Move libvpx from DEPS to src

third_party/libvpx/source/libvpx/vp8/decoder/onyxd_if.c

Index: third_party/libvpx/source/libvpx/vp8/decoder/onyxd_if.c
diff --git a/third_party/libvpx/source/libvpx/vp8/decoder/onyxd_if.c b/third_party/libvpx/source/libvpx/vp8/decoder/onyxd_if.c
new file mode 100644
index 0000000000000000000000000000000000000000..d7b8c76dc267fc8a10d34916586fac3c1bfa2849
--- /dev/null
+++ b/third_party/libvpx/source/libvpx/vp8/decoder/onyxd_if.c
@@ -0,0 +1,505 @@
+/*
+ *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+
+#include "vp8/common/onyxc_int.h"
+#if CONFIG_POSTPROC
+#include "vp8/common/postproc.h"
+#endif
+#include "vp8/common/onyxd.h"
+#include "onyxd_int.h"
+#include "vpx_mem/vpx_mem.h"
+#include "vp8/common/alloccommon.h"
+#include "vp8/common/loopfilter.h"
+#include "vp8/common/swapyv12buffer.h"
+#include "vp8/common/threading.h"
+#include "decoderthreading.h"
+#include <stdio.h>
+#include <assert.h>
+
+#include "vp8/common/quant_common.h"
+#include "./vpx_scale_rtcd.h"
+#include "vpx_scale/vpx_scale.h"
+#include "vp8/common/systemdependent.h"
+#include "vpx_ports/vpx_timer.h"
+#include "detokenize.h"
+#if CONFIG_ERROR_CONCEALMENT
+#include "error_concealment.h"
+#endif
+#if ARCH_ARM
+#include "vpx_ports/arm.h"
+#endif
+
+extern void vp8_init_loop_filter(VP8_COMMON *cm);
+extern void vp8cx_init_de_quantizer(VP8D_COMP *pbi);
+static int get_free_fb (VP8_COMMON *cm);
+static void ref_cnt_fb (int *buf, int *idx, int new_idx);
+
+static void remove_decompressor(VP8D_COMP *pbi)
+{
+#if CONFIG_ERROR_CONCEALMENT
+    vp8_de_alloc_overlap_lists(pbi);
+#endif
+    vp8_remove_common(&pbi->common);
+    vpx_free(pbi);
+}
+
+static struct VP8D_COMP * create_decompressor(VP8D_CONFIG *oxcf)
+{
+    VP8D_COMP *pbi = vpx_memalign(32, sizeof(VP8D_COMP));
+
+    if (!pbi)
+        return NULL;
+
+    memset(pbi, 0, sizeof(VP8D_COMP));
+
+    if (setjmp(pbi->common.error.jmp))
+    {
+        pbi->common.error.setjmp = 0;
+        remove_decompressor(pbi);
+        return 0;
+    }
+
+    pbi->common.error.setjmp = 1;
+
+    vp8_create_common(&pbi->common);
+
+    pbi->common.current_video_frame = 0;
+    pbi->ready_for_new_data = 1;
+
+    /* vp8cx_init_de_quantizer() is first called here. Add check in frame_init_dequantizer() to avoid
+     *  unnecessary calling of vp8cx_init_de_quantizer() for every frame.
+     */
+    vp8cx_init_de_quantizer(pbi);
+
+    vp8_loop_filter_init(&pbi->common);
+
+    pbi->common.error.setjmp = 0;
+
+#if CONFIG_ERROR_CONCEALMENT
+    pbi->ec_enabled = oxcf->error_concealment;
+    pbi->overlaps = NULL;
+#else
+    (void)oxcf;
+    pbi->ec_enabled = 0;
+#endif
+    /* Error concealment is activated after a key frame has been
+     * decoded without errors when error concealment is enabled.
+     */
+    pbi->ec_active = 0;
+
+    pbi->decoded_key_frame = 0;
+
+    /* Independent partitions is activated when a frame updates the
+     * token probability table to have equal probabilities over the
+     * PREV_COEF context.
+     */
+    pbi->independent_partitions = 0;
+
+    vp8_setup_block_dptrs(&pbi->mb);
+
+    return pbi;
+}
+
+vpx_codec_err_t vp8dx_get_reference(VP8D_COMP *pbi, enum vpx_ref_frame_type ref_frame_flag, YV12_BUFFER_CONFIG *sd)
+{
+    VP8_COMMON *cm = &pbi->common;
+    int ref_fb_idx;
+
+    if (ref_frame_flag == VP8_LAST_FRAME)
+        ref_fb_idx = cm->lst_fb_idx;
+    else if (ref_frame_flag == VP8_GOLD_FRAME)
+        ref_fb_idx = cm->gld_fb_idx;
+    else if (ref_frame_flag == VP8_ALTR_FRAME)
+        ref_fb_idx = cm->alt_fb_idx;
+    else{
+        vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
+            "Invalid reference frame");
+        return pbi->common.error.error_code;
+    }
+
+    if(cm->yv12_fb[ref_fb_idx].y_height != sd->y_height ||
+        cm->yv12_fb[ref_fb_idx].y_width != sd->y_width ||
+        cm->yv12_fb[ref_fb_idx].uv_height != sd->uv_height ||
+        cm->yv12_fb[ref_fb_idx].uv_width != sd->uv_width){
+        vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
+            "Incorrect buffer dimensions");
+    }
+    else
+        vp8_yv12_copy_frame(&cm->yv12_fb[ref_fb_idx], sd);
+
+    return pbi->common.error.error_code;
+}
+
+
+vpx_codec_err_t vp8dx_set_reference(VP8D_COMP *pbi, enum vpx_ref_frame_type ref_frame_flag, YV12_BUFFER_CONFIG *sd)
+{
+    VP8_COMMON *cm = &pbi->common;
+    int *ref_fb_ptr = NULL;
+    int free_fb;
+
+    if (ref_frame_flag == VP8_LAST_FRAME)
+        ref_fb_ptr = &cm->lst_fb_idx;
+    else if (ref_frame_flag == VP8_GOLD_FRAME)
+        ref_fb_ptr = &cm->gld_fb_idx;
+    else if (ref_frame_flag == VP8_ALTR_FRAME)
+        ref_fb_ptr = &cm->alt_fb_idx;
+    else{
+        vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
+            "Invalid reference frame");
+        return pbi->common.error.error_code;
+    }
+
+    if(cm->yv12_fb[*ref_fb_ptr].y_height != sd->y_height ||
+        cm->yv12_fb[*ref_fb_ptr].y_width != sd->y_width ||
+        cm->yv12_fb[*ref_fb_ptr].uv_height != sd->uv_height ||
+        cm->yv12_fb[*ref_fb_ptr].uv_width != sd->uv_width){
+        vpx_internal_error(&pbi->common.error, VPX_CODEC_ERROR,
+            "Incorrect buffer dimensions");
+    }
+    else{
+        /* Find an empty frame buffer. */
+        free_fb = get_free_fb(cm);
+        /* Decrease fb_idx_ref_cnt since it will be increased again in
+         * ref_cnt_fb() below. */
+        cm->fb_idx_ref_cnt[free_fb]--;
+
+        /* Manage the reference counters and copy image. */
+        ref_cnt_fb (cm->fb_idx_ref_cnt, ref_fb_ptr, free_fb);
+        vp8_yv12_copy_frame(sd, &cm->yv12_fb[*ref_fb_ptr]);
+    }
+
+   return pbi->common.error.error_code;
+}
+
+static int get_free_fb (VP8_COMMON *cm)
+{
+    int i;
+    for (i = 0; i < NUM_YV12_BUFFERS; i++)
+        if (cm->fb_idx_ref_cnt[i] == 0)
+            break;
+
+    assert(i < NUM_YV12_BUFFERS);
+    cm->fb_idx_ref_cnt[i] = 1;
+    return i;
+}
+
+static void ref_cnt_fb (int *buf, int *idx, int new_idx)
+{
+    if (buf[*idx] > 0)
+        buf[*idx]--;
+
+    *idx = new_idx;
+
+    buf[new_idx]++;
+}
+
+/* If any buffer copy / swapping is signalled it should be done here. */
+static int swap_frame_buffers (VP8_COMMON *cm)
+{
+    int err = 0;
+
+    /* The alternate reference frame or golden frame can be updated
+     *  using the new, last, or golden/alt ref frame.  If it
+     *  is updated using the newly decoded frame it is a refresh.
+     *  An update using the last or golden/alt ref frame is a copy.
+     */
+    if (cm->copy_buffer_to_arf)
+    {
+        int new_fb = 0;
+
+        if (cm->copy_buffer_to_arf == 1)
+            new_fb = cm->lst_fb_idx;
+        else if (cm->copy_buffer_to_arf == 2)
+            new_fb = cm->gld_fb_idx;
+        else
+            err = -1;
+
+        ref_cnt_fb (cm->fb_idx_ref_cnt, &cm->alt_fb_idx, new_fb);
+    }
+
+    if (cm->copy_buffer_to_gf)
+    {
+        int new_fb = 0;
+
+        if (cm->copy_buffer_to_gf == 1)
+            new_fb = cm->lst_fb_idx;
+        else if (cm->copy_buffer_to_gf == 2)
+            new_fb = cm->alt_fb_idx;
+        else
+            err = -1;
+
+        ref_cnt_fb (cm->fb_idx_ref_cnt, &cm->gld_fb_idx, new_fb);
+    }
+
+    if (cm->refresh_golden_frame)
+        ref_cnt_fb (cm->fb_idx_ref_cnt, &cm->gld_fb_idx, cm->new_fb_idx);
+
+    if (cm->refresh_alt_ref_frame)
+        ref_cnt_fb (cm->fb_idx_ref_cnt, &cm->alt_fb_idx, cm->new_fb_idx);
+
+    if (cm->refresh_last_frame)
+    {
+        ref_cnt_fb (cm->fb_idx_ref_cnt, &cm->lst_fb_idx, cm->new_fb_idx);
+
+        cm->frame_to_show = &cm->yv12_fb[cm->lst_fb_idx];
+    }
+    else
+        cm->frame_to_show = &cm->yv12_fb[cm->new_fb_idx];
+
+    cm->fb_idx_ref_cnt[cm->new_fb_idx]--;
+
+    return err;
+}
+
+int check_fragments_for_errors(VP8D_COMP *pbi)
+{
+    if (!pbi->ec_active &&
+        pbi->fragments.count <= 1 && pbi->fragments.sizes[0] == 0)
+    {
+        VP8_COMMON *cm = &pbi->common;
+
+        /* If error concealment is disabled we won't signal missing frames
+         * to the decoder.
+         */
+        if (cm->fb_idx_ref_cnt[cm->lst_fb_idx] > 1)
+        {
+            /* The last reference shares buffer with another reference
+             * buffer. Move it to its own buffer before setting it as
+             * corrupt, otherwise we will make multiple buffers corrupt.
+             */
+            const int prev_idx = cm->lst_fb_idx;
+            cm->fb_idx_ref_cnt[prev_idx]--;
+            cm->lst_fb_idx = get_free_fb(cm);
+            vp8_yv12_copy_frame(&cm->yv12_fb[prev_idx],
+                                    &cm->yv12_fb[cm->lst_fb_idx]);
+        }
+        /* This is used to signal that we are missing frames.
+         * We do not know if the missing frame(s) was supposed to update
+         * any of the reference buffers, but we act conservative and
+         * mark only the last buffer as corrupted.
+         */
+        cm->yv12_fb[cm->lst_fb_idx].corrupted = 1;
+
+        /* Signal that we have no frame to show. */
+        cm->show_frame = 0;
+
+        /* Nothing more to do. */
+        return 0;
+    }
+
+    return 1;
+}
+
+int vp8dx_receive_compressed_data(VP8D_COMP *pbi, size_t size,
+                                  const uint8_t *source,
+                                  int64_t time_stamp)
+{
+    VP8_COMMON *cm = &pbi->common;
+    int retcode = -1;
+    (void)size;
+    (void)source;
+
+    pbi->common.error.error_code = VPX_CODEC_OK;
+
+    retcode = check_fragments_for_errors(pbi);
+    if(retcode <= 0)
+        return retcode;
+
+    cm->new_fb_idx = get_free_fb (cm);
+
+    /* setup reference frames for vp8_decode_frame */
+    pbi->dec_fb_ref[INTRA_FRAME]  = &cm->yv12_fb[cm->new_fb_idx];
+    pbi->dec_fb_ref[LAST_FRAME]   = &cm->yv12_fb[cm->lst_fb_idx];
+    pbi->dec_fb_ref[GOLDEN_FRAME] = &cm->yv12_fb[cm->gld_fb_idx];
+    pbi->dec_fb_ref[ALTREF_FRAME] = &cm->yv12_fb[cm->alt_fb_idx];
+
+    if (setjmp(pbi->common.error.jmp))
+    {
+       /* We do not know if the missing frame(s) was supposed to update
+        * any of the reference buffers, but we act conservative and
+        * mark only the last buffer as corrupted.
+        */
+        cm->yv12_fb[cm->lst_fb_idx].corrupted = 1;
+
+        if (cm->fb_idx_ref_cnt[cm->new_fb_idx] > 0)
+          cm->fb_idx_ref_cnt[cm->new_fb_idx]--;
+
+        goto decode_exit;
+    }
+
+    pbi->common.error.setjmp = 1;
+
+    retcode = vp8_decode_frame(pbi);
+
+    if (retcode < 0)
+    {
+        if (cm->fb_idx_ref_cnt[cm->new_fb_idx] > 0)
+          cm->fb_idx_ref_cnt[cm->new_fb_idx]--;
+
+        pbi->common.error.error_code = VPX_CODEC_ERROR;
+        goto decode_exit;
+    }
+
+    if (swap_frame_buffers (cm))
+    {
+        pbi->common.error.error_code = VPX_CODEC_ERROR;
+        goto decode_exit;
+    }
+
+    vp8_clear_system_state();
+
+    if (cm->show_frame)
+    {
+        cm->current_video_frame++;
+        cm->show_frame_mi = cm->mi;
+    }
+
+    #if CONFIG_ERROR_CONCEALMENT
+    /* swap the mode infos to storage for future error concealment */
+    if (pbi->ec_enabled && pbi->common.prev_mi)
+    {
+        MODE_INFO* tmp = pbi->common.prev_mi;
+        int row, col;
+        pbi->common.prev_mi = pbi->common.mi;
+        pbi->common.mi = tmp;
+
+        /* Propagate the segment_ids to the next frame */
+        for (row = 0; row < pbi->common.mb_rows; ++row)
+        {
+            for (col = 0; col < pbi->common.mb_cols; ++col)
+            {
+                const int i = row*pbi->common.mode_info_stride + col;
+                pbi->common.mi[i].mbmi.segment_id =
+                        pbi->common.prev_mi[i].mbmi.segment_id;
+            }
+        }
+    }
+#endif
+
+    pbi->ready_for_new_data = 0;
+    pbi->last_time_stamp = time_stamp;
+
+decode_exit:
+    pbi->common.error.setjmp = 0;
+    vp8_clear_system_state();
+    return retcode;
+}
+int vp8dx_get_raw_frame(VP8D_COMP *pbi, YV12_BUFFER_CONFIG *sd, int64_t *time_stamp, int64_t *time_end_stamp, vp8_ppflags_t *flags)
+{
+    int ret = -1;
+
+    if (pbi->ready_for_new_data == 1)
+        return ret;
+
+    /* ie no raw frame to show!!! */
+    if (pbi->common.show_frame == 0)
+        return ret;
+
+    pbi->ready_for_new_data = 1;
+    *time_stamp = pbi->last_time_stamp;
+    *time_end_stamp = 0;
+
+#if CONFIG_POSTPROC
+    ret = vp8_post_proc_frame(&pbi->common, sd, flags);
+#else
+    (void)flags;
+
+    if (pbi->common.frame_to_show)
+    {
+        *sd = *pbi->common.frame_to_show;
+        sd->y_width = pbi->common.Width;
+        sd->y_height = pbi->common.Height;
+        sd->uv_height = pbi->common.Height / 2;
+        ret = 0;
+    }
+    else
+    {
+        ret = -1;
+    }
+
+#endif /*!CONFIG_POSTPROC*/
+    vp8_clear_system_state();
+    return ret;
+}
+
+
+/* This function as written isn't decoder specific, but the encoder has
+ * much faster ways of computing this, so it's ok for it to live in a
+ * decode specific file.
+ */
+int vp8dx_references_buffer( VP8_COMMON *oci, int ref_frame )
+{
+    const MODE_INFO *mi = oci->mi;
+    int mb_row, mb_col;
+
+    for (mb_row = 0; mb_row < oci->mb_rows; mb_row++)
+    {
+        for (mb_col = 0; mb_col < oci->mb_cols; mb_col++,mi++)
+        {
+            if( mi->mbmi.ref_frame == ref_frame)
+              return 1;
+        }
+        mi++;
+    }
+    return 0;
+
+}
+
+int vp8_create_decoder_instances(struct frame_buffers *fb, VP8D_CONFIG *oxcf)
+{
+    if(!fb->use_frame_threads)
+    {
+        /* decoder instance for single thread mode */
+        fb->pbi[0] = create_decompressor(oxcf);
+        if(!fb->pbi[0])
+            return VPX_CODEC_ERROR;
+
+#if CONFIG_MULTITHREAD
+        /* enable row-based threading only when use_frame_threads
+         * is disabled */
+        fb->pbi[0]->max_threads = oxcf->max_threads;
+        vp8_decoder_create_threads(fb->pbi[0]);
+#endif
+    }
+    else
+    {
+        /* TODO : create frame threads and decoder instances for each
+         * thread here */
+    }
+
+    return VPX_CODEC_OK;
+}
+
+int vp8_remove_decoder_instances(struct frame_buffers *fb)
+{
+    if(!fb->use_frame_threads)
+    {
+        VP8D_COMP *pbi = fb->pbi[0];
+
+        if (!pbi)
+            return VPX_CODEC_ERROR;
+#if CONFIG_MULTITHREAD
+        if (pbi->b_multithreaded_rd)
+            vp8mt_de_alloc_temp_buffers(pbi, pbi->common.mb_rows);
+        vp8_decoder_remove_threads(pbi);
+#endif
+
+        /* decoder instance for single thread mode */
+        remove_decompressor(pbi);
+    }
+    else
+    {
+        /* TODO : remove frame threads and decoder instances for each
+         * thread here */
+    }
+
+    return VPX_CODEC_OK;
+}