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Code Issues Releases Activity

segafilm: add support for raw videos

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Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Matthew Hoops 2011-11-14 20:08:50 -05:00 committed by Martin Storsjö
parent 525c5b08fb
commit ddf9b510e7
1 changed files with 14 additions and 1 deletions
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15
libavformat/segafilm.c
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@ -34,6 +34,7 @@
#define FDSC_TAG MKBETAG('F', 'D', 'S', 'C') #define FDSC_TAG MKBETAG('F', 'D', 'S', 'C')
#define STAB_TAG MKBETAG('S', 'T', 'A', 'B') #define STAB_TAG MKBETAG('S', 'T', 'A', 'B')
#define CVID_TAG MKBETAG('c', 'v', 'i', 'd') #define CVID_TAG MKBETAG('c', 'v', 'i', 'd')
#define RAW_TAG MKBETAG('r', 'a', 'w', ' ')
typedef struct { typedef struct {
int stream; int stream;
@ -129,8 +130,11 @@ static int film_read_header(AVFormatContext *s,
if (AV_RB32(&scratch[8]) == CVID_TAG) { if (AV_RB32(&scratch[8]) == CVID_TAG) {
film->video_type = CODEC_ID_CINEPAK; film->video_type = CODEC_ID_CINEPAK;
} else } else if (AV_RB32(&scratch[8]) == RAW_TAG) {
film->video_type = CODEC_ID_RAWVIDEO;
} else {
film->video_type = CODEC_ID_NONE; film->video_type = CODEC_ID_NONE;
}
/* initialize the decoder streams */ /* initialize the decoder streams */
if (film->video_type) { if (film->video_type) {
@ -143,6 +147,15 @@ static int film_read_header(AVFormatContext *s,
st->codec->codec_tag = 0; /* no fourcc */ st->codec->codec_tag = 0; /* no fourcc */
st->codec->width = AV_RB32(&scratch[16]); st->codec->width = AV_RB32(&scratch[16]);
st->codec->height = AV_RB32(&scratch[12]); st->codec->height = AV_RB32(&scratch[12]);
if (film->video_type == CODEC_ID_RAWVIDEO) {
if (scratch[20] == 24) {
st->codec->pix_fmt = PIX_FMT_RGB24;
} else {
av_log(s, AV_LOG_ERROR, "raw video is using unhandled %dbpp\n", scratch[20]);
return -1;
}
}
} }
if (film->audio_type) { if (film->audio_type) {