static int msrle_decode_frame(AVCodecContext *avctx,

                              void *data, int *got_frame,

                              AVPacket *avpkt)

{

    const uint8_t *buf = avpkt->data;

    int buf_size = avpkt->size;

    MsrleContext *s = avctx->priv_data;

    int istride = FFALIGN(avctx->width*avctx->bits_per_coded_sample, 32) / 8;

    int ret;



    s->buf = buf;

    s->size = buf_size;



    if ((ret = ff_reget_buffer(avctx, s->frame)) < 0)

        return ret;



    if (avctx->bits_per_coded_sample > 1 && avctx->bits_per_coded_sample <= 8) {

        const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);



        if (pal) {

            s->frame->palette_has_changed = 1;

            memcpy(s->pal, pal, AVPALETTE_SIZE);

        }

        /* make the palette available */

        memcpy(s->frame->data[1], s->pal, AVPALETTE_SIZE);

    }



    /* FIXME how to correctly detect RLE ??? */

    if (avctx->height * istride == avpkt->size) { /* assume uncompressed */

        int linesize = (avctx->width * avctx->bits_per_coded_sample + 7) / 8;

        uint8_t *ptr = s->frame->data[0];

        uint8_t *buf = avpkt->data + (avctx->height-1)*istride;

        int i, j;



        for (i = 0; i < avctx->height; i++) {

            if (avctx->bits_per_coded_sample == 4) {

                for (j = 0; j < avctx->width - 1; j += 2) {

                    ptr[j+0] = buf[j>>1] >> 4;

                    ptr[j+1] = buf[j>>1] & 0xF;

                }

                if (avctx->width & 1)

                    ptr[j+0] = buf[j>>1] >> 4;

            } else {

                memcpy(ptr, buf, linesize);

            }

            buf -= istride;

            ptr += s->frame->linesize[0];

        }

    } else {

        bytestream2_init(&s->gb, buf, buf_size);

        ff_msrle_decode(avctx, (AVPicture*)s->frame, avctx->bits_per_coded_sample, &s->gb);

    }



    if ((ret = av_frame_ref(data, s->frame)) < 0)

        return ret;



    *got_frame      = 1;



    /* report that the buffer was completely consumed */

    return buf_size;

}

static int msrle_decode_frame(AVCodecContext *avctx,

                              void *data, int *got_frame,

                              AVPacket *avpkt)

{

    const uint8_t *buf = avpkt->data;

    int buf_size = avpkt->size;

    MsrleContext *s = avctx->priv_data;

    int istride = FFALIGN(avctx->width*avctx->bits_per_coded_sample, 32) / 8;

    int ret;



    s->buf = buf;

    s->size = buf_size;



    if ((ret = ff_reget_buffer(avctx, s->frame)) < 0)

        return ret;



    if (avctx->bits_per_coded_sample > 1 && avctx->bits_per_coded_sample <= 8) {

        const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);



        if (pal) {

            s->frame->palette_has_changed = 1;

            memcpy(s->pal, pal, AVPALETTE_SIZE);

        }

        

        memcpy(s->frame->data[1], s->pal, AVPALETTE_SIZE);

    }



    

    if (avctx->height * istride == avpkt->size) { 

        int linesize = (avctx->width * avctx->bits_per_coded_sample + 7) / 8;

        uint8_t *ptr = s->frame->data[0];

        uint8_t *buf = avpkt->data + (avctx->height-1)*istride;

        int i, j;



        for (i = 0; i < avctx->height; i++) {

            if (avctx->bits_per_coded_sample == 4) {

                for (j = 0; j < avctx->width - 1; j += 2) {

                    ptr[j+0] = buf[j>>1] >> 4;

                    ptr[j+1] = buf[j>>1] & 0xF;

                }

                if (avctx->width & 1)

                    ptr[j+0] = buf[j>>1] >> 4;

            } else {

                memcpy(ptr, buf, linesize);

            }

            buf -= istride;

            ptr += s->frame->linesize[0];

        }

    } else {

        bytestream2_init(&s->gb, buf, buf_size);

        ff_msrle_decode(avctx, (AVPicture*)s->frame, avctx->bits_per_coded_sample, &s->gb);

    }



    if ((ret = av_frame_ref(data, s->frame)) < 0)

        return ret;



    *got_frame      = 1;



    

    return buf_size;

}

static int FUNC_0(AVCodecContext *VAR_0,

                              void *VAR_1, int *VAR_2,

                              AVPacket *VAR_3)

{

    const uint8_t *VAR_4 = VAR_3->VAR_1;

    int VAR_5 = VAR_3->size;

    MsrleContext *s = VAR_0->priv_data;

    int VAR_6 = FFALIGN(VAR_0->width*VAR_0->bits_per_coded_sample, 32) / 8;

    int VAR_7;



    s->VAR_4 = VAR_4;

    s->size = VAR_5;



    if ((VAR_7 = ff_reget_buffer(VAR_0, s->frame)) < 0)

        return VAR_7;



    if (VAR_0->bits_per_coded_sample > 1 && VAR_0->bits_per_coded_sample <= 8) {

        const uint8_t *VAR_8 = av_packet_get_side_data(VAR_3, AV_PKT_DATA_PALETTE, NULL);



        if (VAR_8) {

            s->frame->palette_has_changed = 1;

            memcpy(s->VAR_8, VAR_8, AVPALETTE_SIZE);

        }

        

        memcpy(s->frame->VAR_1[1], s->VAR_8, AVPALETTE_SIZE);

    }



    

    if (VAR_0->height * VAR_6 == VAR_3->size) { 

        int VAR_9 = (VAR_0->width * VAR_0->bits_per_coded_sample + 7) / 8;

        uint8_t *ptr = s->frame->VAR_1[0];

        uint8_t *VAR_4 = VAR_3->VAR_1 + (VAR_0->height-1)*VAR_6;

        int VAR_10, VAR_11;



        for (VAR_10 = 0; VAR_10 < VAR_0->height; VAR_10++) {

            if (VAR_0->bits_per_coded_sample == 4) {

                for (VAR_11 = 0; VAR_11 < VAR_0->width - 1; VAR_11 += 2) {

                    ptr[VAR_11+0] = VAR_4[VAR_11>>1] >> 4;

                    ptr[VAR_11+1] = VAR_4[VAR_11>>1] & 0xF;

                }

                if (VAR_0->width & 1)

                    ptr[VAR_11+0] = VAR_4[VAR_11>>1] >> 4;

            } else {

                memcpy(ptr, VAR_4, VAR_9);

            }

            VAR_4 -= VAR_6;

            ptr += s->frame->VAR_9[0];

        }

    } else {

        bytestream2_init(&s->gb, VAR_4, VAR_5);

        ff_msrle_decode(VAR_0, (AVPicture*)s->frame, VAR_0->bits_per_coded_sample, &s->gb);

    }



    if ((VAR_7 = av_frame_ref(VAR_1, s->frame)) < 0)

        return VAR_7;



    *VAR_2      = 1;



    

    return VAR_5;

}

static int FUNC_0(AVCodecContext *VAR_0,
void *VAR_1, int *VAR_2,
AVPacket *VAR_3)
{ const uint8_t *VAR_4 = VAR_3->VAR_1; int VAR_5 = VAR_3->size; MsrleContext *s = VAR_0->priv_data; int VAR_6 = FFALIGN(VAR_0->width*VAR_0->bits_per_coded_sample, 32) / 8; int VAR_7; s->VAR_4 = VAR_4; s->size = VAR_5; if ((VAR_7 = ff_reget_buffer(VAR_0, s->frame)) < 0)
return VAR_7; if (VAR_0->bits_per_coded_sample > 1 && VAR_0->bits_per_coded_sample <= 8) { const uint8_t *VAR_8 = av_packet_get_side_data(VAR_3, AV_PKT_DATA_PALETTE, NULL); if (VAR_8) { s->frame->palette_has_changed = 1; memcpy(s->VAR_8, VAR_8, AVPALETTE_SIZE); } memcpy(s->frame->VAR_1[1], s->VAR_8, AVPALETTE_SIZE); } if (VAR_0->height * VAR_6 == VAR_3->size) { int VAR_9 = (VAR_0->width * VAR_0->bits_per_coded_sample + 7) / 8; uint8_t *ptr = s->frame->VAR_1[0]; uint8_t *VAR_4 = VAR_3->VAR_1 + (VAR_0->height-1)*VAR_6; int VAR_10, VAR_11; for (VAR_10 = 0; VAR_10 < VAR_0->height; VAR_10++) { if (VAR_0->bits_per_coded_sample == 4) { for (VAR_11 = 0; VAR_11 < VAR_0->width - 1; VAR_11 += 2) { ptr[VAR_11+0] = VAR_4[VAR_11>>1] >> 4; ptr[VAR_11+1] = VAR_4[VAR_11>>1] & 0xF; } if (VAR_0->width & 1)
ptr[VAR_11+0] = VAR_4[VAR_11>>1] >> 4; } else { memcpy(ptr, VAR_4, VAR_9); } VAR_4 -= VAR_6; ptr += s->frame->VAR_9[0]; } } else { bytestream2_init(&s->gb, VAR_4, VAR_5); ff_msrle_decode(VAR_0, (AVPicture*)s->frame, VAR_0->bits_per_coded_sample, &s->gb); } if ((VAR_7 = av_frame_ref(VAR_1, s->frame)) < 0)
return VAR_7; *VAR_2      = 1; return VAR_5; }