
libavformat/bintext.c
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@ -43,7 +43,7 @@ typedef struct {
int chars_per_frame; /**< characters to send decoder per frame;
set by private options as characters per second, and then
converted to characters per frame at runtime */
char *video_size; /**< video size (WxH pixels) (private option) */
int width, height; /**< video size (WxH pixels) (private option) */
AVRational framerate; /**< frames per second (private option) */
uint64_t fsize; /**< file size less metadata buffer */
} BinDemuxContext;
@ -57,12 +57,7 @@ static AVStream * init_stream(AVFormatContext *s)
st->codec->codec_tag = 0;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
if (bin->video_size) {
if (av_parse_video_size(&st->codec->width, &st->codec->height, bin->video_size) < 0) {
av_log(s, AV_LOG_ERROR, "Could not parse video size: '%s'\n", bin->video_size);
return NULL;
}
} else {
if (!bin->width) {
st->codec->width = (80<<3);
st->codec->height = (25<<4);
}
@ -153,7 +148,7 @@ static int bintext_read_header(AVFormatContext *s)
bin->fsize = avio_size(pb);
if (ff_sauce_read(s, &bin->fsize, &got_width, 0) < 0)
next_tag_read(s, &bin->fsize);
if (!bin->video_size) {
if (!bin->width) {
predict_width(st->codec, bin->fsize, got_width);
calculate_height(st->codec, bin->fsize);
}
@ -252,7 +247,7 @@ static int adf_read_header(AVFormatContext *s)
bin->fsize = avio_size(pb) - 1 - 192 - 4096;
st->codec->width = 80<<3;
ff_sauce_read(s, &bin->fsize, &got_width, 0);
if (!bin->video_size)
if (!bin->width)
calculate_height(st->codec, bin->fsize);
avio_seek(pb, 1 + 192 + 4096, SEEK_SET);
}
@ -305,7 +300,7 @@ static int idf_read_header(AVFormatContext *s)
bin->fsize = avio_size(pb) - 12 - 4096 - 48;
ff_sauce_read(s, &bin->fsize, &got_width, 0);
if (!bin->video_size)
if (!bin->width)
calculate_height(st->codec, bin->fsize);
avio_seek(pb, 12, SEEK_SET);
return 0;
@ -337,7 +332,7 @@ static int read_packet(AVFormatContext *s,
#define OFFSET(x) offsetof(BinDemuxContext, x)
static const AVOption options[] = {
{ "linespeed", "set simulated line speed (bytes per second)", OFFSET(chars_per_frame), AV_OPT_TYPE_INT, {.i64 = 6000}, 1, INT_MAX, AV_OPT_FLAG_DECODING_PARAM},
{ "video_size", "set video size, such as 640x480 or hd720.", OFFSET(video_size), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
{ "video_size", "set video size, such as 640x480 or hd720.", OFFSET(width), AV_OPT_TYPE_IMAGE_SIZE, {.str = NULL}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
{ "framerate", "set framerate (frames per second)", OFFSET(framerate), AV_OPT_TYPE_VIDEO_RATE, {.str = "25"}, 0, 0, AV_OPT_FLAG_DECODING_PARAM },
{ NULL },
};