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add width and height in context and use them
patch by Vitor: [vitor1001 gmail com] Originally committed as revision 9438 to svn://svn.ffmpeg.org/ffmpeg/trunk
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dad66beeff
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@ -102,10 +102,10 @@ static inline void apply_motion_generic(RoqContext *ri, int x, int y, int deltax
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my = y + deltay;
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/* check MV against frame boundaries */
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if ((mx < 0) || (mx > ri->avctx->width - sz) ||
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(my < 0) || (my > ri->avctx->height - sz)) {
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if ((mx < 0) || (mx > ri->width - sz) ||
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(my < 0) || (my > ri->height - sz)) {
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av_log(ri->avctx, AV_LOG_ERROR, "motion vector out of bounds: MV = (%d, %d), boundaries = (0, 0, %d, %d)\n",
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mx, my, ri->avctx->width, ri->avctx->height);
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mx, my, ri->width, ri->height);
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return;
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}
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@ -145,11 +145,11 @@ static void roqvideo_decode_frame(RoqContext *ri)
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}
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xpos += 16;
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if (xpos >= ri->avctx->width) {
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xpos -= ri->avctx->width;
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if (xpos >= ri->width) {
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xpos -= ri->width;
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ypos += 16;
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}
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if(ypos >= ri->avctx->height)
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if(ypos >= ri->height)
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break;
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}
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}
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@ -160,6 +160,8 @@ static int roq_decode_init(AVCodecContext *avctx)
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RoqContext *s = avctx->priv_data;
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s->avctx = avctx;
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s->width = avctx->width;
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s->height = avctx->height;
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s->last_frame = &s->frames[0];
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s->current_frame = &s->frames[1];
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avctx->pix_fmt = PIX_FMT_YUV444P;
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