static void qtrle_decode_8bpp(QtrleContext *s, int stream_ptr, int row_ptr, int lines_to_change)

{

    int rle_code;

    int pixel_ptr;

    int row_inc = s->frame.linesize[0];

    unsigned char pi1, pi2, pi3, pi4;  /* 4 palette indexes */

    unsigned char *rgb = s->frame.data[0];

    int pixel_limit = s->frame.linesize[0] * s->avctx->height;



    while (lines_to_change--) {

        CHECK_STREAM_PTR(2);

        pixel_ptr = row_ptr + (4 * (s->buf[stream_ptr++] - 1));




        while ((rle_code = (signed char)s->buf[stream_ptr++]) != -1) {

            if (rle_code == 0) {

                /* there's another skip code in the stream */

                CHECK_STREAM_PTR(1);

                pixel_ptr += (4 * (s->buf[stream_ptr++] - 1));


            } else if (rle_code < 0) {

                /* decode the run length code */

                rle_code = -rle_code;

                /* get the next 4 bytes from the stream, treat them as palette

                 * indexes, and output them rle_code times */

                CHECK_STREAM_PTR(4);

                pi1 = s->buf[stream_ptr++];

                pi2 = s->buf[stream_ptr++];

                pi3 = s->buf[stream_ptr++];

                pi4 = s->buf[stream_ptr++];



                CHECK_PIXEL_PTR(rle_code * 4);



                while (rle_code--) {

                    rgb[pixel_ptr++] = pi1;

                    rgb[pixel_ptr++] = pi2;

                    rgb[pixel_ptr++] = pi3;

                    rgb[pixel_ptr++] = pi4;

                }

            } else {

                /* copy the same pixel directly to output 4 times */

                rle_code *= 4;

                CHECK_STREAM_PTR(rle_code);

                CHECK_PIXEL_PTR(rle_code);



                while (rle_code--) {

                    rgb[pixel_ptr++] = s->buf[stream_ptr++];

                }

            }

        }

        row_ptr += row_inc;

    }

}
static void qtrle_decode_8bpp(QtrleContext *s, int stream_ptr, int row_ptr, int lines_to_change)

{

    int rle_code;

    int pixel_ptr;

    int row_inc = s->frame.linesize[0];

    unsigned char pi1, pi2, pi3, pi4;  

    unsigned char *rgb = s->frame.data[0];

    int pixel_limit = s->frame.linesize[0] * s->avctx->height;



    while (lines_to_change--) {

        CHECK_STREAM_PTR(2);

        pixel_ptr = row_ptr + (4 * (s->buf[stream_ptr++] - 1));




        while ((rle_code = (signed char)s->buf[stream_ptr++]) != -1) {

            if (rle_code == 0) {

                

                CHECK_STREAM_PTR(1);

                pixel_ptr += (4 * (s->buf[stream_ptr++] - 1));


            } else if (rle_code < 0) {

                

                rle_code = -rle_code;

                



                CHECK_STREAM_PTR(4);

                pi1 = s->buf[stream_ptr++];

                pi2 = s->buf[stream_ptr++];

                pi3 = s->buf[stream_ptr++];

                pi4 = s->buf[stream_ptr++];



                CHECK_PIXEL_PTR(rle_code * 4);



                while (rle_code--) {

                    rgb[pixel_ptr++] = pi1;

                    rgb[pixel_ptr++] = pi2;

                    rgb[pixel_ptr++] = pi3;

                    rgb[pixel_ptr++] = pi4;

                }

            } else {

                

                rle_code *= 4;

                CHECK_STREAM_PTR(rle_code);

                CHECK_PIXEL_PTR(rle_code);



                while (rle_code--) {

                    rgb[pixel_ptr++] = s->buf[stream_ptr++];

                }

            }

        }

        row_ptr += row_inc;

    }

}
static void FUNC_0(QtrleContext *VAR_0, int VAR_1, int VAR_2, int VAR_3)

{

    int VAR_4;

    int VAR_5;

    int VAR_6 = VAR_0->frame.linesize[0];

    unsigned char VAR_7, VAR_8, VAR_9, VAR_10;  

    unsigned char *VAR_11 = VAR_0->frame.data[0];

    int VAR_12 = VAR_0->frame.linesize[0] * VAR_0->avctx->height;



    while (VAR_3--) {

        CHECK_STREAM_PTR(2);

        VAR_5 = VAR_2 + (4 * (VAR_0->buf[VAR_1++] - 1));




        while ((VAR_4 = (signed char)VAR_0->buf[VAR_1++]) != -1) {

            if (VAR_4 == 0) {

                

                CHECK_STREAM_PTR(1);

                VAR_5 += (4 * (VAR_0->buf[VAR_1++] - 1));


            } else if (VAR_4 < 0) {

                

                VAR_4 = -VAR_4;

                



                CHECK_STREAM_PTR(4);

                VAR_7 = VAR_0->buf[VAR_1++];

                VAR_8 = VAR_0->buf[VAR_1++];

                VAR_9 = VAR_0->buf[VAR_1++];

                VAR_10 = VAR_0->buf[VAR_1++];



                CHECK_PIXEL_PTR(VAR_4 * 4);



                while (VAR_4--) {

                    VAR_11[VAR_5++] = VAR_7;

                    VAR_11[VAR_5++] = VAR_8;

                    VAR_11[VAR_5++] = VAR_9;

                    VAR_11[VAR_5++] = VAR_10;

                }

            } else {

                

                VAR_4 *= 4;

                CHECK_STREAM_PTR(VAR_4);

                CHECK_PIXEL_PTR(VAR_4);



                while (VAR_4--) {

                    VAR_11[VAR_5++] = VAR_0->buf[VAR_1++];

                }

            }

        }

        VAR_2 += VAR_6;

    }

}
static void FUNC_0(QtrleContext *VAR_0, int VAR_1, int VAR_2, int VAR_3)
{ int VAR_4; int VAR_5; int VAR_6 = VAR_0->frame.linesize[0]; unsigned char VAR_7, VAR_8, VAR_9, VAR_10; unsigned char *VAR_11 = VAR_0->frame.data[0]; int VAR_12 = VAR_0->frame.linesize[0] * VAR_0->avctx->height; while (VAR_3--) { CHECK_STREAM_PTR(2); VAR_5 = VAR_2 + (4 * (VAR_0->buf[VAR_1++] - 1)); while ((VAR_4 = (signed char)VAR_0->buf[VAR_1++]) != -1) { if (VAR_4 == 0) { CHECK_STREAM_PTR(1); VAR_5 += (4 * (VAR_0->buf[VAR_1++] - 1)); } else if (VAR_4 < 0) { VAR_4 = -VAR_4; CHECK_STREAM_PTR(4); VAR_7 = VAR_0->buf[VAR_1++]; VAR_8 = VAR_0->buf[VAR_1++]; VAR_9 = VAR_0->buf[VAR_1++]; VAR_10 = VAR_0->buf[VAR_1++]; CHECK_PIXEL_PTR(VAR_4 * 4); while (VAR_4--) { VAR_11[VAR_5++] = VAR_7; VAR_11[VAR_5++] = VAR_8; VAR_11[VAR_5++] = VAR_9; VAR_11[VAR_5++] = VAR_10; } } else { VAR_4 *= 4; CHECK_STREAM_PTR(VAR_4); CHECK_PIXEL_PTR(VAR_4); while (VAR_4--) { VAR_11[VAR_5++] = VAR_0->buf[VAR_1++]; } } } VAR_2 += VAR_6; } }