vlc->table = &table_data[table_offs[num]];
vlc->table_allocated = table_offs[num + 1] - table_offs[num];
- init_vlc_sparse(vlc, FFMIN(maxbits, 9), realsize,
- bits2, 1, 1,
- cw, 2, 2,
- syms, 2, 2, INIT_VLC_USE_NEW_STATIC);
+ ff_init_vlc_sparse(vlc, FFMIN(maxbits, 9), realsize,
+ bits2, 1, 1,
+ cw, 2, 2,
+ syms, 2, 2, INIT_VLC_USE_NEW_STATIC);
}
/**
int A[2] = {0}, B[2], C[2];
int i, j;
int mx, my;
- int avail_index = avail_indexes[subblock_no];
+ int* avail = r->avail_cache + avail_indexes[subblock_no];
int c_off = part_sizes_w[block_type];
mv_pos += (subblock_no & 1) + (subblock_no >> 1)*s->b8_stride;
if(subblock_no == 3)
c_off = -1;
- if(r->avail_cache[avail_index - 1]){
+ if(avail[-1]){
A[0] = s->current_picture_ptr->f.motion_val[0][mv_pos-1][0];
A[1] = s->current_picture_ptr->f.motion_val[0][mv_pos-1][1];
}
- if(r->avail_cache[avail_index - 4]){
+ if(avail[-4]){
B[0] = s->current_picture_ptr->f.motion_val[0][mv_pos-s->b8_stride][0];
B[1] = s->current_picture_ptr->f.motion_val[0][mv_pos-s->b8_stride][1];
}else{
B[0] = A[0];
B[1] = A[1];
}
- if(!r->avail_cache[avail_index - 4 + c_off]){
- if(r->avail_cache[avail_index - 4] && (r->avail_cache[avail_index - 1] || r->rv30)){
+ if(!avail[c_off-4]){
+ if(avail[-4] && (avail[-1] || r->rv30)){
C[0] = s->current_picture_ptr->f.motion_val[0][mv_pos-s->b8_stride-1][0];
C[1] = s->current_picture_ptr->f.motion_val[0][mv_pos-s->b8_stride-1][1];
}else{
int A[2] = {0}, B[2], C[2];
int i, j, k;
int mx, my;
- int avail_index = avail_indexes[0];
+ int* avail = r->avail_cache + avail_indexes[0];
- if(r->avail_cache[avail_index - 1]){
+ if(avail[-1]){
A[0] = s->current_picture_ptr->f.motion_val[0][mv_pos - 1][0];
A[1] = s->current_picture_ptr->f.motion_val[0][mv_pos - 1][1];
}
- if(r->avail_cache[avail_index - 4]){
+ if(avail[-4]){
B[0] = s->current_picture_ptr->f.motion_val[0][mv_pos - s->b8_stride][0];
B[1] = s->current_picture_ptr->f.motion_val[0][mv_pos - s->b8_stride][1];
}else{
B[0] = A[0];
B[1] = A[1];
}
- if(!r->avail_cache[avail_index - 4 + 2]){
- if(r->avail_cache[avail_index - 4] && (r->avail_cache[avail_index - 1])){
+ if(!avail[-4 + 2]){
+ if(avail[-4] && (avail[-1])){
C[0] = s->current_picture_ptr->f.motion_val[0][mv_pos - s->b8_stride - 1][0];
C[1] = s->current_picture_ptr->f.motion_val[0][mv_pos - s->b8_stride - 1][1];
}else{
if (HAVE_THREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME)) {
/* wait for the referenced mb row to be finished */
- int mb_row = FFMIN(s->mb_height - 1,
- s->mb_y + ((yoff + my + 5 + 8 * height) >> 4));
+ int mb_row = s->mb_y + ((yoff + my + 5 + 8 * height) >> 4);
AVFrame *f = dir ? &s->next_picture_ptr->f : &s->last_picture_ptr->f;
ff_thread_await_progress(f, mb_row, 0);
}
q_ac = rv34_qscale_tab[s->qscale];
uint8_t *dst = s->dest[0];
DCTELEM *ptr = s->block[0];
- int avail[6*8] = {0};
int i, j, itype, has_ac;
memset(block16, 0, 16 * sizeof(*block16));
- // Set neighbour information.
- if(r->avail_cache[1])
- avail[0] = 1;
- if(r->avail_cache[2])
- avail[1] = avail[2] = 1;
- if(r->avail_cache[3])
- avail[3] = avail[4] = 1;
- if(r->avail_cache[4])
- avail[5] = 1;
- if(r->avail_cache[5])
- avail[8] = avail[16] = 1;
- if(r->avail_cache[9])
- avail[24] = avail[32] = 1;
-
has_ac = rv34_decode_block(block16, gb, r->cur_vlcs, 3, 0, q_dc, q_dc, q_ac);
if(has_ac)
r->rdsp.rv34_inv_transform(block16);
return 0;
}
+
+static void rv34_decoder_free(RV34DecContext *r)
+{
+ av_freep(&r->intra_types_hist);
+ r->intra_types = NULL;
+ av_freep(&r->tmp_b_block_base);
+ av_freep(&r->mb_type);
+ av_freep(&r->cbp_luma);
+ av_freep(&r->cbp_chroma);
+ av_freep(&r->deblock_coefs);
+}
+
+
+static int rv34_decoder_alloc(RV34DecContext *r)
+{
+ r->intra_types_stride = r->s.mb_width * 4 + 4;
+
+ r->cbp_chroma = av_malloc(r->s.mb_stride * r->s.mb_height *
+ sizeof(*r->cbp_chroma));
+ r->cbp_luma = av_malloc(r->s.mb_stride * r->s.mb_height *
+ sizeof(*r->cbp_luma));
+ r->deblock_coefs = av_malloc(r->s.mb_stride * r->s.mb_height *
+ sizeof(*r->deblock_coefs));
+ r->intra_types_hist = av_malloc(r->intra_types_stride * 4 * 2 *
+ sizeof(*r->intra_types_hist));
+ r->mb_type = av_mallocz(r->s.mb_stride * r->s.mb_height *
+ sizeof(*r->mb_type));
+
+ if (!(r->cbp_chroma && r->cbp_luma && r->deblock_coefs &&
+ r->intra_types_hist && r->mb_type)) {
+ rv34_decoder_free(r);
+ return AVERROR(ENOMEM);
+ }
+
+ r->intra_types = r->intra_types_hist + r->intra_types_stride * 4;
+
+ return 0;
+}
+
+
+static int rv34_decoder_realloc(RV34DecContext *r)
+{
+ rv34_decoder_free(r);
+ return rv34_decoder_alloc(r);
+}
+
+
static int rv34_decode_slice(RV34DecContext *r, int end, const uint8_t* buf, int buf_size)
{
MpegEncContext *s = &r->s;
}
if ((s->mb_x == 0 && s->mb_y == 0) || s->current_picture_ptr==NULL) {
- if(s->width != r->si.width || s->height != r->si.height){
- av_log(s->avctx, AV_LOG_DEBUG, "Changing dimensions to %dx%d\n", r->si.width,r->si.height);
- MPV_common_end(s);
+ if (s->width != r->si.width || s->height != r->si.height) {
+ int err;
+
+ av_log(s->avctx, AV_LOG_WARNING, "Changing dimensions to %dx%d\n",
+ r->si.width, r->si.height);
+ ff_MPV_common_end(s);
s->width = r->si.width;
s->height = r->si.height;
avcodec_set_dimensions(s->avctx, s->width, s->height);
- if(MPV_common_init(s) < 0)
- return -1;
- r->intra_types_stride = s->mb_width*4 + 4;
- r->intra_types_hist = av_realloc(r->intra_types_hist, r->intra_types_stride * 4 * 2 * sizeof(*r->intra_types_hist));
- r->intra_types = r->intra_types_hist + r->intra_types_stride * 4;
- r->mb_type = av_realloc(r->mb_type, r->s.mb_stride * r->s.mb_height * sizeof(*r->mb_type));
- r->cbp_luma = av_realloc(r->cbp_luma, r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_luma));
- r->cbp_chroma = av_realloc(r->cbp_chroma, r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_chroma));
- r->deblock_coefs = av_realloc(r->deblock_coefs, r->s.mb_stride * r->s.mb_height * sizeof(*r->deblock_coefs));
- av_freep(&r->tmp_b_block_base);
+ if ((err = ff_MPV_common_init(s)) < 0)
+ return err;
+ if ((err = rv34_decoder_realloc(r)) < 0)
+ return err;
}
s->pict_type = r->si.type ? r->si.type : AV_PICTURE_TYPE_I;
- if(MPV_frame_start(s, s->avctx) < 0)
+ if(ff_MPV_frame_start(s, s->avctx) < 0)
return -1;
ff_er_frame_start(s);
if (!r->tmp_b_block_base) {
{
RV34DecContext *r = avctx->priv_data;
MpegEncContext *s = &r->s;
+ int ret;
- MPV_decode_defaults(s);
+ ff_MPV_decode_defaults(s);
s->avctx = avctx;
s->out_format = FMT_H263;
s->codec_id = avctx->codec_id;
avctx->has_b_frames = 1;
s->low_delay = 0;
- if (MPV_common_init(s) < 0)
- return -1;
+ if ((ret = ff_MPV_common_init(s)) < 0)
+ return ret;
ff_h264_pred_init(&r->h, CODEC_ID_RV40, 8, 1);
ff_rv40dsp_init(&r->rdsp, &r->s.dsp);
#endif
- r->intra_types_stride = 4*s->mb_stride + 4;
- r->intra_types_hist = av_malloc(r->intra_types_stride * 4 * 2 * sizeof(*r->intra_types_hist));
- r->intra_types = r->intra_types_hist + r->intra_types_stride * 4;
-
- r->mb_type = av_mallocz(r->s.mb_stride * r->s.mb_height * sizeof(*r->mb_type));
-
- r->cbp_luma = av_malloc(r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_luma));
- r->cbp_chroma = av_malloc(r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_chroma));
- r->deblock_coefs = av_malloc(r->s.mb_stride * r->s.mb_height * sizeof(*r->deblock_coefs));
+ if ((ret = rv34_decoder_alloc(r)) < 0)
+ return ret;
if(!intra_vlcs[0].cbppattern[0].bits)
rv34_init_tables();
int ff_rv34_decode_init_thread_copy(AVCodecContext *avctx)
{
+ int err;
RV34DecContext *r = avctx->priv_data;
r->s.avctx = avctx;
if (avctx->internal->is_copy) {
- r->cbp_chroma = av_malloc(r->s.mb_stride * r->s.mb_height *
- sizeof(*r->cbp_chroma));
- r->cbp_luma = av_malloc(r->s.mb_stride * r->s.mb_height *
- sizeof(*r->cbp_luma));
- r->deblock_coefs = av_malloc(r->s.mb_stride * r->s.mb_height *
- sizeof(*r->deblock_coefs));
- r->intra_types_hist = av_malloc(r->intra_types_stride * 4 * 2 *
- sizeof(*r->intra_types_hist));
- r->mb_type = av_malloc(r->s.mb_stride * r->s.mb_height *
- sizeof(*r->mb_type));
-
- if (!(r->cbp_chroma && r->cbp_luma && r->deblock_coefs &&
- r->intra_types_hist && r->mb_type)) {
- av_freep(&r->cbp_chroma);
- av_freep(&r->cbp_luma);
- av_freep(&r->deblock_coefs);
- av_freep(&r->intra_types_hist);
- av_freep(&r->mb_type);
- r->intra_types = NULL;
- return AVERROR(ENOMEM);
- }
-
- r->intra_types = r->intra_types_hist + r->intra_types_stride * 4;
r->tmp_b_block_base = NULL;
-
- memset(r->mb_type, 0, r->s.mb_stride * r->s.mb_height *
- sizeof(*r->mb_type));
-
- MPV_common_init(&r->s);
+ if ((err = ff_MPV_common_init(&r->s)) < 0)
+ return err;
+ if ((err = rv34_decoder_alloc(r)) < 0)
+ return err;
}
return 0;
}
if (dst == src || !s1->context_initialized)
return 0;
+ if (s->height != s1->height || s->width != s1->width) {
+ ff_MPV_common_end(s);
+ s->height = s1->height;
+ s->width = s1->width;
+ if ((err = ff_MPV_common_init(s)) < 0)
+ return err;
+ if ((err = rv34_decoder_realloc(r)) < 0)
+ return err;
+ }
+
if ((err = ff_mpeg_update_thread_context(dst, src)))
return err;
memset(&r->si, 0, sizeof(r->si));
/* necessary since it is it the condition checked for in decode_slice
- * to call MPV_frame_start. cmp. comment at the end of decode_frame */
+ * to call ff_MPV_frame_start. cmp. comment at the end of decode_frame */
s->current_picture_ptr = NULL;
return 0;
if (buf_size == 0) {
/* special case for last picture */
if (s->low_delay==0 && s->next_picture_ptr) {
- *pict = *(AVFrame*)s->next_picture_ptr;
+ *pict = s->next_picture_ptr->f;
s->next_picture_ptr = NULL;
*data_size = sizeof(AVFrame);
if(get_slice_offset(avctx, slices_hdr, 0) < 0 ||
get_slice_offset(avctx, slices_hdr, 0) > buf_size){
av_log(avctx, AV_LOG_ERROR, "Slice offset is invalid\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
init_get_bits(&s->gb, buf+get_slice_offset(avctx, slices_hdr, 0), (buf_size-get_slice_offset(avctx, slices_hdr, 0))*8);
if(r->parse_slice_header(r, &r->s.gb, &si) < 0 || si.start){
av_log(avctx, AV_LOG_ERROR, "First slice header is incorrect\n");
- return -1;
+ return AVERROR_INVALIDDATA;
+ }
+ if ((!s->last_picture_ptr || !s->last_picture_ptr->f.data[0]) &&
+ si.type == AV_PICTURE_TYPE_B) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid decoder state: B-frame without "
+ "reference data.\n");
+ return AVERROR_INVALIDDATA;
}
- if ((!s->last_picture_ptr || !s->last_picture_ptr->f.data[0]) && si.type == AV_PICTURE_TYPE_B)
- return -1;
if( (avctx->skip_frame >= AVDISCARD_NONREF && si.type==AV_PICTURE_TYPE_B)
|| (avctx->skip_frame >= AVDISCARD_NONKEY && si.type!=AV_PICTURE_TYPE_I)
|| avctx->skip_frame >= AVDISCARD_ALL)
if(last && s->current_picture_ptr){
if(r->loop_filter)
r->loop_filter(r, s->mb_height - 1);
- if (HAVE_THREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME))
- ff_thread_report_progress(&s->current_picture_ptr->f,
- s->mb_height - 1, 0);
ff_er_frame_end(s);
- MPV_frame_end(s);
+ ff_MPV_frame_end(s);
+
+ if (HAVE_THREADS && (s->avctx->active_thread_type & FF_THREAD_FRAME))
+ ff_thread_report_progress(&s->current_picture_ptr->f, INT_MAX, 0);
+
if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) {
- *pict = *(AVFrame*)s->current_picture_ptr;
+ *pict = s->current_picture_ptr->f;
} else if (s->last_picture_ptr != NULL) {
- *pict = *(AVFrame*)s->last_picture_ptr;
+ *pict = s->last_picture_ptr->f;
}
if(s->last_picture_ptr || s->low_delay){
{
RV34DecContext *r = avctx->priv_data;
- MPV_common_end(&r->s);
-
- av_freep(&r->intra_types_hist);
- r->intra_types = NULL;
- av_freep(&r->tmp_b_block_base);
- av_freep(&r->mb_type);
- av_freep(&r->cbp_luma);
- av_freep(&r->cbp_chroma);
- av_freep(&r->deblock_coefs);
+ ff_MPV_common_end(&r->s);
+ rv34_decoder_free(r);
return 0;
}