return 0;
}
+static struct {
+ uint16_t id;
+ uint16_t width;
+ uint16_t height;
+} FixedSize[] = {
+ { 0, 320, 200},
+ { 1, 640, 200},
+ { 2, 320, 167},
+ { 3, 320, 180},
+ { 4, 320, 400},
+ { 5, 320, 170},
+ { 6, 160, 85},
+ { 7, 160, 83},
+ { 8, 160, 90},
+ { 9, 280, 128},
+ {10, 320, 240},
+ {11, 320, 201},
+ {16, 640, 400},
+ {17, 640, 200},
+ {18, 640, 180},
+ {19, 640, 167},
+ {20, 640, 170},
+ {21, 320, 240}
+};
+
static int gdv_read_header(AVFormatContext *ctx)
{
GDVContext *gdv = ctx->priv_data;
AVIOContext *pb = ctx->pb;
AVStream *vst, *ast;
- unsigned fps, snd_flags, vid_depth;
+ unsigned fps, snd_flags, vid_depth, size_id;
- avio_skip(pb, 6);
+ avio_skip(pb, 4);
+ size_id = avio_rl16(pb);
vst = avformat_new_stream(ctx, 0);
if (!vst)
gdv->audio_size = (ast->codecpar->sample_rate / fps) *
ast->codecpar->channels * (1 + !!(snd_flags & 4)) / (1 + !!(snd_flags & 8));
gdv->is_audio = 1;
+ } else {
+ avio_skip(pb, 2);
}
vid_depth = avio_rl16(pb);
avio_skip(pb, 4);
vst->codecpar->width = avio_rl16(pb);
vst->codecpar->height = avio_rl16(pb);
+ if (vst->codecpar->width == 0 || vst->codecpar->height == 0) {
+ int i;
+
+ for (i = 0; i < FF_ARRAY_ELEMS(FixedSize) - 1; i++) {
+ if (FixedSize[i].id == size_id)
+ break;
+ }
+
+ vst->codecpar->width = FixedSize[i].width;
+ vst->codecpar->height = FixedSize[i].height;
+ }
+
avpriv_set_pts_info(vst, 64, 1, fps);
if (vid_depth & 1) {
unsigned r = avio_r8(pb);
unsigned g = avio_r8(pb);
unsigned b = avio_r8(pb);
- gdv->pal[i] = 0xFF << 24 | r << 18 | g << 10 | b << 2;
+ gdv->pal[i] = 0xFFU << 24 | r << 18 | g << 10 | b << 2;
}
}